Cm1 Moulded Case Circuit Breaker Knm1 with Good Metal Parts Have Ce CB IEC/En Certificate

• Breaking Capacity: Low Voltage Circuit Breakers
• Operation: Electric Type
• Speed: Normal Type Circuit Breaker
• Arc-extinguishing Medium: Air
• Installation: Fixed
• Structure: Moulded Case Circuit Breaker
• Model NO.: KNM1
• Poles Number: 3p 4p
• Type: Circuit Breaker
• Function: Conventional Circuit Breaker, Circuit-Breaker Failure Protection, Overcurrent Protection
• Certification: ISO9001-2000, CE, CB, CCC
• Rated Working Current: 16A to 800A
• Production Standard: IEC60947-2;GB14048.2
• Rated Working Voltage: 690V and Below
• ISO: ISO9001 ISO14001
• Transport Package: Carton
• Specification: 3P, 4P
• Trademark: KORLEN
• Origin: Wenzhou; Zhejiang; China
• HS Code: 8536200000
• Production Capacity: 500000PCS/Year

Product Description

The rated insulation voltage of this circuit breaker is 750V which is applicable for theelectricity distribution net of AC 50Hz, rated working voltage 690V and below, rated workingcurrent from 6A to 630A. It is used to distribute electric power and protect the line and poweapparatus from being overload and short-circuit protection of the motor. This circuit breaker can be installed vertically and horizontally. This product complies with standard IEC60947-2, GB14048.2

No.	Testing current name	I/In	Assumed time	Starting situation
1	Assumed untripping current	1.05	2h(In> 63A), 1h(In≤ 63A)	Cold state
2	Assumed tripping current	1.30	2h(In> 63A), 1h(In≤ 63A)	Start right after the number 1 test