Shop the CMTM1 Series MCCB 250A Mould Case Circuit Breaker at our reliable factory. Get high-quality, reliable circuit breakers for your electrical needs.
CMTM1 series MCCB is applicable for rated insulation voltage 400V/415V/660V/690V/800V/1000V , AC50/60Hz, Rated voltage 690V and below . It has the feature of compact structure, small size, high breaking capacity, short electric arc, and complete internal and external accessories. CMTM1 MCCB has the function of overload, short circuit and under-voltage protection, can protect the line and power supply device from damage.
Frame current Inm(A)
250
Model NO.
CMTM1- 250L
CMTM1- 250M
CMTM1- 250H
Rated Current ln(A)
100,125,140,160,180,200,225,250
Poles
2
3
4
3
4
2
3
4
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
35
50
85
AC690V
/
30
30
AC800V AC1000V
/
15
15
Rated run short circuit breaking capacity lcs (KA)
AC400V
25
35
55
AC690V
/
20
20
AC800V AC1000V
/
10
10
Electric life
1000
Size
W
107
107
142
107
150
L
150
H
86
103
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. A wide range of rated current from 10A-1250A. 2. Can protect the device from short circuit current and overload current. 3. Ease of installation and maintenance: MCCBs are easy to install and maintain, with simple wiring connections and easily replaceable components. Below accessoires are available : Alarm contact/Auxiliary contact/Under voltage release/Shunt release/Handle operating mechanism/ Electrical operating mechanism
Packaging
16 pcs per carton Dimension per outer box: 37*36*25 cm
Main Market
The products are welcomed by Middle East, Africa, South East Asia, South America, Russia Market...etc
Q & C
With ISO 9001, ISO14001 management system certificates, and all products are qualified by international certificates CCC, CE, CB.
Advantage
Others
Curve
Type Designation
Outline and Installion dimension (mm)
CMTM1-250 front panel connection (3p and 4p)CMTM1-250 back panel connection (3p and 4p )