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SM3T 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

SM3T Moulded Case Circuit BreakerApplication
SM3T Moulded Case Circuit Breaker is suitable for circuit AC 50Hz/60Hz, rated voltage
up to AC 660V, rated operating current up to 250A.It features normal structure, reliable
performance, 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.

Specification

Type SM3T-160

Poles number		3	3
Rated current In(A)		16~160	100~250
Rated operating voltage Ue(V) (50/60Hz)		690	690
Rated insulation voltage Ui(V)		800	800
Rated impulse withstand voltage Uimp(KV)		8	8
Utilisation category		A	A
Rated limited short-circuit breaking capacity Icu(KA)	220/230V	25	50
	380/415V	16	36
	400V	10	25
	500V	8	20
	690V	3	5
	500V-3poles in series	16	36
		100	75