KNM5-RT Series High Quality Fixed Moulded Case Circuit Breaker

KNM5-RT series moulded case circuit breaker insulation voltage of this circuit breaker is 690V which is applicable for the electricity distribution net of AC 50Hz, rated working voltage 600V and at rated working current to 250A, for occasional operating or electro motor starting.

Product Details Company Profile

Description

Model NO.: KNM5-RT Series
Operation: Manual Type
Arc-extinguishing Medium: Air
Structure: Moulded Case Circuit Breaker
Type: Circuit Breaker
Certification: CE
Specification: CE

Breaking Capacity: High Voltage Circuit Breakers
Speed: Normal Type Circuit Breaker
Installation: Fixed
Poles Number: 3
Function: Overcurrent Protection
Trademark: KORLEN
Origin: Wenzhou; Zhejiang; China

The company independently design and develop KNM5-RT series adjustable moulded case circuit breaker based on KNM5, according to market needs. KNM5-RT series moulded case circuit breaker insulation voltage of this circuit breaker is 690V which is applicable for the electricity distribution net of AC 50Hz, rated working voltage 600V and at rated working current to 250A, for occasional operating or electro motor starting.

This device contains protection device against over-load, short circuit and under-voltage, and prevents circuits and power equipment from damage.

This product is in conformity with IEC60947-2 and GB14048.2 standards.

No.	Testing current name	I/In		Assumed time		Starting situation
1	Assumed un- tripping current	1.05		2h(In>63A)		Cold state
2	Assumed tripping current	1.30		2h(In>63A)		Start right after the number 1 test
CP series					KNM5-150		KNM5-200	KNM5-250
Rated current In(A)					150		200	250
Scale of adjustable rated current					150~250		150~200	200~250
Rated voltage(V)					AC600		AC600	AC600
Rated insulation voltage(V)					690		690	690
Ultimate short-circuit breaking capacity lcu(KA) AC 50/60Hz			AC230V		30/15		30/15	30/15
			AC400V		18/9		18/9	18/9
			AC440V		15/8		15/8	15/8
			AC500V		10/5		10/5	10/5
Standards IEC60947-2 GB14048.2
			a		105		105	105
			b		165		165	165
			c		68		68	68
			d		90		90	90