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ASKM1 Thermal-Magnetic Molded Case Circuit Breaker for General Protection

ASKM1 Thermal-Magnetic Molded Case Circuit Breaker for General Protection

ASKM1 thermomagnetic molded case circuit breaker(hereinafter referred to as MCCB)is a new type of circuit breaker designed and developed by our company using international advanced technology.The rated insulation voltage of MCCB is 1000V. MCCB is suitable for the distribution network of AC50/60Hz,rated voltage 690V and below,rated curent 10A-1600A.MCCB can distribute power and protect circuits and power equipment against fauts like overload,under-voltage,short circuit and under-voltage.MCCB can also be used for infrequent switching of lines and infrequent starting of motors.The products have the characteristics of small volume,high breaking capacity,short flying arc,vibration resistant,etc.The whole series have isolation function.

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FRAME

WIRING METHOD

OPERATION METHOD

APPLICABLE STANDARDS

GB14048.2、IEC60947.2

FEATURES

Small volume, high breaking capacity, short flying arc,vibration resistant;

Reasonable structure,reliable performance,easy installation;

Extensive optional accessories,can installed on-line,meet the technical requirements of different power distribution systems.

TECHNICAL DATASHEET OFASKM1 THERMOMAGNETICNORMAL PROTECTION MOLDED CASE CIRCUIT BREAKER

Model		ASKM1-63			ASKM1-125			ASKM1-250			ASKM1-400			ASKM1-630			ASKM1-800		ASKM1-1600
Frame rating current Inm(A)		63			125			250			400			630			800		1600
No.of poles		3P/4P			3P/4P			3P/4P			3P/4P			3P/4P			3P/4P		3P/4P
Rated current In(A)		10 16 20 25 32 40 50 63			16 20 25 32 40 50 63 80 100 125			100 125 140 160 180 200 225 250			225 250 315 350 400			400 500 630			630 700 800		800 1000 1250 1600
Rated insulation voltage Ui(V)		1000V
Rated impulse withstand voltage Uimp(V)		12000V
Rated operational voltage Ue(V)		AC400V/415V AC660V/690V
Arc distance(mm)		≯50(0)**			≯50(0)**			≯50(0)**			≯100(0)**			≯100(0)**			≯100(0)**		≯100(0)**
Breaking capacity level		L	M	H	L	M	H	L	M	H	L	M	H	L	M	H	M	H	L	M	H
Ultimate short-circuit breaking capacity Icu(kA)	AC400V	25	35	50	35	50	65	35	50	65	50	65	100	50	75	100	85	100	85	85	85
Service short-circuit breaking capacity Ics(kA)	AC400V	18	22	35	22	35	50	25	35	50	35	50	65	35	65	75	75	85	65	65 65
Use category		A			A			A			A			A			A		A
Electrical service life(times of operation)	AC400V/415V	8000			8000			8000			7500			7500			7500		5000
	AC660V/690V	1500			1500			1000			1000			1000			500		500
Mechanical service life(times of operation)	without maintenance	20000			20000			20000			10000			10000			10000		8000
	with maintenance	40000			40000			40000			20000			20000			20000		16000
Outline dimensions (mm)	W(3P/4P)	78/101			92/122			107/142			150/198			182/240			210/280		210/330
	L	130			150			165			257			270			280		280
	H(includinghandle)	90			88			112			155			160			160		197.5