{"id":42285,"date":"2026-06-18T15:13:51","date_gmt":"2026-06-18T07:13:51","guid":{"rendered":"https:\/\/www.evb.com\/?p=42285"},"modified":"2026-06-18T15:13:56","modified_gmt":"2026-06-18T07:13:56","slug":"nema-plug-types-for-ev-charging-5-15-5-20-6-20-14-30-14-50-6-50-evb","status":"publish","type":"post","link":"https:\/\/www.evb.com\/vi\/nema-plug-types-for-ev-charging-5-15-5-20-6-20-14-30-14-50-6-50-evb\/","title":{"rendered":"C\u00e1c lo\u1ea1i ph\u00edch c\u1eafm NEMA d\u00f9ng cho s\u1ea1c xe \u0111i\u1ec7n: 5-15, 5-20, 6-20, 14-30, 14-50 &amp; 6-50 | EVB"},"content":{"rendered":"<!-- =========================\nMETA\n========================= -->\n<meta name=\"description\" content=\"So s\u00e1nh c\u00e1c lo\u1ea1i ph\u00edch c\u1eafm NEMA d\u00f9ng \u0111\u1ec3 s\u1ea1c xe \u0111i\u1ec7n, bao g\u1ed3m NEMA 5-15, 5-20, 6-20, 14-30, 14-50 v\u00e0 6-50. T\u00ecm hi\u1ec3u \u0111i\u1ec7n \u00e1p, c\u01b0\u1eddng \u0111\u1ed9 d\u00f2ng \u0111i\u1ec7n, c\u00f4ng su\u1ea5t s\u1ea1c, c\u00e1ch s\u1eed d\u1ee5ng t\u1ed1t nh\u1ea5t v\u00e0 c\u00e1c l\u01b0u \u00fd v\u1ec1 an to\u00e0n.\">\n<link rel=\"canonical\" href=\"https:\/\/www.evb.com\/nema-plug-types-for-ev-charging\/\">\n\n<meta property=\"og:title\" content=\"C\u00e1c lo\u1ea1i ph\u00edch c\u1eafm NEMA d\u00f9ng cho s\u1ea1c xe \u0111i\u1ec7n: 5-15, 5-20, 6-20, 14-30, 14-50 v\u00e0 6-50 | EVB.COM\">\n<meta property=\"og:description\" content=\"So s\u00e1nh th\u1ef1c t\u1ebf c\u00e1c lo\u1ea1i ph\u00edch c\u1eafm NEMA th\u00f4ng d\u1ee5ng \u0111\u1ec3 s\u1ea1c xe \u0111i\u1ec7n, bao g\u1ed3m c\u00f4ng su\u1ea5t \u0111\u1ea7u ra, tr\u01b0\u1eddng h\u1ee3p s\u1eed d\u1ee5ng C\u1ea5p 1 so v\u1edbi C\u1ea5p 2, an to\u00e0n khi l\u1eafp \u0111\u1eb7t v\u00e0 l\u1ef1a ch\u1ecdn b\u1ed9 s\u1ea1c.\">\n<meta property=\"og:type\" content=\"article\">\n<meta property=\"og:url\" content=\"https:\/\/www.evb.com\/nema-plug-types-for-ev-charging\/\">\n<meta property=\"og:image\" content=\"https:\/\/www.evb.com\/wp-content\/uploads\/2026\/05\/Choose-the-Right-Connector-Power-Rating-and-Charging-Format.webp\">\n\n<!-- =========================\nARTICLE SCHEMA\n========================= -->\n<script type=\"application\/ld+json\">{\n    \"@context\": \"https:\\\/\\\/schema.org\",\n    \"@type\": \"Article\",\n    \"headline\": \"NEMA Plug Types for EV Charging: 5-15, 5-20, 6-20, 14-30, 14-50, and 6-50\",\n    \"description\": \"Compare common NEMA plug types for EV charging, including voltage, amps, approximate charging power, best use cases, and safety considerations.\",\n    \"image\": \"https:\\\/\\\/www.evb.com\\\/wp-content\\\/uploads\\\/2026\\\/05\\\/Choose-the-Right-Connector-Power-Rating-and-Charging-Format.webp\",\n    \"author\": {\n        \"@type\": \"Organization\",\n        \"name\": \"EVB.COM\"\n    },\n    \"publisher\": {\n        \"@type\": \"Organization\",\n        \"name\": \"EVB.COM\",\n        \"url\": \"https:\\\/\\\/www.evb.com\"\n    },\n    \"dateModified\": \"2026-06-18\",\n    \"mainEntityOfPage\": {\n        \"@type\": \"WebPage\",\n        \"@id\": \"https:\\\/\\\/www.evb.com\\\/nema-plug-types-for-ev-charging\\\/\"\n    }\n}<\/script>\n\n<!-- =========================\nFAQ SCHEMA\n========================= -->\n<script type=\"application\/ld+json\">{\n    \"@context\": \"https:\\\/\\\/schema.org\",\n    \"@type\": \"FAQPage\",\n    \"mainEntity\": [\n        {\n            \"@type\": \"Question\",\n            \"name\": \"Which NEMA plug type is best for home EV charging?\",\n            \"acceptedAnswer\": {\n                \"@type\": \"Answer\",\n                \"text\": \"For many homeowners, NEMA 14-50 is one of the most common Level 2 charging options because it provides high charging power and broad charger compatibility. However, the best choice depends on daily mileage, electrical capacity, charger type, and installation conditions.\"\n            }\n        },\n        {\n            \"@type\": \"Question\",\n            \"name\": \"What is the difference between NEMA 5-15 and NEMA 14-50?\",\n            \"acceptedAnswer\": {\n                \"@type\": \"Answer\",\n                \"text\": \"NEMA 5-15 is a 120V household outlet used for Level 1 charging. NEMA 14-50 is a 240V outlet commonly used for faster Level 2 charging.\"\n            }\n        },\n        {\n            \"@type\": \"Question\",\n            \"name\": \"Is NEMA 6-20 enough for EV charging?\",\n            \"acceptedAnswer\": {\n                \"@type\": \"Answer\",\n                \"text\": \"NEMA 6-20 can be enough for moderate daily driving. It may provide about 3.8 kW at 240V and 16A, which can work for overnight charging when the driver does not need high daily range recovery.\"\n            }\n        },\n        {\n            \"@type\": \"Question\",\n            \"name\": \"Is NEMA 14-50 better than NEMA 6-50?\",\n            \"acceptedAnswer\": {\n                \"@type\": \"Answer\",\n                \"text\": \"Not always. Both can support similar Level 2 charging power when properly installed. NEMA 14-50 includes a neutral conductor, while NEMA 6-50 does not. The better choice depends on charger compatibility and the existing electrical setup.\"\n            }\n        },\n        {\n            \"@type\": \"Question\",\n            \"name\": \"Can I use an adapter for EV charging?\",\n            \"acceptedAnswer\": {\n                \"@type\": \"Answer\",\n                \"text\": \"Adapters should be used carefully. The charger must not draw more current than the outlet, wiring, and breaker can safely support. Unsafe adapters can create overheating risks.\"\n            }\n        },\n        {\n            \"@type\": \"Question\",\n            \"name\": \"Why does the 80% rule matter for NEMA EV charging?\",\n            \"acceptedAnswer\": {\n                \"@type\": \"Answer\",\n                \"text\": \"EV charging is commonly treated as a continuous electrical load, so charging current is typically limited to 80% of the circuit rating. For example, a 50A circuit is commonly used for up to 40A continuous EV charging.