EKM6-630H 630A Advanced Circuit Breaker for High-Demand Industrial Applications

Standard: IEC60947-2

Poles: 3P

Frame Current: 630A

Rated Current: 400,500,630A

Rated voltage: 800/1000/1140V

Rated insulation voltage: 1250V

Rated impulse withstand voltage: 12kV

Trip unit technology: Thermal-magnetic

Ambient Temperature: -25...+40 ºC

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Product Introduction

EKM6-630H is a high-capacity Moulded Case Circuit Breaker designed for large industrial power systems. With a 630A frame rating and adjustable settings from 400A to 630A, it offers flexible protection for high-power applications.

It features a breaking capacity of 50kA at 800V, 20kA at 1000V, and 15kA at 1140V, ensuring robust fault protection. Its 1250V insulation voltage provides enhanced reliability in demanding environments.

Compliant with IEC60947-2 standards, this 3-pole breaker employs advanced thermal-magnetic trip technology, operating reliably from -25°C to +40°C. Built for durability, it supports 20,000 mechanical and 1,500 electrical operations, making it ideal for power generation, manufacturing, and data centers requiring reliable high-current protection.

Product Parameters

Model		EKM6-630H
Ampere frame (Inm)		630A
Rated current (In)		400,500,630A
Rated insulation voltage (Ui)		1250V
Rated impulse withstand voltage (Uimp)		12kV
Rated operational voltage (Ue)		800V, 1000V, 1140V
Rated ultimate short-circuit Breaking capacity (Icu) kA	800V	50
	1000V	20
	1140V	15
Rated service short-circuit breaking capacity (Ics) kA	800V	37.5
	1000V	15
	1140V	15
Isolation function		Available
Utilization category		Cat.A
Type of trip unit		Thermal-Magnetic
Mechanical life (Times)		20000
Electrical life (Times)		1500

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