CMTM3 series moulded case circuit breaker is applicable for rated insulation voltage 400/415/660/690/800/1000V , AC50/60Hz, Rated voltage 690V and below and rated current from 10A-800A. It has the feature of compact structure, small size, high breaking capacity, short electric arc, and complete internal and external accessories CMTM3 MCCB has the function of overload, short circuit and under-voltage protection, can protect the line and power supply device from damage. The product conforms with the standard of IEC60947-2
Frame current Inm(A)
400
Model NO.
CMTM3- 400L
CMTM3- 400M
CMTM3- 400H
Rated Current ln(A)
225,250,315,350,400
Poles
3
3
4
3
Rated Insulation voltage Ui (V)
1000
Rated impulse withstand voltage Uimp (V)
1200
Rated Voltage Ue (V)
AC400V/690V AC800V/1000V
Distance of ARC (mm)
≤50
Rated ultimated short circuit breaking capacity lcu (KA)
AC400V
50
65
100
AC690V
/
30
30
AC800V AC1000V
/
15
15
Rated run short circuit breaking capacity lcs (KA)
AC400V
35
42
65
AC690V
/
20
20
AC800V AC1000V
/
10
10
Electric life
1000
Size
W
198
150
198
198
L
257
H
108
Shunt release
▲
under-voltage release
▲
Auxiliary contact
▲
Alarm contact
▲
motor operation mechanism
▲
Extended manual operation handle
▲
Application
The MCCB moulded case circuit breakers are professional & widely used in building, residence, industrial applications , electric power transmission.1.Rated current from 10A-1250A 2. Protection of circuits against short circuit current 3.Protection of circuits against overload current 4.Nice design and easy to install 5. Easy to install with auxiliary devices Alarm contact/Auxiliary contact/Under voltage release/Shunt release/Handle operating mechanism/ Electrical operating mechanism1. More than 10 years experience of producing MCB, MCCB, ACB, RCBO, RCCB, ATS, Contactor... etc. 2.Completed industrial chain from component production to complete products assembly, testing and under routine control. 3.With ISO 9001, ISO14001 management system certificates, the products are qualified by international certificates CCC, CE, CB. 4.Professional technical team, can provide OEM and ODM service , can supply competitive price. 5.Fast delivery time and good after-sale service.
Packaging
6 pcs per carton Dimension per outer box: 44*35*31cm
Main Market
MUTAI Electric focus on Middle East, Africa, South East Asia, South America, Russia Market.
Q & C
With ISO 9001, ISO14001 management system certificates, the products are qualified by international certificates CCC, CE, CB.
Advantage
Others
Why choose us
Curve
Outline and Installion dimension (mm)
CMTM3-400 front panel connection (3 poles , 4 poles)CMTM3-400 front panel connection (3 poles , 4 poles)