\"\n            }\n        }\n    ]\n}<\/script>\n\n<!-- =========================\nARTICLE HTML\n========================= -->\n<style>\n.evb-article-wrap{\n  color:#1f1f1f;\n  font-size:17px;\n  line-height:1.8;\n}\n.evb-article-wrap h2{\n  font-size:30px;\n  line-height:1.3;\n  font-weight:800;\n  margin:46px 0 14px;\n  color:#0b2239;\n}\n.evb-article-wrap h3{\n  font-size:22px;\n  line-height:1.4;\n  font-weight:700;\n  margin:28px 0 10px;\n  color:#0b2239;\n}\n.evb-article-wrap p{\n  margin:0 0 18px;\n  color:#444;\n}\n.evb-article-wrap strong{\n  color:#1f1f1f;\n}\n.evb-article-wrap a{\n  color:#185FA5;\n  text-decoration:none;\n}\n.evb-article-wrap a:hover{\n  text-decoration:underline;\n}\n.evb-article-meta{\n  display:flex;\n  flex-wrap:wrap;\n  gap:10px 24px;\n  font-size:13px;\n  color:#8b8f94;\n  margin:0 0 26px;\n}\n.evb-article-intro{\n  border-left:3px solid #378ADD;\n  padding-left:18px;\n  margin:0 0 28px;\n  color:#4b4f55;\n  font-size:18px;\n  line-height:1.75;\n}\n.evb-tip{\n  background:#f3f8fe;\n  border-left:3px solid #378ADD;\n  padding:14px 16px;\n  margin:20px 0 24px;\n  color:#47505a;\n  font-size:15px;\n  line-height:1.75;\n}\n.evb-feature-image{\n  margin:26px 0 32px;\n}\n.evb-feature-image img{\n  display:block;\n  width:100%;\n  height:auto;\n  border-radius:8px;\n  background:#f7f9fc;\n}\n.evb-feature-image figcaption{\n  margin-top:8px;\n  color:#66707a;\n  font-size:14px;\n  line-height:1.55;\n}\n.evb-article-wrap ul{\n  margin:0 0 18px 20px;\n  padding:0;\n}\n.evb-article-wrap li{\n  margin:0 0 8px;\n}\n.evb-table{\n  width:100%;\n  border-collapse:collapse;\n  margin:22px 0 28px;\n  font-size:15px;\n}\n.evb-table th{\n  text-align:left;\n  padding:12px 14px;\n  background:#f7f8fa;\n  color:#66707a;\n  font-size:12px;\n  font-weight:700;\n  text-transform:uppercase;\n  letter-spacing:.05em;\n  border-bottom:1px solid #e7ebef;\n}\n.evb-table td{\n  padding:12px 14px;\n  border-bottom:1px solid #eef1f4;\n  color:#444;\n  vertical-align:top;\n}\n.evb-table td:first-child{\n  font-weight:600;\n  color:#1f1f1f;\n}\n.evb-plug-grid{\n  display:grid;\n  grid-template-columns:repeat(3,minmax(0,1fr));\n  gap:16px;\n  margin:28px 0 34px;\n}\n.evb-plug-card{\n  border:1px solid #e7ebef;\n  border-radius:8px;\n  background:#fff;\n  padding:18px;\n}\n.evb-plug-card strong{\n  display:block;\n  color:#0b2239;\n  margin-bottom:8px;\n  font-size:18px;\n}\n.evb-plug-face{\n  display:flex;\n  align-items:center;\n  justify-content:center;\n  width:76px;\n  height:76px;\n  border:2px solid #d7e0e9;\n  border-radius:50%;\n  margin:0 0 12px;\n  background:#f7f9fc;\n  color:#185FA5;\n  font-weight:800;\n  letter-spacing:.02em;\n}\n.evb-plug-card p{\n  font-size:14px;\n  line-height:1.6;\n  margin:0;\n  color:#66707a;\n}\n.evb-compare-box{\n  display:grid;\n  grid-template-columns:1fr 1fr;\n  gap:18px;\n  margin:22px 0 28px;\n}\n.evb-compare-card{\n  background:#f7f9fc;\n  border:1px solid #e6edf5;\n  border-radius:8px;\n  padding:18px;\n}\n.evb-compare-card strong{\n  display:block;\n  margin-bottom:8px;\n  color:#0b2239;\n}\n.evb-faq-item{\n  border-top:1px solid #e6e9ee;\n  padding:18px 0;\n}\n.evb-faq-q{\n  font-weight:700;\n  color:#0b2239;\n  margin-bottom:8px;\n}\n.evb-faq-a{\n  color:#4b4f55;\n  font-size:16px;\n  line-height:1.75;\n}\n.evb-article-footer{\n  margin:34px 0 0;\n  padding-top:18px;\n  border-top:1px solid #e6e9ee;\n  color:#8b8f94;\n  font-size:13px;\n}\n@media (max-width:768px){\n  .evb-article-wrap h2{\n    font-size:25px;\n  }\n  .evb-article-wrap h3{\n    font-size:20px;\n  }\n  .evb-plug-grid,\n  .evb-compare-box{\n    grid-template-columns:1fr;\n  }\n  .evb-table{\n    display:block;\n    overflow-x:auto;\n    white-space:nowrap;\n  }\n}\n<\/style>\n\n<div class=\"evb-article-wrap\">\n\n<div class=\"evb-article-meta\">\n  <span>EVB.COM<\/span>\n  <span>\u0110\u00e1nh gi\u00e1 k\u1ef9 thu\u1eadt: Nh\u00f3m k\u1ef9 thu\u1eadt s\u1ea1c t\u1ea1i nh\u00e0 EVB<\/span>\n  <span>C\u1eadp nh\u1eadt th\u00e1ng 6 n\u0103m 2026<\/span>\n  <span>Th\u1eddi gian \u0111\u1ecdc: 12 ph\u00fat<\/span>\n  <span>C\u00e1c lo\u1ea1i ph\u00edch c\u1eafm NEMA \u00b7 S\u1ea1c c\u1ea5p 1 \u00b7 S\u1ea1c c\u1ea5p 2<\/span>\n<\/div>\n\n<p class=\"evb-article-intro\">\nVi\u1ec7c l\u1ef1a ch\u1ecdn \u0111\u00fang lo\u1ea1i ph\u00edch c\u1eafm NEMA l\u00e0 m\u1ed9t trong nh\u1eefng b\u01b0\u1edbc th\u1ef1c t\u1ebf \u0111\u1ea7u ti\u00ean khi thi\u1ebft l\u1eadp tr\u1ea1m s\u1ea1c xe \u0111i\u1ec7n \u1edf B\u1eafc M\u1ef9. C\u00e1c \u1ed5 c\u1eafm NEMA kh\u00e1c nhau h\u1ed7 tr\u1ee3 c\u00e1c m\u1ee9c \u0111i\u1ec7n \u00e1p, d\u00f2ng \u0111i\u1ec7n v\u00e0 c\u00f4ng su\u1ea5t s\u1ea1c kh\u00e1c nhau, v\u00ec v\u1eady lo\u1ea1i ph\u00edch c\u1eafm \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn t\u1ed1c \u0111\u1ed9 s\u1ea1c, y\u00eau c\u1ea7u l\u1eafp \u0111\u1eb7t, kh\u1ea3 n\u0103ng t\u01b0\u01a1ng th\u00edch c\u1ee7a b\u1ed9 s\u1ea1c v\u00e0 \u0111\u1ed9 an to\u00e0n.\n<\/p>\n\n<p>H\u01b0\u1edbng d\u1eabn n\u00e0y so s\u00e1nh c\u00e1c lo\u1ea1i ph\u00edch c\u1eafm NEMA ph\u1ed5 bi\u1ebfn nh\u1ea5t \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 s\u1ea1c xe \u0111i\u1ec7n: NEMA 5-15, 5-20, 6-20, 14-30, 14-50 v\u00e0 6-50. N\u00f3 gi\u1ea3i th\u00edch \u00fd ngh\u0129a c\u1ee7a t\u1eebng lo\u1ea1i ph\u00edch c\u1eafm, c\u00f4ng su\u1ea5t s\u1ea1c m\u00e0 n\u00f3 th\u01b0\u1eddng h\u1ed7 tr\u1ee3 v\u00e0 khi n\u00e0o m\u1ed7i l\u1ef1a ch\u1ecdn ph\u00f9 h\u1ee3p v\u1edbi nhu c\u1ea7u s\u1ea1c t\u1ea1i nh\u00e0 ho\u1eb7c th\u01b0\u01a1ng m\u1ea1i nh\u1ecf.<\/p>\n\n<figure class=\"evb-feature-image\">\n  <img decoding=\"async\" src=\"https:\/\/www.evb.com\/wp-content\/uploads\/2026\/05\/Choose-the-Right-Connector-Power-Rating-and-Charging-Format.webp\" alt=\"C\u00e1c s\u1ea3n ph\u1ea9m s\u1ea1c xe \u0111i\u1ec7n t\u1ea1i nh\u00e0 c\u1ee7a EVB v\u1edbi nhi\u1ec1u t\u00f9y ch\u1ecdn v\u1ec1 \u0111\u1ea7u n\u1ed1i, c\u00f4ng su\u1ea5t v\u00e0 \u0111\u1ecbnh d\u1ea1ng s\u1ea1c kh\u00e1c nhau.