{"id":2676,"date":"2026-05-29T20:34:32","date_gmt":"2026-05-29T20:34:32","guid":{"rendered":"https:\/\/huyuglobal.com\/?p=2676"},"modified":"2026-05-29T20:34:34","modified_gmt":"2026-05-29T20:34:34","slug":"what-does-the-letter-designation-on-ge-circuit-breakers-mean","status":"publish","type":"post","link":"https:\/\/huyuglobal.com\/vi\/blog\/what-does-the-letter-designation-on-ge-circuit-breakers-mean\/","title":{"rendered":"K\u00fd hi\u1ec7u ch\u1eef c\u00e1i tr\u00ean c\u1ea7u dao GE c\u00f3 ngh\u0129a l\u00e0 g\u00ec?"},"content":{"rendered":"

Khi b\u1ea1n \u0111\u1ee9ng tr\u01b0\u1edbc m\u1ed9t b\u1ea3ng \u0111i\u1ec7n, t\u00ecm ki\u1ebfm c\u1ea7u dao<\/strong><\/a> c\u00e1i \u0111\u00e3 b\u1ecb ch\u00e1y, b\u1ea1n c\u00f3 th\u1ec3 \u0111\u00e3 nh\u1eadn th\u1ea5y m\u1ed9t s\u1ed1 ch\u1eef c\u00e1i THQP, THQL, TQDL, v\u00e0 t\u1ef1 h\u1ecfi ch\u00fang th\u1ef1c s\u1ef1 c\u00f3 ngh\u0129a g\u00ec. C\u00e1c k\u00fd hi\u1ec7u ch\u1eef c\u00e1i \u0111\u01b0\u1ee3c GE s\u1eed d\u1ee5ng tr\u00ean c\u00e1c c\u1ea7u dao c\u1ee7a h\u1ecd KH\u00d4NG ph\u1ea3i ng\u1eabu nhi\u00ean, m\u00e0 th\u1ef1c t\u1ebf l\u00e0 m\u1ed9t m\u00e3 vi\u1ebft t\u1eaft \u0111\u1ea1i di\u1ec7n cho c\u00e1c t\u00ednh n\u0103ng kh\u00e1c nhau c\u1ee7a c\u1ea7u dao nh\u01b0, h\u00ecnh d\u1ea1ng v\u00e0 k\u00edch th\u01b0\u1edbc, ki\u1ec3u l\u1eafp \u0111\u1eb7t, kh\u1ea3 n\u0103ng ng\u1eaft m\u1ea1ch, v\u00e0 lo\u1ea1i b\u1ea3ng \u0111i\u1ec7n m\u00e0 ch\u00fang \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf cho. Bi\u1ebft \u0111\u01b0\u1ee3c \u00fd ngh\u0129a c\u1ee7a nh\u1eefng m\u00e3 n\u00e0y c\u00f3 th\u1ec3 gi\u00fap b\u1ea1n tr\u00e1nh \u0111\u1eb7t h\u00e0ng c\u00e1c c\u1ea7u dao kh\u00f4ng ho\u1ea1t \u0111\u1ed9ng \u0111\u00fang c\u00e1ch, \u0111\u1ea3m b\u1ea3o b\u1ea1n kh\u00f4ng mua c\u00e1c b\u1ed9 ph\u1eadn kh\u00f4ng t\u01b0\u01a1ng th\u00edch c\u00f3 th\u1ec3 kh\u00f4ng an to\u00e0n khi s\u1eed d\u1ee5ng, v\u00e0 mang l\u1ea1i cho b\u1ea1n s\u1ef1 t\u1ef1 tin h\u01a1n khi th\u1ef1c hi\u1ec7n mua s\u1eafm ho\u1eb7c l\u1eafp \u0111\u1eb7t.<\/p>\n

Ph\u00e2n t\u00edch H\u1ec7 th\u1ed1ng \u0110\u1eb7t t\u00ean C\u1ea7u dao GE<\/h2>\n

