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Cjm3-400 3p Compact DIN Rail Moulded Case Circuit Breaker MCCB

Kev Piav Qhia Luv:

CJMM1 Series Molded case circuit breakers yog cov khoom siv tiv thaiv hluav taws xob uas tsim los tiv thaiv lub voj voog hluav taws xob ntawm cov hluav taws xob ntau dhau. Cov hluav taws xob ntau dhau no tuaj yeem tshwm sim vim muaj kev thauj khoom ntau dhau lossis luv luv. Cov molded case circuit breakers tuaj yeem siv rau ntau yam voltages thiab frequencies nrog rau qhov txwv qis thiab siab dua ntawm kev hloov kho qhov chaw. Ntxiv nrog rau cov txheej txheem tripping, MCCBs kuj tseem tuaj yeem siv ua cov hloov pauv txiav tes thaum muaj xwm txheej ceev lossis kev ua haujlwm txij nkawm. MCCBs tau raug qauv thiab kuaj rau overcurrent, voltage surge, thiab kev tiv thaiv qhov txhaum kom ntseeg tau tias muaj kev nyab xeeb ua haujlwm hauv txhua qhov chaw thiab daim ntawv thov. Lawv ua haujlwm zoo li lub qhov hloov rov pib dua rau lub voj voog hluav taws xob kom txiav lub zog thiab txo qhov kev puas tsuaj los ntawm kev thauj khoom ntau dhau, av txhaum, luv luv, lossis thaum tam sim no tshaj qhov txwv tam sim no.


Cov Khoom Qhia Txog Khoom

Cov Cim Npe Khoom

Qauv Khoom

CJ: Tus lej lag luam
M: Lub tshuab hluav taws xob uas muaj pwm
1: Tsim Tsis Muaj
□: Tam sim no ntsuas ntawm tus ncej
□: Tus lej cim qhia txog lub peev xwm tawg / S qhia txog hom txheem (S tuaj yeem tsis suav nrog) H qhia txog hom siab dua

Lus Cim: Muaj plaub hom ncej nruab nrab (N ncej) rau plaub theem khoom. Lub ncej nruab nrab ntawm hom A tsis muaj qhov over-current tripping element, nws ib txwm qhib, thiab nws tsis qhib lossis kaw ua ke nrog lwm peb ncej.
Tus ncej nruab nrab ntawm hom B tsis muaj qhov khoom siv hluav taws xob ntau dhau, thiab nws tau qhib lossis kaw ua ke nrog peb lwm tus ncej (tus ncej nruab nrab tau qhib ua ntej raug kaw) Tus ncej nruab nrab ntawm hom C muaj qhov khoom siv hluav taws xob ntau dhau, thiab nws tau qhib lossis kaw ua ke nrog peb lwm tus ncej (tus ncej nruab nrab tau qhib ua ntej raug kaw) Tus ncej nruab nrab ntawm hom D muaj qhov khoom siv hluav taws xob ntau dhau, nws ib txwm qhib thiab tsis tau qhib lossis kaw ua ke nrog peb lwm tus ncej.

 

Kev faib tawm

  • Los ntawm kev tawg peev xwm: ib hom txheem (hom S) b siab dua tawg peev xwm hom (hom H)
  • Los ntawm hom kev sib txuas: kev sib txuas pem hauv ntej ntawm lub rooj tsavxwm, kev sib txuas rov qab ntawm lub rooj tsavxwm, hom plugin
  • Los ntawm hom kev ua haujlwm: kev ua haujlwm kov ncaj qha, b kev ua haujlwm kov tig, c kev ua haujlwm hluav taws xob
  • Los ntawm tus naj npawb ntawm cov ncej: 1P, 2P, 3P, 4P
  • Los ntawm cov khoom siv: lub tswb ceeb toom, kev sib cuag pabcuam, kev tso tawm shunt, kev tso tawm hauv qab voltage

 