\" loading=\"lazy\">\n  <figcaption>C\u00e1c t\u00f9y ch\u1ecdn s\u1ea1c xe \u0111i\u1ec7n t\u1ea1i nh\u00e0 c\u1ee7a EVB cho ph\u00e9p ng\u01b0\u1eddi d\u00f9ng l\u1ef1a ch\u1ecdn d\u1ef1a tr\u00ean lo\u1ea1i \u0111\u1ea7u n\u1ed1i, c\u00f4ng su\u1ea5t, ki\u1ec3u l\u1eafp \u0111\u1eb7t v\u00e0 nhu c\u1ea7u s\u1ea1c h\u00e0ng ng\u00e0y.<\/figcaption>\n<\/figure>\n\n<div class=\"evb-tip\">\n  <strong>T\u00f3m l\u1ea1i:<\/strong> Lo\u1ea1i ph\u00edch c\u1eafm NEMA t\u1ed1t nh\u1ea5t \u0111\u1ec3 s\u1ea1c xe \u0111i\u1ec7n kh\u00f4ng ph\u1ea3i l\u00fac n\u00e0o c\u0169ng l\u00e0 \u1ed5 c\u1eafm c\u00f3 c\u00f4ng su\u1ea5t cao nh\u1ea5t. \u0110i\u1ec1u quan tr\u1ecdng l\u00e0 ph\u1ea3i ch\u1ecdn ph\u00edch c\u1eafm, b\u1ed9 s\u1ea1c, c\u1ea7u ch\u00ec, d\u00e2y d\u1eabn v\u00e0 s\u1ef1 k\u1ebft h\u1ee3p an to\u00e0n nh\u1ea5t cho t\u1eebng tr\u01b0\u1eddng h\u1ee3p s\u1eed d\u1ee5ng, ph\u00f9 h\u1ee3p v\u1edbi qu\u00e3ng \u0111\u01b0\u1eddng b\u1ea1n \u0111i h\u00e0ng ng\u00e0y, c\u00f4ng su\u1ea5t b\u1ea3ng \u0111i\u1ec7n hi\u1ec7n c\u00f3 v\u00e0 \u0111i\u1ec1u ki\u1ec7n l\u1eafp \u0111\u1eb7t.\n<\/div>\n\n<h2 id=\"what-is-nema-plug\">Ph\u00edch c\u1eafm NEMA l\u00e0 g\u00ec?<\/h2>\n\n<p>NEMA l\u00e0 vi\u1ebft t\u1eaft c\u1ee7a Hi\u1ec7p h\u1ed9i c\u00e1c nh\u00e0 s\u1ea3n xu\u1ea5t thi\u1ebft b\u1ecb \u0111i\u1ec7n qu\u1ed1c gia. C\u00e1c c\u1ea5u h\u00ecnh ph\u00edch c\u1eafm NEMA \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i \u1edf B\u1eafc M\u1ef9 \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh h\u00ecnh d\u1ea1ng ph\u00edch c\u1eafm v\u00e0 \u1ed5 c\u1eafm, c\u1ea5p \u0111i\u1ec7n \u00e1p, n\u1ed1i \u0111\u1ea5t v\u00e0 \u0111\u1ecbnh m\u1ee9c d\u00f2ng \u0111i\u1ec7n.<\/p>\n\n<p>V\u00ed d\u1ee5, trong h\u1ec7 th\u1ed1ng k\u00fd hi\u1ec7u NEMA, <strong>14<\/strong> x\u00e1c \u0111\u1ecbnh nh\u00f3m c\u1ea5u h\u00ecnh ph\u00edch c\u1eafm ho\u1eb7c \u1ed5 c\u1eafm, trong khi <strong>50<\/strong> Bi\u1ec3u th\u1ecb \u0111\u1ecbnh m\u1ee9c c\u01b0\u1eddng \u0111\u1ed9 d\u00f2ng \u0111i\u1ec7n. H\u1eadu t\u1ed1 <strong>P<\/strong> vi\u1ebft t\u1eaft c\u1ee7a ph\u00edch c\u1eafm, v\u00e0 <strong>R<\/strong> NEMA 14-50P v\u00e0 NEMA 14-50R l\u00e0 vi\u1ebft t\u1eaft c\u1ee7a \u1ed5 c\u1eafm \u0111i\u1ec7n.<\/p>\n\n<p>\u0110\u1ed1i v\u1edbi vi\u1ec7c s\u1ea1c xe \u0111i\u1ec7n, b\u1ed9 s\u1ea1c, \u1ed5 c\u1eafm, c\u1ea7u dao, d\u00e2y d\u1eabn v\u00e0 xe ph\u1ea3i t\u01b0\u01a1ng th\u00edch v\u1edbi nhau m\u1ed9t c\u00e1ch an to\u00e0n. B\u1ed9 s\u1ea1c kh\u00f4ng bao gi\u1edd \u0111\u01b0\u1ee3c ph\u00e9p ti\u00eau th\u1ee5 d\u00f2ng \u0111i\u1ec7n v\u01b0\u1ee3t qu\u00e1 kh\u1ea3 n\u0103ng cung c\u1ea5p c\u1ee7a m\u1ea1ch \u0111i\u1ec7n.<\/p>\n\n<h2 id=\"why-nema-plug-types-matter\">T\u1ea1i sao lo\u1ea1i ph\u00edch c\u1eafm NEMA l\u1ea1i quan tr\u1ecdng \u0111\u1ed1i v\u1edbi vi\u1ec7c s\u1ea1c xe \u0111i\u1ec7n?<\/h2>\n\n<p>S\u1ea1c xe \u0111i\u1ec7n l\u00e0 m\u1ed9t qu\u00e1 tr\u00ecnh ti\u00eau th\u1ee5 \u0111i\u1ec7n li\u00ean t\u1ee5c. Kh\u00f4ng gi\u1ed1ng nh\u01b0 chu k\u1ef3 ho\u1ea1t \u0111\u1ed9ng ng\u1eafn c\u1ee7a thi\u1ebft b\u1ecb \u0111i\u1ec7n gia d\u1ee5ng, b\u1ed9 s\u1ea1c xe \u0111i\u1ec7n c\u00f3 th\u1ec3 ho\u1ea1t \u0111\u1ed9ng trong v\u00e0i gi\u1edd. \u0110i\u1ec1u \u0111\u00f3 c\u00f3 ngh\u0129a l\u00e0 ch\u1ea5t l\u01b0\u1ee3ng \u1ed5 c\u1eafm, \u0111\u1ecbnh m\u1ee9c m\u1ea1ch, k\u00edch th\u01b0\u1edbc c\u1ea7u ch\u00ec, d\u00e2y d\u1eabn, lo\u1ea1i \u1ed5 c\u1eafm v\u00e0 c\u00e0i \u0111\u1eb7t d\u00f2ng \u0111i\u1ec7n c\u1ee7a b\u1ed9 s\u1ea1c \u0111\u1ec1u r\u1ea5t quan tr\u1ecdng.<\/p>\n\n<p>\u1ed4 c\u1eafm c\u00f3 c\u00f4ng su\u1ea5t cao h\u01a1n th\u01b0\u1eddng cho ph\u00e9p s\u1ea1c nhanh h\u01a1n, nh\u01b0ng ch\u1ec9 khi to\u00e0n b\u1ed9 h\u1ec7 th\u1ed1ng \u0111i\u1ec7n h\u1ed7 tr\u1ee3 \u0111i\u1ec1u \u0111\u00f3. \u0110\u1ed1i v\u1edbi nhi\u1ec1u ch\u1ee7 xe \u0111i\u1ec7n, ph\u00edch c\u1eafm NEMA t\u1ed1t nh\u1ea5t kh\u00f4ng ch\u1ec9 \u0111\u01a1n gi\u1ea3n l\u00e0 ph\u00edch c\u1eafm m\u1ea1nh nh\u1ea5t. \u0110\u00f3 l\u00e0 s\u1ef1 k\u1ebft h\u1ee3p gi\u1eefa ph\u00edch c\u1eafm v\u00e0 b\u1ed9 s\u1ea1c an to\u00e0n nh\u1ea5t, ph\u00f9 h\u1ee3p v\u1edbi qu\u00e3ng \u0111\u01b0\u1eddng di chuy\u1ec3n h\u00e0ng ng\u00e0y, c\u00f4ng su\u1ea5t \u0111i\u1ec7n c\u00f3 s\u1eb5n v\u00e0 \u0111i\u1ec1u ki\u1ec7n l\u1eafp \u0111\u1eb7t.<\/p>\n\n<p>M\u1ed9t nguy\u00ean t\u1eafc quan tr\u1ecdng c\u1ea7n hi\u1ec3u l\u00e0 quy t\u1eafc 80% \u0111\u1ed1i v\u1edbi t\u1ea3i li\u00ean t\u1ee5c. Vi\u1ec7c s\u1ea1c xe \u0111i\u1ec7n th\u01b0\u1eddng \u0111\u01b0\u1ee3c coi l\u00e0 t\u1ea3i li\u00ean t\u1ee5c, v\u00ec v\u1eady d\u00f2ng \u0111i\u1ec7n s\u1ea1c th\u01b0\u1eddng b\u1ecb gi\u1edbi h\u1ea1n \u1edf m\u1ee9c 80% c\u1ee7a \u0111\u1ecbnh m\u1ee9c m\u1ea1ch. Tr\u00ean th\u1ef1c t\u1ebf, m\u1ea1ch 20A th\u01b0\u1eddng h\u1ed7 tr\u1ee3 d\u00f2ng s\u1ea1c xe \u0111i\u1ec7n li\u00ean t\u1ee5c l\u00ean \u0111\u1ebfn 16A, m\u1ea1ch 30A h\u1ed7 tr\u1ee3 l\u00ean \u0111\u1ebfn 24A v\u00e0 m\u1ea1ch 50A h\u1ed7 tr\u1ee3 l\u00ean \u0111\u1ebfn 40A.<\/p>\n\n<p>\u0110\u00e2y l\u00e0 l\u00fd do t\u1ea1i sao \u1ed5 c\u1eafm NEMA 14-50 tr\u00ean m\u1ea1ch 50A th\u01b0\u1eddng \u0111\u01b0\u1ee3c li\u00ean k\u1ebft v\u1edbi ch\u1ebf \u0111\u1ed9 s\u1ea1c c\u1ea5p 2 40A thay v\u00ec d\u00f2ng \u0111i\u1ec7n li\u00ean t\u1ee5c 50A. Lo\u1ea1i ph\u00edch c\u1eafm, k\u00edch th\u01b0\u1edbc c\u1ea7u ch\u00ec, c\u01b0\u1eddng \u0111\u1ed9 d\u00f2ng \u0111i\u1ec7n c\u1ee7a d\u00e2y d\u1eabn, ch\u1ea5t l\u01b0\u1ee3ng \u1ed5 c\u1eafm v\u00e0 c\u00e0i \u0111\u1eb7t b\u1ed9 s\u1ea1c ph\u1ea3i \u0111\u01b0\u1ee3c xem x\u00e9t c\u00f9ng nhau.<\/p>\n\n<h2 id=\"visual-comparison\">So s\u00e1nh tr\u1ef1c quan c\u00e1c lo\u1ea1i ph\u00edch c\u1eafm NEMA<\/h2>\n\n<p>Tr\u01b0\u1edbc khi so s\u00e1nh c\u00f4ng su\u1ea5t s\u1ea1c, vi\u1ec7c nh\u1eadn bi\u1ebft c\u00e1c lo\u1ea1i ch\u00ednh l\u00e0 r\u1ea5t h\u1eefu \u00edch. NEMA 5-15 v\u00e0 5-20 l\u00e0 c\u00e1c \u1ed5 c\u1eafm \u0111i\u1ec7n gia d\u1ee5ng 120V, trong khi NEMA 6-20, 14-30, 14-50 v\u00e0 6-50 l\u00e0 c\u00e1c c\u1ea5u h\u00ecnh 240V th\u01b0\u1eddng \u0111\u01b0\u1ee3c th\u1ea3o lu\u1eadn cho vi\u1ec7c s\u1ea1c xe \u0111i\u1ec7n c\u1ea5p \u0111\u1ed9 2.