M\u1eabu \u0111\u1eb7t t\u00ean cho c\u00e1c gia \u0111\u00ecnh c\u1ea7u dao d\u00e2n d\u1ee5ng v\u00e0 th\u01b0\u01a1ng m\u1ea1i nh\u1eb9 c\u1ee7a GE kh\u00e1 \u0111\u01a1n gi\u1ea3n, (nh\u01b0ng c\u00f3 ph\u1ea7n k\u1ef3 l\u1ea1). Khi b\u1ea1n hi\u1ec3u m\u1ed7i ch\u1eef c\u00e1i c\u00f3 ngh\u0129a g\u00ec, b\u1ea1n s\u1ebd c\u00f3 th\u1ec3 x\u00e1c \u0111\u1ecbnh h\u1ea7u h\u1ebft b\u1ea5t k\u1ef3 s\u1ed1 b\u1ed9 ph\u1eadn n\u00e0o b\u1eb1ng m\u1eaft. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 t\u00f3m t\u1eaft v\u1ec1 c\u00e1c ti\u1ec1n t\u1ed1 ph\u1ed5 bi\u1ebfn nh\u1ea5t m\u00e0 b\u1ea1n s\u1ebd th\u1ea5y:<\/p>\n\n\n\n\n\n\n\n\n\n\n
Ti\u1ec1n t\u1ed1 Ch\u1eef c\u00e1i<\/th>\n\u00dd ngh\u0129a<\/th>\n\u1ee8ng d\u1ee5ng \u0111i\u1ec3n h\u00ecnh<\/th>\n<\/tr>\n<\/thead>\n
THQL<\/strong><\/td>\nR\u1ed9ng 1 inch, c\u1eafm v\u00e0o, kh\u1ea3 n\u0103ng ng\u1eaft 10kA<\/td>\nTrung t\u00e2m t\u1ea3i d\u00e2n d\u1ee5ng v\u00e0 th\u01b0\u01a1ng m\u1ea1i nh\u1eb9 ti\u00eau chu\u1ea9n c\u1ee7a GE<\/td>\n<\/tr>\n
THQP<\/strong><\/td>\nR\u1ed9ng \u00bd inch, c\u1eafm v\u00e0o, \u0111\u1ecbnh d\u1ea1ng m\u1ecfng\/\u0111\u00f4i, 10kA<\/td>\nC\u00e1c b\u1ea3ng ch\u1ea5p nh\u1eadn c\u1ea7u dao \u0111\u00f4i; g\u1ea5p \u0111\u00f4i m\u1ea1ch m\u1ed7i khe<\/td>\n<\/tr>\n
TQDL<\/strong><\/td>\nR\u1ed9ng 1 inch, g\u1eafn b\u1eb1ng bu l\u00f4ng, 10kA<\/td>\nC\u00e1c b\u1ea3ng GE s\u1eed d\u1ee5ng k\u1ebft n\u1ed1i g\u1eafn b\u1eb1ng bu l\u00f4ng (th\u01b0\u1eddng l\u00e0 th\u01b0\u01a1ng m\u1ea1i)<\/td>\n<\/tr>\n
THHQL<\/strong><\/td>\nR\u1ed9ng 1 inch, c\u1eafm v\u00e0o, kh\u1ea3 n\u0103ng ng\u1eaft cao 22kA<\/td>\nC\u00e1c v\u1ecb tr\u00ed c\u00f4ng nghi\u1ec7p ho\u1eb7c d\u00f2ng \u0111i\u1ec7n l\u1ed7i cao<\/td>\n<\/tr>\n
THQB<\/strong><\/td>\nR\u1ed9ng 1 inch, g\u1eafn b\u1eb1ng bu l\u00f4ng, 10kA, khung nh\u1ecf<\/td>\nM\u1ed9t s\u1ed1 b\u1ea3ng th\u01b0\u01a1ng m\u1ea1i v\u00e0 b\u1ea3ng chuy\u1ec3n m\u1ea1ch<\/td>\n<\/tr>\n
SELA \/ SFLA<\/strong><\/td>\nV\u1ecf \u0111\u00fac, x\u1ebfp h\u1ea1ng ampe cao h\u01a1n, \u0111i\u1ec1u ch\u1ec9nh ng\u1eaft<\/td>\nC\u00e1c ngu\u1ed3n c\u1ea5p c\u00f4ng nghi\u1ec7p v\u00e0 thi\u1ebft b\u1ecb l\u1edbn<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

Trong ph\u00e2n kh\u00fac d\u00e2n d\u1ee5ng\/th\u01b0\u01a1ng m\u1ea1i c\u1ee7a c\u00e1c c\u1ea7u dao nhi\u1ec7t t\u1eeb t\u00ednh v\u1ecf \u0111\u00fac, \u201cT\u201d trong k\u00fd hi\u1ec7u th\u01b0\u1eddng x\u00e1c \u0111\u1ecbnh c\u1ea7u dao l\u00e0 c\u1ea7u dao nhi\u1ec7t t\u1eeb t\u00ednh v\u1ecf \u0111\u00fac. \u201cH\u201d t\u1ea1i th\u1eddi \u0111i\u1ec3m khung c\u1ea7u dao cung c\u1ea5p th\u00f4ng tin v\u1ec1 k\u00edch th\u01b0\u1edbc c\u1ee7a khung (th\u01b0\u1eddng l\u00e0 1 inch chi\u1ec1u r\u1ed9ng) v\u00e0 \u201cQ\u201d ch\u1ec9 ra r\u1eb1ng \u0111\u00e2y l\u00e0 m\u1ed9t s\u1ea3n ph\u1ea9m trong gia \u0111\u00ecnh c\u1ea7u dao \u201cQ-Line\u201d. S\u1ef1 ph\u00e2n bi\u1ec7t quan tr\u1ecdng x\u1ea3y ra \u1edf cu\u1ed1i k\u00fd hi\u1ec7u: c\u1eafm v\u00e0o s\u1ebd c\u00f3 m\u1ed9t \u201cL\u201d, g\u1eafn b\u1eb1ng bu l\u00f4ng s\u1ebd c\u00f3 m\u1ed9t \u201cD\u201d (khung g\u1eafn bu l\u00f4ng) ho\u1eb7c \u201cB\u201d (g\u1eafn b\u1eb1ng gi\u00e1 \u0111\u1ee1) v\u00e0 c\u1ea7u dao \u0111\u00f4i (n\u1eeda chi\u1ec1u r\u1ed9ng) s\u1ebd c\u00f3 m\u1ed9t \u201cP\u201d. C\u00e1c ch\u1eef s\u1ed1 theo sau k\u00fd hi\u1ec7u ch\u1eef c\u00e1i ch\u1ec9 ra s\u1ed1 l\u01b0\u1ee3ng c\u1ef1c v\u00e0 d\u00f2ng \u0111i\u1ec7n ng\u1eaft; do \u0111\u00f3, c\u00e1c k\u00fd hi\u1ec7u ch\u1eef c\u00e1i m\u1ed9t m\u00ecnh th\u01b0\u1eddng cung c\u1ea5p ti\u00eau ch\u00ed t\u01b0\u01a1ng th\u00edch ban \u0111\u1ea7u.<\/p>\n

