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SM4 Moulded Case Circuit Breaker

Product Detailed

1) Rated current: 3A - 250A
2) Rated voltage: 240, 415V AC
3) Pole number: 2P, 3P, 4P
4) Breaking capacity: 1.5 - 85KAh

SM4 Moulded Case Circuit Breaker Application
SM4 Moulded Case Circuit Breaker is suitable for circuit AC 50Hz/60Hz, rated voltage
up to AC 660V, Rated operating current to 800A.
It features normal structure, reliable performance, complete accessories & high breaking
capacity, used for power distribution and protecting the circuit and electrical equipment
against overload and short circuit. It complies with standard of IEC60947-2.

Specifications

Type	Rated Current(A)	Number of Poles	Rated Insulation Voltage (V)	Rated Operating Voltage (V)	Ultimate Short Circuit Breaking Capacity(KA)			Servies Short Circuit Breaking Capacity (KA)		operation performance (Endurance)			Overall Dimensions
Type	Rated Current(A)	Number of Poles	Rated Insulation Voltage (V)	Rated Operating Voltage (V)	AC380V (400)	AC660V (690)	DC250	AC380V (400)	AC660V (690	Load	Unload	L	W (3P/4P)	H
SM4-125E	12.5,16,20, 25,32,40, 50,63,80, 100,125	2P, 3P, 4P 660 380 660			15	-	-	7.5	-	3000	7000	120	76/101	70
SM4-125S	12.5,16,20, 25,32,40, 50,63,80, 100,125				25	-	20	16	-	3000	7000	120	76/101	70
SM4-160S	16,20,32, 40,50,63, 80,100, 125,160				35	8	20	18	-	4000	6000	120	90/120	70
SM4-160H	16,20,32, 40,50,63, 80,100, 125,160				50	10	40	25	-	4000	6000	120	90/120	70
SM4-250S	100,125, 160,180, 200,225, 250				35	15	40	18	-	2000	6000	170	105/140	103.5
SM4-250M					50	16	40	30	-
SM4-250H					65	18	40	48	-
SM4-400S	200,225, 250,315, 350,400				35	16	40	18	-	1000	4000	254	140/184	103.5
SM4-400M					50	20	40	30	-
SM4-400H					65	25	40	48	-
SM4-630S	400, 500, 630				50	20	40	30	-	1000	4000	268	210/280	103.5
SM4-630M					65	25	40	48	-
SM4-630H					80	30	40	60	-
SM4-800S	500, 630, 700, 800				50	40	30	20	-	1000	4000	268	210/280	103.5