<\/p>\n\n<div class=\"evb-plug-grid\" aria-label=\"So s\u00e1nh tr\u1ef1c quan c\u00e1c lo\u1ea1i ph\u00edch c\u1eafm NEMA d\u00f9ng \u0111\u1ec3 s\u1ea1c xe \u0111i\u1ec7n\">\n  <div class=\"evb-plug-card\">\n    <div class=\"evb-plug-face\">5-15<\/div>\n    <strong>NEMA 5-15<\/strong>\n    <p>\u1ed4 c\u1eafm \u0111i\u1ec7n gia d\u1ee5ng 120V, th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 s\u1ea1c xe \u0111i\u1ec7n c\u1ea5p \u0111\u1ed9 1 c\u01a1 b\u1ea3n.<\/p>\n  <\/div>\n  <div class=\"evb-plug-card\">\n    <div class=\"evb-plug-face\">5-20<\/div>\n    <strong>NEMA 5-20<\/strong>\n    <p>\u1ed4 c\u1eafm 120V, 20A c\u00f3 th\u1ec3 cung c\u1ea5p kh\u1ea3 n\u0103ng s\u1ea1c c\u1ea5p 1 m\u1ea1nh h\u01a1n m\u1ed9t ch\u00fat.<\/p>\n  <\/div>\n  <div class=\"evb-plug-card\">\n    <div class=\"evb-plug-face\">6-20<\/div>\n    <strong>NEMA 6-20<\/strong>\n    <p>\u1ed4 c\u1eafm 240V, 20A d\u00f9ng \u0111\u1ec3 s\u1ea1c xe \u0111i\u1ec7n c\u00f4ng su\u1ea5t th\u1ea5p c\u1ea5p \u0111\u1ed9 2.<\/p>\n  <\/div>\n  <div class=\"evb-plug-card\">\n    <div class=\"evb-plug-face\">14-30<\/div>\n    <strong>NEMA 14-30<\/strong>\n    <p>\u1ed4 c\u1eafm ki\u1ec3u m\u00e1y s\u1ea5y 240V, 30A \u0111\u00f4i khi \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 s\u1ea1c \u1edf m\u1ee9c \u0111\u1ed9 v\u1eeba ph\u1ea3i (C\u1ea5p 2).<\/p>\n  <\/div>\n  <div class=\"evb-plug-card\">\n    <div class=\"evb-plug-face\">14-50<\/div>\n    <strong>NEMA 14-50<\/strong>\n    <p>\u1ed4 c\u1eafm 240V, 50A \u0111\u01b0\u1ee3c th\u1ea3o lu\u1eadn r\u1ed9ng r\u00e3i cho vi\u1ec7c s\u1ea1c xe \u0111i\u1ec7n c\u1ea5p \u0111\u1ed9 2 t\u1ea1i nh\u00e0.<\/p>\n  <\/div>\n  <div class=\"evb-plug-card\">\n    <div class=\"evb-plug-face\">6-50<\/div>\n    <strong>NEMA 6-50<\/strong>\n    <p>\u1ed4 c\u1eafm 240V, 50A th\u01b0\u1eddng \u0111\u01b0\u1ee3c t\u00ecm th\u1ea5y trong gara, x\u01b0\u1edfng ho\u1eb7c c\u00e1c thi\u1ebft b\u1ecb h\u00e0n.<\/p>\n  <\/div>\n<\/div>\n\n<h2 id=\"nema-chart\">B\u1ea3ng tham kh\u1ea3o nhanh c\u00e1c lo\u1ea1i ph\u00edch c\u1eafm NEMA cho tr\u1ea1m s\u1ea1c xe \u0111i\u1ec7n<\/h2>\n\n<table class=\"evb-table\">\n  <thead>\n    <tr>\n      <th>Lo\u1ea1i ph\u00edch c\u1eafm NEMA<\/th>\n      <th>\u0110i\u1ec7n \u00e1p \u0111i\u1ec3n h\u00ecnh<\/th>\n      <th>\u0110\u1ecbnh m\u1ee9c m\u1ea1ch<\/th>\n      <th>D\u00f2ng \u0111i\u1ec7n s\u1ea1c xe \u0111i\u1ec7n li\u00ean t\u1ee5c \u0111i\u1ec3n h\u00ecnh<\/th>\n      <th>C\u00f4ng su\u1ea5t x\u1ea5p x\u1ec9<\/th>\n      <th>M\u1ee9c s\u1ea1c<\/th>\n      <th>C\u00e1ch s\u1eed d\u1ee5ng t\u1ed1t nh\u1ea5t<\/th>\n    <\/tr>\n  <\/thead>\n  <tbody>\n    <tr>\n      <td>NEMA 5-15<\/td>\n      <td>120V<\/td>\n      <td>15A<\/td>\n      <td>12A<\/td>\n      <td>1,4 kW<\/td>\n      <td>C\u1ea5p \u0111\u1ed9 1<\/td>\n      <td>S\u1ea1c \u0111i\u1ec7n c\u01a1 b\u1ea3n t\u1ea1i nh\u00e0<\/td>\n    <\/tr>\n    <tr>\n      <td>NEMA 5-20<\/td>\n      <td>120V<\/td>\n      <td>20A<\/td>\n      <td>16A<\/td>\n      <td>1,9 kW<\/td>\n      <td>C\u1ea5p \u0111\u1ed9 1<\/td>\n      <td>S\u1ea1c 120V m\u1ea1nh h\u01a1n m\u1ed9t ch\u00fat<\/td>\n    <\/tr>\n    <tr>\n      <td>NEMA 6-20<\/td>\n      <td>240V<\/td>\n      <td>20A<\/td>\n      <td>16A<\/td>\n      <td>3,8 kW<\/td>\n      <td>M\u1ee9c c\u00f4ng su\u1ea5t th\u1ea5p 2<\/td>\n      <td>S\u1ea1c h\u00e0ng ng\u00e0y \u1edf m\u1ee9c v\u1eeba ph\u1ea3i<\/td>\n    <\/tr>\n    <tr>\n      <td>NEMA 14-30<\/td>\n      <td>240V<\/td>\n      <td>30A<\/td>\n      <td>24A<\/td>\n      <td>5,8 kW<\/td>\n      <td>C\u1ea5p \u0111\u1ed9 2<\/td>\n      <td>C\u00e1c thi\u1ebft l\u1eadp ki\u1ec3u \u1ed5 c\u1eafm m\u00e1y s\u1ea5y<\/td>\n    <\/tr>\n    <tr>\n      <td>NEMA 14-50<\/td>\n      <td>240V<\/td>\n      <td>50A<\/td>\n      <td>40A<\/td>\n      <td>9,6 kW<\/td>\n      <td>C\u1ea5p \u0111\u1ed9 2<\/td>\n      <td>Tr\u1ea1m s\u1ea1c xe \u0111i\u1ec7n gia \u0111\u00ecnh th\u00f4ng th\u01b0\u1eddng<\/td>\n    <\/tr>\n    <tr>\n      <td>NEMA 6-50<\/td>\n      <td>240V<\/td>\n      <td>50A<\/td>\n      <td>40A<\/td>\n      <td>9,6 kW<\/td>\n      <td>C\u1ea5p \u0111\u1ed9 2<\/td>\n      <td>S\u1ea1c t\u1ea1i gara ho\u1eb7c x\u01b0\u1edfng<\/td>\n    <\/tr>\n  <\/tbody>\n<\/table>\n\n<p>Kh\u00f4ng ph\u1ea3i m\u1ecdi lo\u1ea1i ph\u00edch c\u1eafm \u0111\u1ec1u c\u1ea7n nghi\u00ean c\u1ee9u chuy\u00ean s\u00e2u nh\u01b0 nhau \u0111\u1ed1i v\u1edbi m\u1ecdi ng\u01b0\u1eddi l\u00e1i xe. H\u1ea7u h\u1ebft ch\u1ee7 s\u1edf h\u1eefu xe \u0111i\u1ec7n ch\u1ec9 c\u1ea7n so s\u00e1nh m\u1ed9t v\u00e0i l\u1ef1a ch\u1ecdn th\u1ef1c t\u1ebf d\u1ef1a tr\u00ean h\u1ec7 th\u1ed1ng d\u00e2y \u0111i\u1ec7n trong nh\u00e0, qu\u00e3ng \u0111\u01b0\u1eddng \u0111i h\u00e0ng ng\u00e0y, t\u1ed1c \u0111\u1ed9 s\u1ea1c v\u00e0 li\u1ec7u h\u1ecd c\u1ea7n s\u1ea1c di \u0111\u1ed9ng hay s\u1ea1c c\u1ed1 \u0111\u1ecbnh.<\/p>\n\n<h2 id=\"nema-5-15\">NEMA 5-15: Chu\u1ea9n s\u1ea1c \u0111i\u1ec7n gia d\u1ee5ng<\/h2>\n\n<p>\u1ed4 c\u1eafm \u0111i\u1ec7n NEMA 5-15 l\u00e0 lo\u1ea1i \u1ed5 c\u1eafm \u0111i\u1ec7n gia d\u1ee5ng ti\u00eau chu\u1ea9n 120V \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng ph\u1ed5 bi\u1ebfn trong nhi\u1ec1u h\u1ed9 gia \u0111\u00ecnh \u1edf B\u1eafc M\u1ef9. N\u00f3 th\u01b0\u1eddng \u0111\u01b0\u1ee3c d\u00f9ng \u0111\u1ec3 s\u1ea1c xe \u0111i\u1ec7n c\u1ea5p \u0111\u1ed9 1.<\/p>\n\n<p>Thi\u1ebft b\u1ecb n\u00e0y d\u1ec5 s\u1eed d\u1ee5ng v\u00e0 h\u1eefu \u00edch cho vi\u1ec7c s\u1ea1c d\u1ef1 ph\u00f2ng, xe hybrid c\u1eafm \u0111i\u1ec7n ho\u1eb7c nh\u1eefng ng\u01b0\u1eddi l\u00e1i xe c\u00f3 qu\u00e3ng \u0111\u01b0\u1eddng di chuy\u1ec3n h\u00e0ng ng\u00e0y th\u1ea5p. Nh\u01b0\u1ee3c \u0111i\u1ec3m l\u00e0 t\u1ed1c \u0111\u1ed9. N\u00f3 th\u01b0\u1eddng ch\u1ec9 b\u1ed5 sung m\u1ed9t l\u01b0\u1ee3ng nh\u1ecf qu\u00e3ng \u0111\u01b0\u1eddng m\u1ed7i gi\u1edd, v\u00ec v\u1eady c\u00f3 th\u1ec3 kh\u00f4ng \u0111\u1ee7 \u0111\u1ed1i v\u1edbi nh\u1eefng ng\u01b0\u1eddi l\u00e1i xe c\u1ea7n ph\u1ee5c h\u1ed3i l\u01b0\u1ee3ng pin l\u1edbn qua \u0111\u00eam.