\"THQP<\/p>\n

THQP so v\u1edbi THQL: S\u1ef1 nh\u1ea7m l\u1eabn ph\u1ed5 bi\u1ebfn nh\u1ea5t<\/h2>\n

M\u1ecdi ng\u01b0\u1eddi th\u01b0\u1eddng h\u1ecfi, \u201cT\u1ea1i sao GE l\u1ea1i s\u1eed d\u1ee5ng c\u1ea3 THQP v\u00e0 THQL?\u201d C\u00e2u tr\u1ea3 l\u1eddi ch\u1ec9 \u0111\u01a1n gi\u1ea3n l\u00e0 hai y\u1ebfu t\u1ed1 v\u1eadt l\u00fd: M\u1ed9t c\u1ea7u dao THQP \u0111\u01b0\u1ee3c h\u00ecnh th\u00e0nh t\u1eeb c\u00e1c c\u1ea7u dao THQL v\u00e0 c\u00f3 chi\u1ec1u r\u1ed9ng b\u1eb1ng m\u1ed9t n\u1eeda c\u1ee7a m\u1ed9t c\u1ea7u dao THQL. V\u00ed d\u1ee5: M\u1ed9t THQL115 l\u00e0 m\u1ed9t c\u1ea7u dao 1 inch, 1 c\u1ef1c, 15 amp chi\u1ebfm m\u1ed9t (1) khe \u0111\u1ea7y \u0111\u1ee7. M\u1eb7t kh\u00e1c, M\u1ed9t THQP115 l\u00e0 m\u1ed9t c\u1ea7u dao 0.5 inch, 1 c\u1ef1c, 15 amp c\u00f3 th\u1ec3 v\u1eeba v\u00e0o m\u1ed9t khe ti\u00eau chu\u1ea9n (THQL). Do \u0111\u00f3, m\u1ed9t (1) c\u1ea7u dao THQL r\u1ed9ng 1 inch c\u00f3 th\u1ec3 ch\u1ee9a m\u1ed9t (1) c\u1ea7u dao THQP \u0111\u1ed9c l\u1eadp trong c\u00f9ng m\u1ed9t chi\u1ec1u r\u1ed9ng b\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng hai (2) c\u1ea7u dao THQP. V\u00ec v\u1eady: M\u1ed9t THQL125 r\u1ed9ng 1 inch s\u1ebd cung c\u1ea5p \u0111i\u1ec7n cho c\u1ea3 hai c\u1ea7u dao THQP.<\/p>\n

