High Quality Compact MCCB Circuit Breaker KNM5

High Quality Compact MCCB Circuit Breaker KNM5

KNM5 series moulded case crcut breakerthe rated insulafon wlage of the circuitbreakerisupto 1000V.Itissutable forAC 50Hz,ratedworking voltape to 690Y,rated wokding curent 10Ato 800Ain the dsthbution nahwork chrut,used to distibute power and protect the lne andpower eaupment from overoad.short circui,ow Damage to wolzge and otter fauts.At the same time,it can also be used as he initial infrequentstart of the motor and overoad,short circuit and under veltage protecfion.

The crut breaker hasthe characterisics of smal slze,high breaking.shot arcng.atc.end ls an deal product forusers.The chrout braakaris instaled verticaly.

This product comples wih EC60947-2,GB14048.2 and other standards.

Basic Specification And Main Parameters

KNM5H
Frame class			125		160			250		630			800		1000			1250
ltem model			KNM5H-125		KNM5H-160			KNM5H-250		KNM5H-630			KNM5H-800		KNM5H-1000			KNM5H-1250
Rated current In(A)			10,16,20,32, 40,50,63,80, 100,125		125,140,160			160,180, 200,225, 250		250,315, 400,500, 630			500,630, 700,800,		1000			1250
Rated voltage			AC400V		AC400V			AC400V		AC400V			AC400V		AC400V			AC400V
Rated insulation voltage			AC1000V		AC1000V			AC1000V		AC1000V			AC1000V		AC1000V			AC1000V
Ultimate short-circuit breaking capacity (KA)Icu/IcsAC400V			35/25		35/25			35/25		65/50			65/50		65/50			65/50
Electrical life/Mechanical life			3000/10000		3000/10000			3000/10000		3000/10000			3000/10000		1500/8000			1500/8000
Outline dimensions (mm)	2P		50-130-68		60-155-88
	3P		75-130-68		90-155-88			105-165-88		140-257-103			210-275-103		210-275-103			210-275-103
	4P		100-130-68		120-155-88			140-165-88		184-257-103			280-275-103		280-275.5-103			280-275.5-103
KNM5E
Frame class				160					250				630			800
Item model				KNM5E-160					KNM5E-250				KNM5E-630			KNM5E-800
Rated current In(A)				10,16,20,32,40,50, 63,80,100,125,140,160					100,125,140,160, 180,200,225,250				250,315,350,400,500,630			500,630,700,800
Rated voltage				AC400V					AC400V				AC400V			AC400V
Rated insulation voltage				AC1000V					AC1000V				AC1000V			AC1000V
UItimate short-circuit breaking capacity(KA)Icu/lcs AC400V				35/25					35/25				65/50			65/50
Electrical life				3000					3000				3000			1500
Mechanical life				10000					10000				10000			10000
Outline dimensions (mm)		3P		90-155-88					105-165-88				140-257-103			210-257-103
		4P		120-155-88					140-165-88				185-257-103			280-257-103
KNM5LY
Frame class				125			160				250			630			800
ltem model				KNM5LY-125			KNM5LY-160				KNM5LY-250			KNM5LY-630			KNM5LY-800
Rated current In(A)				10,16,20,32,40,50, 63,80,100,125			10,16,20,32,40,50,63, 80,100,125,140,160				100,125,140,160, 180,200,225,250			250,315,350, 400,500,630			500,630,700,800
Rated voltage				AC400V			AC400V				AC400V			AC400V			AC400V
Rated insulation voltage				AC690V			AC690V				AC690V			AC690V			AC690V
Ultimate short-circuit breaking capacity(KA)Icu/lcsAC400V				35/25			35/25				35/25			65/50			65/50
Electrical life				3000			3000				3000			3000			1500
Mechanical life				10000			10000				10000			10000			10000
Rated residual operationcurrent (I△n)	Undelay			30,100,500(Adjustable)
	Delay			100,300,500(Adjustable)
Maxim breaking time(s)	Undelay			0.1
	Delay(2I△n)			0.45,1.0,2.0(Adjustable)
Outline dimensions(mm)	3P			75-130-68			90-155-88				105-165-88			105-165-88			210-275-103
	4P			100-130-68			120-155-88				140-165-88			140-165-88			280-275-103
KNM5RT
Frame class			125			160			250			400		630			800
ltem model			KNM5RT-125			KNM5RT-160			KNM5RT-250			KNM5RT-400		KNM5RT-630			KNM5RT-800
Rated current In(A)			10,16,20,32,40,50, 63,80,100,125			125,140,160			160,180, 200,225,250			250,315,350,400		500,630			500,630,700,800
Rated voltage			AC400V			AC400V			AC400V			AC400V		AC400V			AC400V
Rated insulation voltage			AC1000V			AC1000V			AC1000V			AC1000V		AC1000V			AC1000V
Ultimate short-circuit breaking capacity(KA)lcu/lcsAC400V			35/25			35/25			35/25			65/50		65/50			65/50
Electrical life			3000			3000			3000			2000		2000			1500
Mechanical life			10000			10000			10000			10000		10000			10000
Adjustable range of thermal overload			0.85-1.0ln
Adjustable range of magnetic trip			5-10ln
Outline dimensions(mm)	3P		70-130-68			90-155-88						105-165-88		140-257-103			210-275-103
	4P		100-130-68			120-155-88						140-165-88		184-257-103			280-275-103