<\/p>\n\n<h2 id=\"nema-5-20\">NEMA 5-20: N\u00e2ng c\u1ea5p nh\u1ecf l\u00ean 120V<\/h2>\n\n<p>\u1ed4 c\u1eafm NEMA 5-20 c\u0169ng l\u00e0 \u1ed5 c\u1eafm 120V, nh\u01b0ng c\u00f3 c\u00f4ng su\u1ea5t \u0111\u1ecbnh m\u1ee9c 20A thay v\u00ec 15A. Khi k\u1ebft h\u1ee3p v\u1edbi thi\u1ebft b\u1ecb s\u1ea1c t\u01b0\u01a1ng th\u00edch, n\u00f3 c\u00f3 th\u1ec3 cung c\u1ea5p c\u00f4ng su\u1ea5t cao h\u01a1n m\u1ed9t ch\u00fat so v\u1edbi NEMA 5-15.<\/p>\n\n<p>Tr\u00ean th\u1ef1c t\u1ebf, NEMA 5-20 th\u01b0\u1eddng ch\u1ec9 l\u00e0 m\u1ed9t n\u00e2ng c\u1ea5p nh\u1ecf ch\u1ee9 kh\u00f4ng ph\u1ea3i l\u00e0 m\u1ed9t s\u1ef1 thay \u0111\u1ed5i ho\u00e0n to\u00e0n v\u1ec1 gi\u1ea3i ph\u00e1p s\u1ea1c. \u0110\u1ed1i v\u1edbi h\u1ea7u h\u1ebft ch\u1ee7 s\u1edf h\u1eefu xe \u0111i\u1ec7n, vi\u1ec7c chuy\u1ec3n t\u1eeb 120V sang 240V c\u00f3 t\u00e1c \u0111\u1ed9ng l\u1edbn h\u01a1n nhi\u1ec1u so v\u1edbi vi\u1ec7c chuy\u1ec3n t\u1eeb 15A sang 20A tr\u00ean \u1ed5 c\u1eafm 120V.<\/p>\n\n<h2 id=\"nema-6-20\">NEMA 6-20: B\u1ed9 s\u1ea1c c\u1ea5p 2 c\u00f4ng su\u1ea5t th\u1ea5p nh\u1ecf g\u1ecdn<\/h2>\n\n<p>\u1ed4 c\u1eafm NEMA 6-20 l\u00e0 lo\u1ea1i \u1ed5 c\u1eafm 240V, 20A. N\u00f3 c\u00f3 th\u1ec3 h\u1ed7 tr\u1ee3 s\u1ea1c c\u1ea5p \u0111\u1ed9 2 c\u00f4ng su\u1ea5t th\u1ea5p, th\u01b0\u1eddng c\u00f3 c\u00f4ng su\u1ea5t \u0111\u1ea7u ra li\u00ean t\u1ee5c kho\u1ea3ng 16A ho\u1eb7c kho\u1ea3ng 3,8 kW \u1edf 240V.<\/p>\n\n<p>T\u00f9y ch\u1ecdn n\u00e0y c\u00f3 th\u1ec3 ph\u00f9 h\u1ee3p v\u1edbi nh\u1eefng ng\u01b0\u1eddi l\u00e1i xe c\u00f3 qu\u00e3ng \u0111\u01b0\u1eddng di chuy\u1ec3n h\u00e0ng ng\u00e0y \u1edf m\u1ee9c trung b\u00ecnh, dung l\u01b0\u1ee3ng \u0111i\u1ec7n h\u1ea1n ch\u1ebf ho\u1eb7c c\u1ea7n s\u1ea1c di \u0111\u1ed9ng c\u1ea5p \u0111\u1ed9 2. T\u1ed1c \u0111\u1ed9 s\u1ea1c nhanh h\u01a1n c\u1ea5p \u0111\u1ed9 1 nh\u01b0ng kh\u00f4ng m\u1ea1nh b\u1eb1ng NEMA 14-50 ho\u1eb7c NEMA 6-50.<\/p>\n\n<p>\u0110\u1ec3 hi\u1ec3u r\u00f5 h\u01a1n v\u1ec1 c\u00f4ng su\u1ea5t \u0111\u1ea7u ra, t\u1ed1c \u0111\u1ed9 s\u1ea1c v\u00e0 c\u00e1c tr\u01b0\u1eddng h\u1ee3p s\u1eed d\u1ee5ng, h\u00e3y \u0111\u1ecdc h\u01b0\u1edbng d\u1eabn c\u1ee7a EVB v\u1ec1 v\u1ea5n \u0111\u1ec1 n\u00e0y. <a href=\"https:\/\/www.evb.com\/vi\/nema-6-20-plug-for-ev-charging-what-it-is-power-output-and-when-to-use-it\/\">\u0110\u1ea7u c\u1eafm NEMA 6-20 d\u00f9ng \u0111\u1ec3 s\u1ea1c xe \u0111i\u1ec7n<\/a>.<\/p>\n\n<h2 id=\"nema-14-30\">NEMA 14-30: S\u1ea1c \u0111i\u1ec7n c\u1ea5p 2 ki\u1ec3u m\u00e1y s\u1ea5y<\/h2>\n\n<p>\u1ed4 c\u1eafm NEMA 14-30 l\u00e0 lo\u1ea1i \u1ed5 c\u1eafm 240V, 30A th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng cho m\u00e1y s\u1ea5y \u0111i\u1ec7n. \u0110\u1ed1i v\u1edbi vi\u1ec7c s\u1ea1c xe \u0111i\u1ec7n, n\u00f3 c\u00f3 th\u1ec3 h\u1ed7 tr\u1ee3 d\u00f2ng \u0111i\u1ec7n li\u00ean t\u1ee5c kho\u1ea3ng 24A, ho\u1eb7c kho\u1ea3ng 5,8 kW \u1edf \u0111i\u1ec7n \u00e1p 240V.<\/p>\n\n<p>\u0110\u00e2y c\u00f3 th\u1ec3 l\u00e0 m\u1ed9t l\u1ef1a ch\u1ecdn trung gian h\u1eefu \u00edch khi kh\u00f4ng c\u00f3 s\u1eb5n m\u1ea1ch \u0111i\u1ec7n 50A. Tuy nhi\u00ean, kh\u00f4ng n\u00ean t\u1ef1 \u0111\u1ed9ng coi \u1ed5 c\u1eafm m\u00e1y s\u1ea5y hi\u1ec7n c\u00f3 l\u00e0 ph\u00f9 h\u1ee3p \u0111\u1ec3 s\u1ea1c xe \u0111i\u1ec7n m\u00e0 kh\u00f4ng ki\u1ec3m tra t\u00ecnh tr\u1ea1ng m\u1ea1ch \u0111i\u1ec7n, tu\u1ed5i th\u1ecd \u1ed5 c\u1eafm, k\u00edch th\u01b0\u1edbc c\u1ea7u ch\u00ec, c\u00e0i \u0111\u1eb7t b\u1ed9 s\u1ea1c v\u00e0 c\u00e1c y\u00eau c\u1ea7u c\u1ee7a quy \u0111\u1ecbnh \u0111\u1ecba ph\u01b0\u01a1ng.<\/p>\n\n<h2 id=\"nema-14-50\">NEMA 14-50: S\u1ea1c \u0111i\u1ec7n gia d\u1ee5ng c\u1ea5p 2 th\u00f4ng d\u1ee5ng<\/h2>\n\n<p>\u1ed4 c\u1eafm NEMA 14-50 l\u00e0 m\u1ed9t trong nh\u1eefng lo\u1ea1i \u1ed5 c\u1eafm ph\u1ed5 bi\u1ebfn nh\u1ea5t \u0111\u01b0\u1ee3c nh\u1eafc \u0111\u1ebfn khi n\u00f3i v\u1ec1 s\u1ea1c xe \u0111i\u1ec7n t\u1ea1i nh\u00e0. N\u00f3 c\u00f3 c\u1ea5u h\u00ecnh 240V, 50A v\u00e0 th\u01b0\u1eddng c\u00f3 th\u1ec3 h\u1ed7 tr\u1ee3 s\u1ea1c xe \u0111i\u1ec7n li\u00ean t\u1ee5c l\u00ean \u0111\u1ebfn 40A khi \u0111\u01b0\u1ee3c l\u1eafp \u0111\u1eb7t \u0111\u00fang c\u00e1ch.<\/p>\n\n<p>\u0110i\u1ec1u n\u00e0y l\u00e0m cho n\u00f3 ph\u00f9 h\u1ee3p v\u1edbi nh\u1eefng ng\u01b0\u1eddi l\u00e1i xe c\u1ea7n s\u1ea1c nhanh h\u01a1n qua \u0111\u00eam, kh\u1ea3 n\u0103ng ph\u1ee5c h\u1ed3i pin l\u1edbn h\u01a1n ho\u1eb7c thi\u1ebft l\u1eadp s\u1ea1c c\u1ea5p 2 linh ho\u1ea1t. N\u00f3 th\u01b0\u1eddng \u0111\u01b0\u1ee3c l\u1ef1a ch\u1ecdn \u0111\u1ec3 s\u1ea1c xe \u0111i\u1ec7n t\u1ea1i nh\u00e0 v\u00ec c\u00f4ng su\u1ea5t s\u1ea1c cao v\u00e0 kh\u1ea3 n\u0103ng t\u01b0\u01a1ng th\u00edch v\u1edbi nhi\u1ec1u lo\u1ea1i b\u1ed9 s\u1ea1c.<\/p>\n\n<h2 id=\"nema-6-50\">NEMA 6-50: S\u1ea1c c\u00f4ng su\u1ea5t cao 240V kh\u00f4ng c\u1ea7n d\u00e2y trung t\u00ednh<\/h2>\n\n<p>NEMA 6-50 l\u00e0 m\u1ed9t lo\u1ea1i ph\u00edch c\u1eafm 240V, 50A kh\u00e1c. Kh\u00e1c v\u1edbi NEMA 14-50, n\u00f3 kh\u00f4ng c\u00f3 d\u00e2y d\u1eabn trung t\u00ednh. Lo\u1ea1i ph\u00edch c\u1eafm n\u00e0y th\u01b0\u1eddng \u0111\u01b0\u1ee3c t\u00ecm th\u1ea5y trong gara, x\u01b0\u1edfng ho\u1eb7c c\u00e1c h\u1ec7 th\u1ed1ng \u0111i\u1ec7n d\u00f9ng cho th\u1ee3 h\u00e0n.<\/p>\n\n<p>\u0110\u1ed1i v\u1edbi c\u00e1c b\u1ed9 s\u1ea1c xe \u0111i\u1ec7n t\u01b0\u01a1ng th\u00edch, chu\u1ea9n NEMA 6-50 c\u00f3 th\u1ec3 h\u1ed7 tr\u1ee3 c\u00f4ng su\u1ea5t s\u1ea1c t\u01b0\u01a1ng t\u1ef1 nh\u01b0 NEMA 14-50. \u0110i\u1ec1u quan tr\u1ecdng l\u00e0 ph\u1ea3i x\u00e1c nh\u1eadn kh\u1ea3 n\u0103ng t\u01b0\u01a1ng th\u00edch c\u1ee7a b\u1ed9 s\u1ea1c v\u00e0 vi\u1ec7c l\u1eafp \u0111\u1eb7t \u0111\u00fang c\u00e1ch tr\u01b0\u1edbc khi s\u1eed d\u1ee5ng.<\/p>\n\n<h2 id=\"nema-14-50-vs-6-50\">NEMA 14-50 so v\u1edbi NEMA 6-50<\/h2>\n\n<p>C\u1ea3 hai lo\u1ea1i \u1ed5 c\u1eafm NEMA 14-50 v\u00e0 NEMA 6-50 \u0111\u1ec1u h\u1ed7 tr\u1ee3 s\u1ea1c m\u1ea1nh c\u1ea5p \u0111\u1ed9 2. S\u1ef1 kh\u00e1c bi\u1ec7t ch\u00ednh n\u1eb1m \u1edf c\u1ea5u h\u00ecnh d\u00e2y d\u1eabn.