Thi\u1ebft k\u1ebf ti\u1ebft ki\u1ec7m kh\u00f4ng gian n\u00e0y \u0111i k\u00e8m v\u1edbi m\u1ed9t h\u1ea1n ch\u1ebf: C\u00e1c c\u1ea7u dao THQP ch\u1ec9 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c l\u1eafp \u0111\u1eb7t trong c\u00e1c b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n r\u00f5 r\u00e0ng ch\u1ea5p nh\u1eadn c\u1ea7u dao song song. Nhi\u1ec1u trung t\u00e2m t\u1ea3i GE ch\u1ec9 c\u00f3 m\u1ed9t s\u1ed1 khe nh\u1ea5t \u0111\u1ecbnh \u0111\u01b0\u1ee3c ch\u1ec9 \u0111\u1ecbnh cho vi\u1ec7c s\u1eed d\u1ee5ng song song. C\u1ed1 g\u1eafng \u00e9p m\u1ed9t THQP v\u00e0o m\u1ed9t khe kh\u00f4ng ph\u1ea3i song song c\u00f3 th\u1ec3 l\u00e0m h\u1ecfng thanh bus v\u00e0 t\u1ea1o ra nguy c\u01a1 ch\u00e1y n\u1ed5. Tr\u01b0\u1edbc khi b\u1ea1n mua, h\u00e3y x\u00e1c nh\u1eadn r\u1eb1ng m\u00f4 h\u00ecnh b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n c\u1ee7a b\u1ea1n h\u1ed7 tr\u1ee3 c\u1ea5u h\u00ecnh THQP \u2014 nh\u00e3n b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n s\u1ebd li\u1ec7t k\u00ea c\u00e1c lo\u1ea1i c\u1ea7u dao \u0111\u01b0\u1ee3c ph\u00ea duy\u1ec7t. \u0110\u1ec3 c\u00f3 h\u01b0\u1edbng d\u1eabn r\u1ed9ng h\u01a1n v\u1ec1 vi\u1ec7c kh\u1edbp c\u00e1c th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt c\u1ee7a c\u1ea7u dao v\u1edbi vi\u1ec7c l\u1eafp \u0111\u1eb7t c\u1ee7a b\u1ea1n, h\u00e3y xem b\u00e0i vi\u1ebft c\u1ee7a ch\u00fang t\u00f4i v\u1ec1\u00a0k\u00edch th\u01b0\u1edbc c\u1ea7u dao b\u1ea1n c\u1ea7n<\/a>.<\/p>\n

C\u00e1c k\u00fd hi\u1ec7u ch\u1eef c\u00e1i GE kh\u00e1c v\u00e0 \u00fd ngh\u0129a c\u1ee7a ch\u00fang<\/h2>\n

C\u00e1c c\u1ea7u dao c\u00f4ng nghi\u1ec7p GE c\u0169ng c\u00f3 c\u00e1c k\u00fd hi\u1ec7u ri\u00eang bi\u1ec7t, t\u00e1ch bi\u1ec7t v\u1edbi c\u00e1c s\u1ea3n ph\u1ea9m Q-Line \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf cho c\u00e1c \u1ee9ng d\u1ee5ng d\u00e2n c\u01b0. M\u1ed9t s\u1ed1 v\u00ed d\u1ee5 v\u1ec1 c\u00e1c c\u1ea7u dao c\u00f4ng nghi\u1ec7p GE m\u00e0 b\u1ea1n c\u00f3 th\u1ec3 g\u1eb7p trong m\u1ed9t lo\u1ea1t c\u00e1c l\u1eafp \u0111\u1eb7t r\u1ed9ng h\u01a1n l\u00e0:<\/p>\n

TQDL & TQHL: \u201cD\u201d trong TQDL = g\u1eafn v\u00edt trong khi \u201cL\u201d = c\u1eafm v\u00e0o (THQL). M\u1ed9t TQDL115 l\u00e0 m\u1ed9t c\u1ea7u dao \u0111\u01a1n c\u1ef1c 15A g\u1eafn v\u00edt c\u00f3 k\u1ebft n\u1ed1i tr\u1ef1c ti\u1ebfp v\u1edbi thanh bus. TQHL th\u00eam kh\u1ea3 n\u0103ng ng\u1eaft cao h\u01a1n (22kA ho\u1eb7c 25kA); gi\u1ed1ng nh\u01b0 s\u1ef1 chuy\u1ec3n \u0111\u1ed5i t\u1eeb THQL sang THHQL. Th\u01b0\u1eddng \u0111\u01b0\u1ee3c t\u00ecm th\u1ea5y trong c\u00e1c b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n th\u01b0\u01a1ng m\u1ea1i n\u01a1i c\u1ea7n c\u00f3 kh\u1ea3 n\u0103ng ch\u1ed1ng rung v\u00e0 k\u1ebft n\u1ed1i an to\u00e0n h\u01a1n.<\/p>\n

THQB & THHQB C\u00e1c c\u1ea7u dao n\u00e0y th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u00e1c b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n GE A-Series nh\u01b0 c\u00e1c c\u1ea7u dao nh\u1ecf g\u1eafn v\u00edt. Ch\u00fang r\u1ea5t gi\u1ed1ng nhau ngo\u1ea1i tr\u1eeb c\u1ea5u h\u00ecnh g\u1eafn kh\u00e1c nhau c\u1ee7a d\u00f2ng TQDL m\u1eb7c d\u00f9 t\u1ea5t c\u1ea3 \u0111\u1ec1u c\u00f3 chi\u1ec1u r\u1ed9ng 1 inch. Khi s\u1eed d\u1ee5ng c\u00e1c c\u1ea7u dao n\u00e0y, lu\u00f4n x\u00e1c nh\u1eadn lo\u1ea1i b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n y\u00eau c\u1ea7u m\u1ed9t ho\u1eb7c c\u1ea3 hai \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh xem b\u1ea1n \u0111ang s\u1eed d\u1ee5ng c\u1ea7u dao ki\u1ec3u ThQB.<\/p>\n

