STM8-63 1P,2P,3P,4P 230/400V Din Rail installation MCB Miniature Circuit Breaker 6KA

General

STM8-63 Series high breaking miniature circuit breaker has the features of structure advanced, performance reliable, breaking capacity high, appearance elegant and its shell and parts are made of material with impact resistance, strong flame-retardant feature. It is suitable to power system of AC 50/60Hz, rated voltage of 230/400V, and rated current up to 63A. It is mainly applied at office building, residence, for lighting, power distribution and overload and short circuit protection of equipment. Normally, it also can be used as the not frequent transfer of power system. It conforms to the standards IEC60898-1.

Specifications

	Standard		IEC/EN 60898-1
Electrical features	Rated current In	A	1,2,4,6,10,16,20,25,32,40,50,63
	Poles	P	1,2,3,4
	Rated voltage Ue	V	AC 230, 400
	Insulation voltage Ui	V	500
	Rated frequency	Hz	50/60
	Rated breaking capacity	A	3000, 4500, 6000
	Rated impulse withstand voltage(1.2/50)Uimp	V	4000
	Dielectric test voltage at ind.Freq.for 1 min	Kv	2
	Pollution degree		2
	Thermo-magnetic release characteristic		B,C,D
Mechanical features	Electrical life	t	4000
	Mechanical life	t	10000
	Protection degree		IP20
	Reference temperature for setting of thermal element	ºC	30
	Ambient temperature (with daily average ≤35ºC)	ºC	-5~+40(Special application please refer to temperature compensation correction)
	Storage temperature	ºC	-25~+70
Installation	Terminal connection type		Cable/Pin-type busbar
	Terminal size top/bottom for cable	mm2	25
		AWG	18-3
	Therminal size top/bottom for busbar	mm2	25
		AWG	18-3
	Tightening torque	N*m	2
		In-lbs	18
	Mounting		on DIN rail EN 60715(35mm)by means of fast clip device
	Connection		From top and bottom