<\/p>\n\n<table class=\"evb-table\">\n  <thead>\n    <tr>\n      <th>So s\u00e1nh<\/th>\n      <th>NEMA 14-50<\/th>\n      <th>NEMA 6-50<\/th>\n    <\/tr>\n  <\/thead>\n  <tbody>\n    <tr>\n      <td>\u0110i\u1ec7n \u00e1p \u0111i\u1ec3n h\u00ecnh<\/td>\n      <td>240V<\/td>\n      <td>240V<\/td>\n    <\/tr>\n    <tr>\n      <td>\u0110\u1ecbnh m\u1ee9c m\u1ea1ch<\/td>\n      <td>50A<\/td>\n      <td>50A<\/td>\n    <\/tr>\n    <tr>\n      <td>S\u1ea1c xe \u0111i\u1ec7n li\u00ean t\u1ee5c \u0111i\u1ec3n h\u00ecnh<\/td>\n      <td>40A<\/td>\n      <td>40A<\/td>\n    <\/tr>\n    <tr>\n      <td>D\u00e2y d\u1eabn trung t\u00ednh<\/td>\n      <td>\u0110\u00fang<\/td>\n      <td>KH\u00d4NG<\/td>\n    <\/tr>\n    <tr>\n      <td>S\u1eed d\u1ee5ng ph\u1ed5 bi\u1ebfn<\/td>\n      <td>Tr\u1ea1m s\u1ea1c xe \u0111i\u1ec7n t\u1ea1i nh\u00e0, \u1ed5 c\u1eafm ki\u1ec3u xe RV<\/td>\n      <td>\u1ed4 c\u1eafm \u0111i\u1ec7n cho nh\u00e0 \u0111\u1ec3 xe, x\u01b0\u1edfng, m\u00e1y h\u00e0n<\/td>\n    <\/tr>\n  <\/tbody>\n<\/table>\n\n<p>Chu\u1ea9n NEMA 14-50 th\u01b0\u1eddng quen thu\u1ed9c h\u01a1n \u0111\u1ed1i v\u1edbi vi\u1ec7c s\u1ea1c xe \u0111i\u1ec7n t\u1ea1i nh\u00e0. Chu\u1ea9n NEMA 6-50 c\u0169ng c\u00f3 th\u1ec3 ho\u1ea1t \u0111\u1ed9ng t\u1ed1t khi b\u1ed9 s\u1ea1c kh\u00f4ng c\u1ea7n d\u00e2y trung t\u00ednh v\u00e0 m\u1ea1ch \u0111i\u1ec7n \u0111\u01b0\u1ee3c l\u1eafp \u0111\u1eb7t \u0111\u00fang c\u00e1ch.<\/p>\n\n<h2 id=\"how-to-choose\">C\u00e1ch ch\u1ecdn lo\u1ea1i ph\u00edch c\u1eafm NEMA ph\u00f9 h\u1ee3p<\/h2>\n\n<p>H\u00e3y l\u1ef1a ch\u1ecdn d\u1ef1a tr\u00ean nhu c\u1ea7u s\u1ea1c th\u1ef1c t\u1ebf c\u1ee7a b\u1ea1n, ch\u1ee9 kh\u00f4ng ch\u1ec9 d\u1ef1a v\u00e0o c\u00f4ng su\u1ea5t c\u1ee7a \u1ed5 c\u1eafm.<\/p>\n\n<div class=\"evb-compare-box\">\n  <div class=\"evb-compare-card\">\n    <strong>D\u00f9ng \u0111\u1ec3 s\u1ea1c c\u01a1 b\u1ea3n ho\u1eb7c s\u1ea1c d\u1ef1 ph\u00f2ng.<\/strong>\n    <p>Ch\u1ecdn chu\u1ea9n NEMA 5-15 khi ng\u01b0\u1eddi l\u00e1i xe c\u00f3 qu\u00e3ng \u0111\u01b0\u1eddng di chuy\u1ec3n h\u00e0ng ng\u00e0y th\u1ea5p, s\u1eed d\u1ee5ng xe hybrid c\u1eafm \u0111i\u1ec7n ho\u1eb7c ch\u1ec9 c\u1ea7n s\u1ea1c d\u1ef1 ph\u00f2ng t\u1ed1c \u0111\u1ed9 ch\u1eadm.<\/p>\n  <\/div>\n  <div class=\"evb-compare-card\">\n    <strong>\u0110\u1ec3 c\u1ea3i thi\u1ec7n nh\u1eb9 \u0111i\u1ec7n \u00e1p 120V.<\/strong>\n    <p>Ch\u1ec9 ch\u1ecdn NEMA 5-20 n\u1ebfu c\u00f3 thi\u1ebft b\u1ecb t\u01b0\u01a1ng th\u00edch v\u00e0 b\u1ed9 \u0111i\u1ec1u khi\u1ec3n ch\u1ec9 c\u1ea7n n\u00e2ng c\u1ea5p nh\u1eb9 so v\u1edbi \u1ed5 c\u1eafm ti\u00eau chu\u1ea9n.<\/p>\n  <\/div>\n  <div class=\"evb-compare-card\">\n    <strong>D\u00e0nh cho vi\u1ec7c s\u1ea1c pin \u1edf m\u1ee9c \u0111\u1ed9 v\u1eeba ph\u1ea3i h\u00e0ng ng\u00e0y.<\/strong>\n    <p>Ch\u1ecdn NEMA 6-20 khi ng\u01b0\u1eddi l\u00e1i xe c\u1ea7n m\u1ee9c \u0111i\u1ec7n \u00e1p cao h\u01a1n C\u1ea5p 1 nh\u01b0ng c\u00f4ng su\u1ea5t \u0111i\u1ec7n h\u1ea1n ch\u1ebf.<\/p>\n  <\/div>\n  <div class=\"evb-compare-card\">\n    <strong>\u0110\u1ec3 c\u00f3 m\u1ed9t gi\u1ea3i ph\u00e1p trung gian cho d\u00f2ng \u0111i\u1ec7n 30A.<\/strong>\n    <p>Ch\u1ec9 ch\u1ecdn NEMA 14-30 khi c\u00f3 s\u1eb5n m\u1ea1ch \u0111i\u1ec7n 30A ph\u00f9 h\u1ee3p v\u00e0 \u0111\u00e3 \u0111\u01b0\u1ee3c ki\u1ec3m tra \u0111\u1ec3 s\u1eed d\u1ee5ng cho vi\u1ec7c s\u1ea1c xe \u0111i\u1ec7n.<\/p>\n  <\/div>\n  <div class=\"evb-compare-card\">\n    <strong>D\u00e0nh cho nh\u00e0 \u1edf th\u00f4ng th\u01b0\u1eddng C\u1ea5p \u0111\u1ed9 2<\/strong>\n    <p>Ch\u1ecdn NEMA 14-50 khi c\u1ea7n s\u1ea1c nhanh qua \u0111\u00eam v\u00e0 t\u1ea5m pin c\u00f3 th\u1ec3 h\u1ed7 tr\u1ee3 m\u1ea1ch 50A.<\/p>\n  <\/div>\n  <div class=\"evb-compare-card\">\n    <strong>D\u00e0nh cho c\u00e1c m\u1ea1ch \u0111i\u1ec7n x\u01b0\u1edfng 240V t\u01b0\u01a1ng th\u00edch.<\/strong>\n    <p>Ch\u1ecdn NEMA 6-50 khi b\u1ed9 s\u1ea1c kh\u00f4ng c\u1ea7n d\u00e2y trung t\u00ednh v\u00e0 m\u1ea1ch \u0111i\u1ec7n \u0111\u01b0\u1ee3c l\u1eafp \u0111\u1eb7t \u0111\u00fang c\u00e1ch.<\/p>\n  <\/div>\n<\/div>\n\n<p>\u0110\u1ed1i v\u1edbi nh\u1eefng ng\u01b0\u1eddi l\u00e1i xe \u0111ang so s\u00e1nh c\u00e1c t\u00f9y ch\u1ecdn s\u1ea1c di \u0111\u1ed9ng, EVB&#039;s <a href=\"https:\/\/www.evb.com\/vi\/product-item\/portable-ac-ev-charger-2\/\">b\u1ed9 s\u1ea1c EV di \u0111\u1ed9ng<\/a> C\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c xem nh\u01b0 m\u1ed9t t\u00e0i li\u1ec7u tham kh\u1ea3o th\u1ef1c ti\u1ec5n cho c\u00e1c \u1ee9ng d\u1ee5ng s\u1ea1c t\u1ea1i nh\u00e0 v\u00e0 di \u0111\u1ed9ng.<\/p>\n\n<h2 id=\"safety-notes\">L\u01b0u \u00fd an to\u00e0n tr\u01b0\u1edbc khi s\u1eed d\u1ee5ng \u1ed5 c\u1eafm NEMA<\/h2>\n\n<p>N\u00ean ki\u1ec3m tra \u1ed5 c\u1eafm NEMA tr\u01b0\u1edbc khi s\u1eed d\u1ee5ng \u0111\u1ec3 s\u1ea1c xe \u0111i\u1ec7n, \u0111\u1eb7c bi\u1ec7t n\u1ebfu n\u00f3 c\u0169, d\u00f9ng chung v\u1edbi thi\u1ebft b\u1ecb kh\u00e1c ho\u1eb7c \u0111\u01b0\u1ee3c l\u1eafp \u0111\u1eb7t cho m\u1ee5c \u0111\u00edch kh\u00e1c.<\/p>\n\n<ul>\n  <li>H\u00e3y \u0111\u1ea3m b\u1ea3o d\u00f2ng \u0111i\u1ec7n c\u1ee7a b\u1ed9 s\u1ea1c ph\u00f9 h\u1ee3p v\u1edbi \u0111\u1ecbnh m\u1ee9c c\u1ee7a m\u1ea1ch \u0111i\u1ec7n.<\/li>\n  <li>Tr\u00e1nh s\u1eed d\u1ee5ng c\u00e1c b\u1ed9 chuy\u1ec3n \u0111\u1ed5i kh\u00f4ng an to\u00e0n ho\u1eb7c d\u00e2y n\u1ed1i d\u00e0i kh\u00f4ng r\u00f5 ngu\u1ed3n g\u1ed1c.<\/li>\n  <li>N\u00ean s\u1eed d\u1ee5ng m\u1ea1ch \u0111i\u1ec7n ri\u00eang khi c\u00f3 th\u1ec3.<\/li>\n  <li>Ng\u1eebng s\u1ea1c n\u1ebfu ph\u00edch c\u1eafm b\u1ecb n\u00f3ng, \u1ed5 c\u1eafm b\u1ecb l\u1ecfng, c\u1ea7u dao \u0111i\u1ec7n b\u1ecb ng\u1eaft li\u00ean t\u1ee5c ho\u1eb7c c\u00f3 m\u00f9i kh\u00e9t.<\/li>\n  <li>N\u1ebfu c\u00f3 b\u1ea5t k\u1ef3 nghi ng\u1edd n\u00e0o, h\u00e3y nh\u1edd th\u1ee3 \u0111i\u1ec7n c\u00f3 chuy\u00ean m\u00f4n ki\u1ec3m tra h\u1ec7 th\u1ed1ng.