C\u00e1c c\u1ea7u dao d\u1ea1ng v\u1ecf \u0111\u00fac trong c\u00e1c khung l\u1edbn h\u01a1n (150A tr\u1edf l\u00ean) \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 SELA, SFLA v\u00e0 SGLA c\u00f3 c\u00e1c c\u00e0i \u0111\u1eb7t ng\u1eaft nhi\u1ec7t v\u00e0 t\u1eeb t\u00ednh \u0111i\u1ec1u ch\u1ec9nh \u0111\u01b0\u1ee3c. C\u00e1c ch\u1eef c\u00e1i trong t\u00ean c\u1ee7a ch\u00fang \u0111\u1ea1i di\u1ec7n cho k\u00edch th\u01b0\u1edbc khung v\u00e0 d\u00f2ng s\u1ea3n ph\u1ea9m. Ch\u1eef \u201cS\u201d trong SFLA c\u00f3 ngh\u0129a l\u00e0 Spectra RMS ho\u1eb7c d\u00f2ng s\u1ea3n ph\u1ea9m th\u1ebf h\u1ec7 tr\u01b0\u1edbc. Vi\u1ec7c ch\u1ecdn \u0111\u00fang kh\u1ea3 n\u0103ng ng\u1eaft (IC) ch\u1ec9 l\u00e0 m\u1ed9t ph\u1ea7n trong chi\u1ebfn l\u01b0\u1ee3c b\u1ea3o v\u1ec7 \u0111i\u1ec7n ho\u00e0n ch\u1ec9nh trong m\u1ed9t m\u00f4i tr\u01b0\u1eddng c\u00f4ng nghi\u1ec7p c\u00f3 nguy c\u01a1 x\u1ea3y ra h\u1eadu qu\u1ea3 th\u1ea3m kh\u1ed1c t\u1eeb c\u00e1c s\u1ef1 c\u1ed1 \u0111i\u1ec7n nh\u01b0 \u0111\u00e3 \u0111\u1ec1 c\u1eadp trong b\u00e0i vi\u1ebft so s\u00e1nh c\u1ea7u dao v\u1edbi b\u1ed9 b\u1ea3o v\u1ec7 qu\u00e1 \u00e1p.<\/p>\n

\"C\u00e1ch<\/p>\n

C\u00e1ch x\u00e1c \u0111\u1ecbnh lo\u1ea1i c\u1ea7u dao GE c\u1ee7a b\u1ea1n khi nh\u00e3n \u0111\u00e3 m\u1edd.<\/h2>\n

Ngay c\u1ea3 khi ch\u1eef vi\u1ebft tr\u00ean tay c\u1ea7m c\u1ee7a c\u1ea7u dao ho\u1eb7c m\u1ed9t b\u00ean c\u1ee7a n\u00f3 c\u00f3 th\u1ec3 kh\u00f4ng c\u00f2n \u0111\u1ecdc \u0111\u01b0\u1ee3c n\u1eefa, b\u1ea1n c\u00f3 th\u1ec3 th\u1ea5y lo\u1ea1i c\u1ea7u dao \u0111\u00f3 b\u1eb1ng c\u00e1ch nh\u00ecn v\u00e0o ch\u00ednh c\u1ea7u dao:<\/p>\n