Kev Pabcuam Ib Txwm Muaj

  • Qhov siab ntawm qhov chaw teeb tsa yuav tsum tsis pub tshaj 2000m
  • Qhov kub ntawm huab cua ib puag ncig
  • Qhov kub ntawm huab cua yuav tsum tsis pub tshaj + 40 ℃
  • Tus nqi nruab nrab yuav tsum tsis pub tshaj + 35 ℃ nrog rau hauv 24 teev
  • Qhov kub ntawm huab cua yuav tsum tsis pub tsawg dua -5 ℃
  • Qhov xwm txheej huab cua:
  • 1. Cov av noo ntawm huab cua yuav tsum tsis pub tshaj 50% ntawm qhov kub siab tshaj plaws ntawm +40 ℃, thiab nws tuaj yeem siab dua lossis qis dua qhov kub, thaum qhov kub qis tshaj plaws ntawm lub hli ntub tshaj plaws tsis pub tshaj 25 ℃ tuaj yeem yog 90%, kev ua kom cov dej noo ntawm cov khoom nto vim qhov kub hloov pauv yuav tsum tau coj los xav.
  • Qib kev ua qias tuaj yog chav kawm 3

 

Cov Txheej Txheem Tseem Ceeb

1 Tus nqi ntsuas ntawm cov khoom siv hluav taws xob
Qauv Imax (A) Cov Lus Qhia Tshwj Xeeb (A) Rated Operation Voltage (V) Rated Insulation Voltage (V) Icu (kA) Ics (kA) Tus naj npawb ntawm cov ncej (P) Arcing Nrug (hli)
CJMM1-63S 63 6,10,16,20
25, 32, 40,
50,63
400 500 10* 5* 3 ≤50
CJMM1-63H 63 400 500 15* 10* 3,4
CJMM1-100S 100 16, 20, 25, 32
40, 50, 63,
80,100
690 800 35/10 22/5 3 ≤50
CJMM1-100H 100 400 800 50 35 2,3,4
CJMM1-225S 225 100,125,
160,180,
200,225
690 800 35/10 25/5 3 ≤50
CJMM1-225H 225 400 800 50 35 2,3,4
CJMM1-400S 400 225,250,
315,350,
400
690 800 50/15 35/8 3,4 ≤100
CJMM1-400H 400 400 800 65 35 3
CJMM1-630S 630 400,500,
630
690 800 50/15 35/8 3,4 ≤100
CJMM1-630H 630 400 800 65 45 3
Lus Cim: Thaum cov kev ntsuas ntsuas rau 400V, 6A yam tsis muaj cua sov tso tawm
2 Lub sijhawm rov ua haujlwm tawg thaum txhua tus ncej ntawm kev tso tawm overcurrent rau kev faib hluav taws xob tau qhib rau tib lub sijhawm
Yam khoom ntawm qhov kev sim Tam sim no (I/Hauv) Thaj chaw sim sijhawm Lub xeev pib
Tam sim no tsis yog tripping 1.05In 2 teev (n> 63A), 1 teev (n < 63A) Lub xeev txias
Tam sim no tripping 1.3In 2 teev (n> 63A), 1 teev (n < 63A) Ua mus tam sim ntawd
tom qab qhov kev xeem No.1
3 Lub sijhawm rov ua haujlwm tawg thaum txhua tus ncej ntawm over-
tam sim no tso tawm rau kev tiv thaiv lub cev muaj zog tau muab hluav taws xob rau tib lub sijhawm.
Teem Tam Sim No Lub Sijhawm Ib Txwm Muaj Lub Xeev Pib Lus Cim
1.0 Hauv >2 teev Xeev Txias
1.2 nti ≤2h Tau ua tiav tam sim ntawd tom qab qhov kev xeem No.1
1.5 nti ≤4 feeb Xeev Txias 10≤Hauv≤225
≤8 feeb Xeev Txias 225≤Hauv≤630
7.2 nti 4s≤T≤10s Xeev Txias 10≤Hauv≤225
6s≤T≤20s Xeev Txias 225≤Hauv≤630
4 Tus yam ntxwv ua haujlwm tam sim ntawd ntawm lub tshuab hluav taws xob rau kev faib hluav taws xob yuav tsum teeb tsa ua 10in + 20%, thiab ib qho ntawm lub tshuab hluav taws xob rau kev tiv thaiv lub cev muaj zog yuav tsum teeb tsa ua 12ln ± 20%

  • Yav dhau los:
  • Tom ntej no:

  • Sau koj cov lus ntawm no thiab xa tuaj rau peb