<\/li>\n<\/ul>\n\n<h3>L\u1eddi khuy\u00ean t\u1eeb ng\u01b0\u1eddi l\u1eafp \u0111\u1eb7t: S\u1eed d\u1ee5ng \u1ed5 c\u1eafm \u0111i\u1ec7n c\u00f4ng nghi\u1ec7p cho d\u00f2ng \u0111i\u1ec7n s\u1ea1c cao<\/h3>\n\n<p>\u0110\u1ed1i v\u1edbi vi\u1ec7c s\u1ea1c xe \u0111i\u1ec7n c\u00f3 d\u00f2ng \u0111i\u1ec7n cao, \u0111\u1eb7c bi\u1ec7t l\u00e0 c\u00e1c h\u1ec7 th\u1ed1ng NEMA 14-50 v\u00e0 NEMA 6-50, ch\u1ea5t l\u01b0\u1ee3ng \u1ed5 c\u1eafm r\u1ea5t quan tr\u1ecdng. Vi\u1ec7c s\u1ea1c xe \u0111i\u1ec7n c\u00f3 th\u1ec3 t\u1ea1o ra t\u1ea3i li\u00ean t\u1ee5c cao tr\u00ean \u1ed5 c\u1eafm trong nhi\u1ec1u gi\u1edd, \u0111i\u1ec1u n\u00e0y kh\u00e1c v\u1edbi vi\u1ec7c s\u1eed d\u1ee5ng thi\u1ebft b\u1ecb kh\u00f4ng th\u01b0\u1eddng xuy\u00ean.<\/p>\n\n<p>Nhi\u1ec1u th\u1ee3 l\u1eafp \u0111\u1eb7t th\u00edch s\u1eed d\u1ee5ng \u1ed5 c\u1eafm c\u00f4ng nghi\u1ec7p t\u1eeb c\u00e1c nh\u00e0 s\u1ea3n xu\u1ea5t uy t\u00edn h\u01a1n l\u00e0 c\u00e1c \u1ed5 c\u1eafm gi\u00e1 r\u1ebb d\u00e0nh cho nh\u00e0 x\u00e2y d\u1ef1ng khi c\u1ea7n s\u1ea1c xe \u0111i\u1ec7n li\u00ean t\u1ee5c. \u1ed4 c\u1eafm gi\u00e1 r\u1ebb c\u00f3 th\u1ec3 ho\u1ea1t \u0111\u1ed9ng t\u1ed1t cho vi\u1ec7c s\u1eed d\u1ee5ng gi\u00e1n \u0111o\u1ea1n th\u00f4ng th\u01b0\u1eddng, nh\u01b0ng n\u00f3 d\u1ec5 b\u1ecb h\u01b0 h\u1ecfng do nhi\u1ec7t, ti\u1ebfp x\u00fac y\u1ebfu v\u00e0 hao m\u00f2n khi s\u1ea1c d\u00f2ng \u0111i\u1ec7n cao l\u1eb7p \u0111i l\u1eb7p l\u1ea1i.<\/p>\n\n<p>\u0110i\u1ec1u n\u00e0y kh\u00f4ng thay th\u1ebf cho vi\u1ec7c thi\u1ebft k\u1ebf m\u1ea1ch \u0111i\u1ec7n \u0111\u00fang c\u00e1ch. C\u1ea7u dao, k\u00edch th\u01b0\u1edbc d\u00e2y d\u1eabn, \u1ed5 c\u1eafm, v\u1ecf thi\u1ebft b\u1ecb, n\u1ed1i \u0111\u1ea5t, c\u00e0i \u0111\u1eb7t d\u00f2ng \u0111i\u1ec7n b\u1ed9 s\u1ea1c v\u00e0 c\u00e1c y\u00eau c\u1ea7u c\u1ee7a quy \u0111\u1ecbnh \u0111\u1ecba ph\u01b0\u01a1ng v\u1eabn c\u1ea7n \u0111\u01b0\u1ee3c ki\u1ec3m tra b\u1edfi m\u1ed9t th\u1ee3 \u0111i\u1ec7n c\u00f3 tr\u00ecnh \u0111\u1ed9.<\/p>\n\n<h2 id=\"commercial-use\">C\u00e1c lo\u1ea1i ph\u00edch c\u1eafm NEMA c\u00f3 ph\u00f9 h\u1ee3p cho vi\u1ec7c s\u1ea1c xe \u0111i\u1ec7n th\u01b0\u01a1ng m\u1ea1i kh\u00f4ng?<\/h2>\n\n<p>Chu\u1ea9n s\u1ea1c NEMA c\u00f3 th\u1ec3 h\u1eefu \u00edch cho vi\u1ec7c s\u1ea1c t\u1ea1i nh\u00e0, s\u1ea1c di \u0111\u1ed9ng, x\u01b0\u1edfng v\u00e0 m\u1ed9t s\u1ed1 tr\u01b0\u1eddng h\u1ee3p s\u1eed d\u1ee5ng nh\u1eb9. Tuy nhi\u00ean, n\u00f3 th\u01b0\u1eddng kh\u00f4ng ph\u1ea3i l\u00e0 gi\u1ea3i ph\u00e1p t\u1ed1t nh\u1ea5t cho vi\u1ec7c s\u1ea1c c\u00f4ng c\u1ed9ng, t\u1ea1o doanh thu ho\u1eb7c s\u1ea1c th\u01b0\u01a1ng m\u1ea1i c\u00f3 l\u01b0u l\u01b0\u1ee3ng ng\u01b0\u1eddi d\u00f9ng cao.<\/p>\n\n<p>C\u00e1c \u0111\u1ecba \u0111i\u1ec3m th\u01b0\u01a1ng m\u1ea1i th\u01b0\u1eddng c\u1ea7n \u0111\u1ed9 tin c\u1eady cao h\u01a1n, ki\u1ec3m so\u00e1t truy c\u1eadp ng\u01b0\u1eddi d\u00f9ng, thanh to\u00e1n, gi\u00e1m s\u00e1t t\u1eeb xa, b\u00e1o c\u00e1o th\u1eddi gian ho\u1ea1t \u0111\u1ed9ng, qu\u1ea3n l\u00fd c\u00e1p v\u00e0 qu\u1ea3n l\u00fd t\u1ea3i. Trong nh\u1eefng tr\u01b0\u1eddng h\u1ee3p \u0111\u00f3, tr\u1ea1m s\u1ea1c AC chuy\u00ean d\u1ee5ng, l\u1eafp \u0111\u1eb7t c\u00f3 d\u00e2y ho\u1eb7c gi\u1ea3i ph\u00e1p s\u1ea1c nhanh DC th\u01b0\u1eddng ph\u00f9 h\u1ee3p h\u01a1n so v\u1edbi vi\u1ec7c d\u1ef1a v\u00e0o c\u00e1c \u1ed5 c\u1eafm \u0111i\u1ec7n \u0111a n\u0103ng.<\/p>\n\n<p>\u0110\u1ec3 l\u1eadp k\u1ebf ho\u1ea1ch s\u1ea1c \u0111i\u1ec7n th\u01b0\u01a1ng m\u1ea1i, h\u00e3y tham kh\u1ea3o c\u00e1c h\u01b0\u1edbng d\u1eabn c\u1ee7a EVB v\u1ec1... <a href=\"https:\/\/www.evb.com\/vi\/ev-charging-management-software-guide\/\">ph\u1ea7n m\u1ec1m qu\u1ea3n l\u00fd s\u1ea1c xe \u0111i\u1ec7n<\/a>, <a href=\"https:\/\/www.evb.com\/vi\/ev-charging-load-management\/\">Qu\u1ea3n l\u00fd t\u1ea3i s\u1ea1c EV<\/a>, V\u00e0 <a href=\"https:\/\/www.evb.com\/vi\/by-charging-type\/evb-dc-ev-charging-solutions\/\">Gi\u1ea3i ph\u00e1p s\u1ea1c DC EV<\/a>.<\/p>\n\n<h2 id=\"conclusion\">Ph\u1ea7n k\u1ebft lu\u1eadn<\/h2>\n\n<p>C\u00e1c lo\u1ea1i ph\u00edch c\u1eafm NEMA gi\u00fap x\u00e1c \u0111\u1ecbnh lo\u1ea1i \u0111i\u1ec7n n\u0103ng m\u00e0 b\u1ed9 s\u1ea1c xe \u0111i\u1ec7n c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng m\u1ed9t c\u00e1ch an to\u00e0n. NEMA 5-15 v\u00e0 5-20 ch\u1ee7 y\u1ebfu l\u00e0 c\u00e1c t\u00f9y ch\u1ecdn C\u1ea5p 1, trong khi NEMA 6-20, 14-30, 14-50 v\u00e0 6-50 c\u00f3 th\u1ec3 h\u1ed7 tr\u1ee3 c\u00e1c m\u1ee9c s\u1ea1c 240V C\u1ea5p 2 kh\u00e1c nhau.<\/p>\n\n<p>N\u1ebfu b\u1ea1n \u0111ang so s\u00e1nh c\u00e1c t\u00f9y ch\u1ecdn \u1ed5 c\u1eafm c\u1ee5 th\u1ec3, h\u00e3y b\u1eaft \u0111\u1ea7u b\u1eb1ng vi\u1ec7c xem x\u00e9t qu\u00e3ng \u0111\u01b0\u1eddng di chuy\u1ec3n h\u00e0ng ng\u00e0y, c\u00f4ng su\u1ea5t b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n kh\u1ea3 d\u1ee5ng, lo\u1ea1i b\u1ed9 s\u1ea1c, th\u1eddi gian \u0111\u1ed7 xe v\u00e0 \u0111i\u1ec1u ki\u1ec7n l\u1eafp \u0111\u1eb7t. S\u1eed d\u1ee5ng trang n\u00e0y l\u00e0m \u0111i\u1ec3m kh\u1edfi \u0111\u1ea7u, sau \u0111\u00f3 chuy\u1ec3n sang lo\u1ea1i \u1ed5 c\u1eafm NEMA c\u1ee5 th\u1ec3 ph\u00f9 h\u1ee3p nh\u1ea5t v\u1edbi t\u1ed1c \u0111\u1ed9 s\u1ea1c, c\u00f4ng su\u1ea5t b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n v\u00e0 y\u00eau c\u1ea7u an to\u00e0n c\u1ee7a b\u1ea1n.<\/p>\n\n<h2 id=\"faq\">Nh\u1eefng c\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p<\/h2>\n\n<div class=\"evb-faq-item\">\n  <div class=\"evb-faq-q\">Lo\u1ea1i ph\u00edch c\u1eafm NEMA n\u00e0o t\u1ed1t nh\u1ea5t \u0111\u1ec3 s\u1ea1c xe \u0111i\u1ec7n t\u1ea1i nh\u00e0?<\/div>\n  <div class=\"evb-faq-a\">\u0110\u1ed1i v\u1edbi nhi\u1ec1u ch\u1ee7 nh\u00e0, NEMA 14-50 l\u00e0 m\u1ed9t trong nh\u1eefng l\u1ef1a ch\u1ecdn s\u1ea1c c\u1ea5p 2 ph\u1ed5 bi\u1ebfn nh\u1ea5t v\u00ec n\u00f3 cung c\u1ea5p c\u00f4ng su\u1ea5t s\u1ea1c cao v\u00e0 kh\u1ea3 n\u0103ng t\u01b0\u01a1ng th\u00edch v\u1edbi nhi\u1ec1u lo\u1ea1i b\u1ed9 s\u1ea1c. Tuy nhi\u00ean, l\u1ef1a ch\u1ecdn t\u1ed1t nh\u1ea5t ph\u1ee5 thu\u1ed9c v\u00e0o qu\u00e3ng \u0111\u01b0\u1eddng di chuy\u1ec3n h\u00e0ng ng\u00e0y, dung l\u01b0\u1ee3ng \u0111i\u1ec7n, lo\u1ea1i b\u1ed9 s\u1ea1c v\u00e0 \u0111i\u1ec1u ki\u1ec7n l\u1eafp \u0111\u1eb7t.