    \n
  • \u0110o chi\u1ec1u r\u1ed9ng: B\u1ea1n c\u00f3 \u0111ang ki\u1ec3m tra \u0111\u1ed9 d\u00e0y \u0111\u1ea7y \u0111\u1ee7 1 inch cho m\u1ed7i c\u1ef1c kh\u00f4ng? N\u1ebfu c\u00f3, b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n c\u00f3 th\u1ec3 l\u00e0 THQL ho\u1eb7c TQDL. \u0110\u1ed9 d\u00e0y \u00bd inch cho m\u1ed7i c\u1ef1c ch\u1ec9 ra THQP.<\/li>\n
  • Ki\u1ec3m tra c\u00e1ch k\u1ebft n\u1ed1i \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n v\u1edbi bus c\u1ea7u dao. N\u1ebfu c\u00f3 m\u1ed9t k\u1eb9p kim lo\u1ea1i g\u1eafn v\u00e0o l\u01b0\u1ee1i c\u1ea7u dao, \u0111\u00f3 l\u00e0 c\u1ea7u dao ki\u1ec3u c\u1eafm v\u00e0o (V\u00ed d\u1ee5, THQL v\u00e0 THQP). N\u1ebfu c\u00f3 m\u1ed9t \u0111\u1ea7u n\u1ed1i v\u00edt ho\u1eb7c \u0111\u1ea7u n\u1ed1i \u0111\u01b0\u1ee3c b\u1eaft v\u00e0o bus c\u1ea7u dao th\u00ec \u0111\u00f3 l\u00e0 c\u1ea7u dao ki\u1ec3u b\u1eaft v\u00edt (V\u00ed d\u1ee5, TQDL v\u00e0 THQB).<\/li>\n
  • Ki\u1ec3m tra nh\u00e3n b\u1ea3ng \u0111i\u1ec7n c\u1ee7a b\u1ea1n k\u1ef9 l\u01b0\u1ee1ng \u0111\u1ec3 t\u00ecm th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt c\u1ea7u dao \u0111i\u1ec7n l\u1ef1c \u0111\u01b0\u1ee3c UL li\u1ec7t k\u00ea (\u0111\u01b0\u1ee3c li\u1ec7t k\u00ea theo series). N\u1ebfu n\u00f3 ch\u1ec9 ra \u201cGE THQL\/THQP\u201d th\u00ec b\u1ea1n \u0111\u00e3 c\u00f3 c\u00e2u tr\u1ea3 l\u1eddi ngay t\u1ea1i \u0111\u00e2y!<\/li>\n
  • X\u00e1c \u0111\u1ecbnh s\u1ed1 l\u01b0\u1ee3ng c\u1ef1c v\u00e0 ampe: V\u00ed d\u1ee5, m\u1ed9t c\u1ea7u dao \u0111\u01a1n c\u1ef1c 20 ampe k\u1ebft th\u00fac v\u1edbi m\u1ed9t m\u00e3 nh\u1eadn d\u1ea1ng \u201c120\u201d ch\u1ec9 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh b\u1edfi kh\u1ea3 n\u0103ng d\u1eabn \u0111i\u1ec7n c\u1ee7a n\u00f3 (ho\u1eb7c c\u00f4ng su\u1ea5t d\u00f2ng \u0111i\u1ec7n). S\u1eed d\u1ee5ng s\u1ed1 nh\u1eadn d\u1ea1ng \u0111\u1ea3m b\u1ea3o r\u1eb1ng c\u1ea7u dao s\u1ebd k\u1ebft n\u1ed1i \u0111\u00fang c\u00e1ch trong b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n GE. C\u1ea7u dao c\u1ee7a \u0111\u1ed1i th\u1ee7 kh\u00f4ng bao gi\u1edd n\u00ean \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n GE v\u00ec m\u1eb7c d\u00f9 n\u00f3 v\u1eeba v\u1eb7n v\u1ec1 m\u1eb7t c\u01a1 h\u1ecdc (v\u1ec1 m\u1eb7t v\u1eadt l\u00fd), nh\u01b0ng n\u00f3 kh\u00f4ng \u0111\u00e1p \u1ee9ng y\u00eau c\u1ea7u UL Listing.<\/li>\n<\/ul>\n

    C\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p<\/h2>\n

    L\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh lo\u1ea1i c\u1ea7u dao GE?<\/h3>\n

    Ki\u1ec3m tra nh\u00e3n \u1edf b\u00ean c\u1ea1nh c\u1ea7u dao GE \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh lo\u1ea1i c\u1ea7u dao. M\u00e3 lo\u1ea1i l\u00e0 s\u1ef1 k\u1ebft h\u1ee3p c\u1ee7a c\u00e1c ch\u1eef c\u00e1i tr\u01b0\u1edbc s\u1ed1, v\u00ed d\u1ee5: THQL1120. N\u1ebfu nh\u00e3n \u0111\u00e3 b\u1ecb g\u1ee1 b\u1ecf, h\u00e3y \u0111o chi\u1ec1u r\u1ed9ng c\u1ee7a m\u1ed7i c\u1ef1c; ho\u1eb7c 1\u2033 cho k\u00edch th\u01b0\u1edbc \u0111\u1ea7y \u0111\u1ee7 n\u01a1i n\u00f3 c\u1eafm v\u00e0o thanh bus ho\u1eb7c 1\/2\u2033 cho ki\u1ec3u song song n\u01a1i n\u00f3 \u0111\u01b0\u1ee3c b\u1eaft v\u00e0o thanh bus. C\u0169ng lu\u00f4n ki\u1ec3m tra gi\u1eefa c\u1ea7u dao v\u00e0 nh\u00e3n b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n n\u1eb1m b\u00ean trong c\u1eeda, \u0111\u1ec3 t\u00ecm hi\u1ec3u lo\u1ea1i c\u1ea7u dao n\u00e0o l\u00e0 ch\u1ea5p nh\u1eadn \u0111\u01b0\u1ee3c cho b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n \u0111\u00f3.<\/p>\n

    C\u00e1c ch\u1eef c\u00e1i tr\u00ean c\u1ea7u dao c\u00f3 \u00fd ngh\u0129a g\u00ec?<\/h3>\n

