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Zhejiang KRIPAL Electric Co., Ltd.
Zhejiang KRIPAL Electric Co., Ltd 27 years experience in manufacturing ac contactor, rotary isolator switch, industrial plug socket, molded case circuit breaker and etc
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10kA MCB Miniature Circuit Breaker

10kA MCB Miniature Circuit Breaker

Brand Name : KRIPAL
Model Number : UKB7-3P
Certification : CE
Place of Origin : China
MOQ : 1000 pcs
Price : negotiable
Payment Terms : T/T, L/C
Supply Ability : 200000 pcs per month
Delivery Time : 20 days and depends on ordering quantity
Packaging Details : 12 poles packed in one small box and then in carton
Color : White enclosure, blue handle
Breaking capacity : 10 ka
Poles available : 1pole, 2 pole, 3 pole, 4pole
Curve : B; C; D
Range : same range as UKB7Z, UKF7, UKL7,UKB7LE,
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10 kA Mini Circuit Breaker MCB

White enclosure, blue switching handle

Brief information:

Number of Poles

3 P

Rated current :



230/400 V

Rated breaking capacity



Prevention of overload and short circuit of electrical device and circuit


1. Conforming of latest standard
2. Accurate current tripping and setting
3. High breaking capability up to 10kA
4. High current limitation capability to realize the high selection
5. Dual-thermal at the sides is suitable for the bus bar and single-core conductor
6. Wiring screw of combined channel with large torque and solid wiring and rapid wiring
7. Free incoming-line direction of power supply
8. DC mcb circuit breaker could be used at the fields such as communication or electric vehicle and so on.


B curve: mainly applied to non-sense or a sense of micro-circuit

C curve: mainly used for lighting or partial power circuit

D curve: for the partial power circuit or other strong inductive circuit


Technology Specification & Electrical Specification

Electric standard

IEC60898; GB 10963

Rated voltage

230V; 50HZ 230V/400V

Rated surplus operating current

10; 30; 100; 300mA

Selection grade


Rated braking capacity

10kA IEC898

Rated current


Tripping character

B, C, D characteristic curve

Maximum connected fuse

100A gL(> 10kA)

Work environment temperature

-5 to +40 degree

Case protection grade

IP40 after installation

Electric life

Not less than 8000 times of breaking and closing

Mechanical life

Not less than 2000 times of breaking and closing

Mechanical Parameter

Installation mode

Installation at the DIN guide rail of 35mm

Terminal block capacity

Conductor1-25mm; General thickness 0.8-2mm

The length of exposed plane


Enclosure height


Enclosure width

17.5mm every pole


Auxiliary contact


Contact with alarm indication


Shunt trip


Under voltage trip



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