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MCB 10kA 125A High Current Miniature Circuit Breaker

Name: MCB 10kA 125A High Current Miniature Circuit Breaker
Brand: ETEK
SKU: 00737
Rating: 4.1 (419 reviews)

The EKM3-125H is a high-current circuit breaker designed to handle demanding electrical environments. With a 125A rating, it is well-suited for high-voltage load applications and provides robust protection and control for high-current loads. This makes it an ideal choice for industrial settings and large-scale construction projects where reliable performance is critical.

● Standard: IEC60898-1, IEC60947-2
● Type of trip: Thermo-magnetic
● Rated current: 80~125A
● Rated voltage: 230/400V~240/415V
● Number of poles: 1P,2P,3P,4P,1P+N,3P+N
● Rated short-circuit breaking capacity: 6kA,10kA
● Tripping curve: C, D
● Ambient air temperature: -25...+40 ºC
● Connection: From top and bottom
● Certificates: CE, CB, UKCA

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Tags: 10kA breaking capacity 125A MCB

MCB 10kA 125A High Current Miniature Circuit Breaker

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Porduct Overview

Technical parameters

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Porduct Overview

The EKM3-125H is a high-current circuit breaker designed to handle demanding electrical environments. With a 125A rating, it is well-suited for high-voltage load applications and provides robust protection and control for high-current loads. This makes it an ideal choice for industrial settings and large-scale construction projects where reliable performance is critical.

Technical parameters

Technical Data

Standard	IEC/EN60898-1	IEC/EN60947-2
Protection	Overcurrent and short circuit
Type of trip	Thermo-magnetic
Rated Current In	80,100,125A
Poles	1P, 1P+N, 2P, 3P,3P+N, 4P
Rated voltage Ue	240/415V~
Rated frequency	50/60Hz
Rated breaking capacity	6,000A	10,000A
Rated impulse withstand voltage (1.2/50) Uimp	4,000V
Dielectric test voltage at ind. Freq. for 1 min	2kV
Thermal release characteristic	(1.13-1.45) x In	(8-12) x In
Magnetic release characteristic	C:(5-10) x In, D:(10-20) x In
Electrical life	4,000 Cycles
Mechanical life	10,000 Cycles
Contact position indicator	Yes
Protection degree	IP20
Ambient temperature (with daily average≤35℃)	-5℃~+40℃, Max. 95%humidity
Terminal connection type	Cable/Pin-type busbar
Max. terminal size for cable	50mm²
Max. tightening torque	3.5N.m
Installation	Mounting on 35mm Din rail
Connection	From top and bottom

Dimensions

Circuit Diagram

ETEK MCB Circuit Diagram

Installation size

ETEK High Current 10kA MCB EKM3-125H

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Porduct Overview

Technical parameters

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MCB 10kA 125A High Current Miniature Circuit Breaker

MCB 10kA 125A High Current Miniature Circuit Breaker

Porduct Overview