    S\u1ed1 m\u00f4 h\u00ecnh c\u1ee7a c\u1ea7u dao cho th\u1ea5y k\u00edch th\u01b0\u1edbc khung, series c\u1ee7a nh\u00e0 s\u1ea3n xu\u1ea5t, ph\u01b0\u01a1ng ph\u00e1p l\u1eafp \u0111\u1eb7t v\u00e0 x\u1ebfp h\u1ea1ng ng\u1eaft. C\u00e1c ch\u1eef c\u00e1i tr\u00ean c\u1ea7u dao GE cho th\u1ea5y r\u1eb1ng \u201cTH\u201d ch\u1ec9 \u0111\u1ecbnh m\u1ed9t gia \u0111\u00ecnh khung t\u1eeb t\u00ednh nhi\u1ec7t, \u201cQ\u201d l\u00e0 series Q-Line, \u201cL\u201d l\u00e0 lo\u1ea1i c\u1eafm v\u00e0o, \u201cP\u201d ch\u1ec9 \u0111\u1ecbnh m\u1ed9t n\u1eeda chi\u1ec1u r\u1ed9ng ki\u1ec3u song song, \u201cD\u201d ch\u1ec9 \u0111\u1ecbnh m\u1ed9t ki\u1ec3u b\u1eaft v\u00edt v\u00e0 ch\u1eef \u201cH\u201d th\u1ee9 hai tr\u01b0\u1edbc \u201cQ\u201d c\u00f3 ngh\u0129a l\u00e0 s\u1ebd c\u00f3 kh\u1ea3 n\u0103ng ng\u1eaft cao h\u01a1n 22 ho\u1eb7c 25 kA, v\u00ed d\u1ee5 nh\u01b0 THHQL.<\/p>\n

    S\u1ef1 kh\u00e1c bi\u1ec7t gi\u1eefa GE THQP v\u00e0 THQL l\u00e0 g\u00ec?<\/h3>\n

    GE THQP & THQL kh\u00e1c nhau v\u1ec1 k\u00edch th\u01b0\u1edbc v\u00e0 c\u00e1ch s\u1eed d\u1ee5ng. THQP c\u00f3 th\u1ec3 c\u00f3 t\u1edbi hai c\u1ef1c \u0111\u1ed9c l\u1eadp trong m\u1ed9t khe; THQL s\u1ebd chi\u1ebfm to\u00e0n b\u1ed9 chi\u1ec1u r\u1ed9ng c\u1ee7a khe \u0111\u00f3. B\u1ea1n s\u1ebd kh\u00f4ng s\u1eed d\u1ee5ng c\u1ea7u dao THQP tr\u1eeb khi ch\u00fang d\u00e0nh cho c\u00e1c khe \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 ch\u1ea5p nh\u1eadn ch\u00fang. THQL c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng t\u1ea5t c\u1ea3 c\u00e1c khe Q-Line c\u1ee7a GE. C\u1ea3 hai \u0111\u1ec1u \u0111\u01b0\u1ee3c x\u1ebfp h\u1ea1ng \u1edf kh\u1ea3 n\u0103ng ng\u1eaft 10kA.<\/p>\n

    C\u00f3 4 ph\u00e2n lo\u1ea1i c\u1ea7u dao l\u00e0 g\u00ec?<\/h3>\n

    C\u00e1c c\u1ea7u dao th\u01b0\u1eddng \u0111\u01b0\u1ee3c ph\u00e2n lo\u1ea1i d\u1ef1a tr\u00ean b\u1ed1n \u0111\u1eb7c \u0111i\u1ec3m c\u01a1 b\u1ea3n: lo\u1ea1i \u0111i\u1ec7n \u00e1p (\u0111i\u1ec7n \u00e1p th\u1ea5p, \u0111i\u1ec7n \u00e1p trung b\u00ecnh ho\u1eb7c \u0111i\u1ec7n \u00e1p cao); lo\u1ea1i m\u00f4i tr\u01b0\u1eddng d\u1eadp h\u1ed3 quang \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng (kh\u00f4ng kh\u00ed, ch\u00e2n kh\u00f4ng, d\u1ea7u ho\u1eb7c kh\u00ed SF6); lo\u1ea1i l\u1eafp \u0111\u1eb7t (c\u1eafm v\u00e0o, g\u1eafn b\u1eb1ng bu l\u00f4ng ho\u1eb7c k\u00e9o ra); v\u00e0 lo\u1ea1i c\u01a1 ch\u1ebf ho\u1ea1t \u0111\u1ed9ng (nhi\u1ec7t t\u1eeb, ch\u1ec9 t\u1eeb ho\u1eb7c trip \u0111i\u1ec7n t\u1eed). Trong s\u1ed1 c\u00e1c ti\u00eau ch\u00ed ph\u00e2n lo\u1ea1i n\u00e0y, ti\u00eau ch\u00ed c\u00f3 \u00fd ngh\u0129a nh\u1ea5t cho c\u00e1c d\u00f2ng c\u1ea7u dao d\u00e2n d\u1ee5ng do m\u1ed9t nh\u00e0 s\u1ea3n xu\u1ea5t duy nh\u1ea5t nh\u01b0 GE s\u1ea3n xu\u1ea5t s\u1ebd l\u00e0 k\u00edch th\u01b0\u1edbc khung v\u00e0 ki\u1ec3u l\u1eafp \u0111\u1eb7t m\u00e0 k\u00fd hi\u1ec7u ch\u1eef c\u00e1i ch\u1ec9 \u0111\u1ecbnh tr\u1ef1c ti\u1ebfp.<\/p>\n