<\/div>\n<\/div>\n\n<div class=\"evb-faq-item\">\n  <div class=\"evb-faq-q\">\u0110i\u1ec3m kh\u00e1c bi\u1ec7t gi\u1eefa NEMA 5-15 v\u00e0 NEMA 14-50 l\u00e0 g\u00ec?<\/div>\n  <div class=\"evb-faq-a\">\u1ed4 c\u1eafm NEMA 5-15 l\u00e0 \u1ed5 c\u1eafm \u0111i\u1ec7n gia d\u1ee5ng 120V d\u00f9ng cho s\u1ea1c c\u1ea5p \u0111\u1ed9 1. \u1ed4 c\u1eafm NEMA 14-50 l\u00e0 \u1ed5 c\u1eafm 240V th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng cho s\u1ea1c nhanh h\u01a1n c\u1ea5p \u0111\u1ed9 2.<\/div>\n<\/div>\n\n<div class=\"evb-faq-item\">\n  <div class=\"evb-faq-q\">\u1ed4 c\u1eafm NEMA 6-20 c\u00f3 \u0111\u1ee7 ti\u00eau chu\u1ea9n cho vi\u1ec7c s\u1ea1c xe \u0111i\u1ec7n kh\u00f4ng?<\/div>\n  <div class=\"evb-faq-a\">M\u1ee9c n\u00e0y c\u00f3 th\u1ec3 \u0111\u1ee7 cho vi\u1ec7c l\u00e1i xe h\u00e0ng ng\u00e0y \u1edf m\u1ee9c \u0111\u1ed9 v\u1eeba ph\u1ea3i. M\u1ed9t b\u1ed9 s\u1ea1c NEMA 6-20 c\u00f3 th\u1ec3 cung c\u1ea5p kho\u1ea3ng 3,8 kW \u1edf \u0111i\u1ec7n \u00e1p 240V v\u00e0 d\u00f2ng \u0111i\u1ec7n 16A, \u0111\u1ee7 \u0111\u1ec3 s\u1ea1c qua \u0111\u00eam n\u1ebfu ng\u01b0\u1eddi l\u00e1i kh\u00f4ng c\u1ea7n kh\u1ea3 n\u0103ng ph\u1ee5c h\u1ed3i qu\u00e3ng \u0111\u01b0\u1eddng di chuy\u1ec3n h\u00e0ng ng\u00e0y cao.<\/div>\n<\/div>\n\n<div class=\"evb-faq-item\">\n  <div class=\"evb-faq-q\">\u1ed4 c\u1eafm NEMA 14-50 c\u00f3 t\u1ed1t h\u01a1n \u1ed5 c\u1eafm NEMA 6-50 kh\u00f4ng?<\/div>\n  <div class=\"evb-faq-a\">Kh\u00f4ng ph\u1ea3i l\u00fac n\u00e0o c\u0169ng v\u1eady. C\u1ea3 hai \u0111\u1ec1u c\u00f3 th\u1ec3 h\u1ed7 tr\u1ee3 c\u00f4ng su\u1ea5t s\u1ea1c c\u1ea5p 2 t\u01b0\u01a1ng t\u1ef1. Chu\u1ea9n NEMA 14-50 c\u00f3 d\u00e2y d\u1eabn trung t\u00ednh, trong khi NEMA 6-50 th\u00ec kh\u00f4ng. L\u1ef1a ch\u1ecdn t\u1ed1t h\u01a1n ph\u1ee5 thu\u1ed9c v\u00e0o kh\u1ea3 n\u0103ng t\u01b0\u01a1ng th\u00edch c\u1ee7a b\u1ed9 s\u1ea1c v\u00e0 h\u1ec7 th\u1ed1ng \u0111i\u1ec7n hi\u1ec7n c\u00f3.<\/div>\n<\/div>\n\n<div class=\"evb-faq-item\">\n  <div class=\"evb-faq-q\">T\u00f4i c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng b\u1ed9 chuy\u1ec3n \u0111\u1ed5i \u0111\u1ec3 s\u1ea1c xe \u0111i\u1ec7n kh\u00f4ng?<\/div>\n  <div class=\"evb-faq-a\">C\u1ea7n s\u1eed d\u1ee5ng b\u1ed9 chuy\u1ec3n \u0111\u1ed5i ngu\u1ed3n m\u1ed9t c\u00e1ch c\u1ea9n th\u1eadn. B\u1ed9 s\u1ea1c kh\u00f4ng \u0111\u01b0\u1ee3c ti\u00eau th\u1ee5 d\u00f2ng \u0111i\u1ec7n v\u01b0\u1ee3t qu\u00e1 kh\u1ea3 n\u0103ng ch\u1ecbu t\u1ea3i an to\u00e0n c\u1ee7a \u1ed5 c\u1eafm, d\u00e2y d\u1eabn v\u00e0 c\u1ea7u ch\u00ec. B\u1ed9 chuy\u1ec3n \u0111\u1ed5i kh\u00f4ng an to\u00e0n c\u00f3 th\u1ec3 g\u00e2y ra nguy c\u01a1 qu\u00e1 nhi\u1ec7t.<\/div>\n<\/div>\n\n<div class=\"evb-faq-item\">\n  <div class=\"evb-faq-q\">T\u1ea1i sao quy \u0111\u1ecbnh 80% l\u1ea1i quan tr\u1ecdng \u0111\u1ed1i v\u1edbi vi\u1ec7c s\u1ea1c xe \u0111i\u1ec7n theo ti\u00eau chu\u1ea9n NEMA?<\/div>\n  <div class=\"evb-faq-a\">Vi\u1ec7c s\u1ea1c xe \u0111i\u1ec7n th\u01b0\u1eddng \u0111\u01b0\u1ee3c coi l\u00e0 t\u1ea3i li\u00ean t\u1ee5c, do \u0111\u00f3 d\u00f2ng \u0111i\u1ec7n s\u1ea1c th\u01b0\u1eddng \u0111\u01b0\u1ee3c gi\u1edbi h\u1ea1n \u1edf m\u1ee9c 80% c\u1ee7a \u0111\u1ecbnh m\u1ee9c m\u1ea1ch. \u0110\u00f3 l\u00e0 l\u00fd do t\u1ea1i sao m\u1ea1ch 20A th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng cho d\u00f2ng s\u1ea1c li\u00ean t\u1ee5c l\u00ean \u0111\u1ebfn 16A v\u00e0 m\u1ea1ch 50A th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng cho d\u00f2ng s\u1ea1c li\u00ean t\u1ee5c l\u00ean \u0111\u1ebfn 40A.<\/div>\n<\/div>\n\n<h2 id=\"sources\">Ngu\u1ed3n tham kh\u1ea3o v\u00e0 t\u00e0i li\u1ec7u \u0111\u1ecdc th\u00eam<\/h2>\n\n<ol>\n  <li>Trung t\u00e2m D\u1eef li\u1ec7u Nhi\u00ean li\u1ec7u Thay th\u1ebf thu\u1ed9c B\u1ed9 N\u0103ng l\u01b0\u1ee3ng Hoa K\u1ef3 \u2013 <a href=\"https:\/\/afdc.energy.gov\/fuels\/electricity-stations\" target=\"_blank\" rel=\"noopener\">Tr\u1ea1m s\u1ea1c xe \u0111i\u1ec7n<\/a> (Truy c\u1eadp ng\u00e0y: 18 th\u00e1ng 6 n\u0103m 2026)<\/li>\n  <li>ENERGY STAR \u2013 <a href=\"https:\/\/www.energystar.gov\/products\/ev_chargers\" target=\"_blank\" rel=\"noopener\">B\u1ed9 s\u1ea1c xe \u0111i\u1ec7n<\/a> (Truy c\u1eadp ng\u00e0y: 18 th\u00e1ng 6 n\u0103m 2026)<\/li>\n  <li>EVB \u2013 <a href=\"https:\/\/www.evb.com\/vi\/nema-6-20-plug-for-ev-charging-what-it-is-power-output-and-when-to-use-it\/\" target=\"_blank\" rel=\"noopener\">\u0110\u1ea7u c\u1eafm NEMA 6-20 d\u00f9ng \u0111\u1ec3 s\u1ea1c xe \u0111i\u1ec7n<\/a> (Truy c\u1eadp ng\u00e0y: 18 th\u00e1ng 6 n\u0103m 2026)<\/li>\n  <li>EVB \u2013 <a href=\"https:\/\/www.evb.com\/vi\/charge-an-electric-car-at-home\/\" target=\"_blank\" rel=\"noopener\">C\u00e1ch s\u1ea1c xe \u0111i\u1ec7n t\u1ea1i nh\u00e0<\/a> (Truy c\u1eadp ng\u00e0y: 18 th\u00e1ng 6 n\u0103m 2026)<\/li>\n<\/ol>\n\n<div class=\"evb-article-footer\">\n  \u00a9 2026 EVB.COM \u00b7 C\u01a1 s\u1edf ki\u1ebfn th\u1ee9c v\u1ec1 s\u1ea1c xe \u0111i\u1ec7n \u00b7 C\u1eadp nh\u1eadt l\u1ea7n cu\u1ed1i th\u00e1ng 6 n\u0103m 2026\n<\/div>\n\n<\/div>","protected":false},"excerpt":{"rendered":"<p>EVB.COM Technical Review: EVB Home Charging Engineering Team Updated June 2026 12-minute read NEMA Plug Types \u00b7 Level 1 Charging \u00b7 Level 2 Charging Choosing the right NEMA plug type is one of the first practical steps in setting up EV charging in North America. Different NEMA outlets support different voltage, current, and charging power [&hellip;]<\/p>","protected":false},"author":3,"featured_media":40476,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[26],"tags":[],"class_list":["post-42285","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>NEMA Plug Types for EV Charging: 5-15, 5-20, 6-20, 14-30, 14-50 &amp; 6-50 | EVB<\/title>\n<meta name=\"description\" content=\"Compare common NEMA plug types for EV charging, including NEMA 5-15, 5-20, 6-20, 14-30, 14-50, and 6-50. 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