    B\u1eb1ng c\u00e1ch \u00e1p d\u1ee5ng k\u1ef9 thu\u1eadt gi\u1ea3i m\u00e3 \u0111\u00fang cho k\u00fd hi\u1ec7u ch\u1eef c\u00e1i tr\u00ean m\u1ed9t c\u1ea7u dao GE, b\u1ea1n c\u00f3 th\u1ec3 nhanh ch\u00f3ng chuy\u1ec3n \u0111\u1ed5i m\u1ed9t lo\u1ea1t c\u00e1c ch\u1eef c\u00e1i g\u00e2y nh\u1ea7m l\u1eabn th\u00e0nh th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt ch\u00ednh x\u00e1c cho c\u1ea7u dao \u0111\u00f3. K\u00fd hi\u1ec7u ch\u1eef c\u00e1i cho m\u1ed7i c\u1ea7u dao (v\u00ed d\u1ee5: THQP115 cho b\u1ea3ng \u0111i\u1ec7n d\u00e2n d\u1ee5ng, TQDL cho b\u1ea3ng th\u01b0\u01a1ng m\u1ea1i, v\u00e0 THHQL cho \u1ee9ng d\u1ee5ng c\u00f4ng nghi\u1ec7p) cung c\u1ea5p cho b\u1ea1n th\u00f4ng s\u1ed1 ch\u00ednh x\u00e1c v\u1ec1 m\u1ee5c \u0111\u00edch c\u1ee7a c\u1ea7u dao c\u1ee5 th\u1ec3 \u0111\u00f3 v\u00e0 v\u1ecb tr\u00ed c\u1ee7a n\u00f3 trong gia \u0111\u00ecnh c\u1ea7u dao. Khi mua c\u1ea7u dao GE, h\u00e3y ch\u1eafc ch\u1eafn kh\u1edbp lo\u1ea1i c\u1ea7u dao v\u1edbi nh\u00e3n tr\u00ean b\u1ea3ng \u0111i\u1ec7n c\u1ea7u dao; kh\u00f4ng tr\u1ed9n l\u1eabn c\u00e1c c\u1ea7u dao t\u1eeb c\u00e1c d\u00f2ng kh\u00e1c nhau; v\u00e0 khi b\u1ea1n kh\u00f4ng ch\u1eafc ch\u1eafn v\u1ec1 lo\u1ea1i c\u1ea7u dao, h\u00e3y x\u00e1c minh v\u1edbi m\u1ed9t nh\u00e0 cung c\u1ea5p hi\u1ec3u bi\u1ebft v\u1ec1 quy \u01b0\u1edbc \u0111\u1eb7t t\u00ean c\u1ee7a GE. C\u00f3 th\u00f4ng tin n\u00e0y s\u1ebd gi\u00fap b\u1ea1n nhanh ch\u00f3ng xem x\u00e9t nh\u00e3n tr\u00ean c\u00e1c c\u1ea7u dao GE c\u1ee7a b\u1ea1n \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o h\u1ec7 th\u1ed1ng c\u1ee7a b\u1ea1n v\u1eabn an to\u00e0n, tu\u00e2n th\u1ee7 v\u00e0 ho\u1ea1t \u0111\u1ed9ng m\u00e0 kh\u00f4ng c\u00f3 s\u1ef1 c\u1ed1 b\u1ea5t ng\u1edd.<\/p>","protected":false},"excerpt":{"rendered":"

    When you have been in front of a panel of electricity, looking for the circuit breaker that has burnt out, you have likely noticed some letters THQP, THQL, TQDL, and wondered what they actually mean. The letter designations used by GE on their circuit breakers are NOT random, but are, in fact, a shorthand code […]<\/p>\n","protected":false},"author":1,"featured_media":2677,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_gspb_post_css":"","footnotes":""},"categories":[1],"tags":[],"class_list":["post-2676","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blogs"],"blocksy_meta":[],"_links":{"self":[{"href":"https:\/\/huyuglobal.com\/vi\/wp-json\/wp\/v2\/posts\/2676","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/huyuglobal.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/huyuglobal.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/huyuglobal.com\/vi\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/huyuglobal.com\/vi\/wp-json\/wp\/v2\/comments?post=2676"}],"version-history":[{"count":1,"href":"https:\/\/huyuglobal.com\/vi\/wp-json\/wp\/v2\/posts\/2676\/revisions"}],"predecessor-version":[{"id":2680,"href":"https:\/\/huyuglobal.com\/vi\/wp-json\/wp\/v2\/posts\/2676\/revisions\/2680"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/huyuglobal.com\/vi\/wp-json\/wp\/v2\/media\/2677"}],"wp:attachment":[{"href":"https:\/\/huyuglobal.com\/vi\/wp-json\/wp\/v2\/media?parent=2676"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/huyuglobal.com\/vi\/wp-json\/wp\/v2\/categories?post=2676"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/huyuglobal.com\/vi\/wp-json\/wp\/v2\/tags?post=2676"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}