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Sm4 Series Moulded Case Circuit Breakers

Name: Sm4 Series Moulded Case Circuit Breakers
Brand: all-electronics-online.com
SKU: 764700295
Availability: InStock
Rating: 4.6 (71 reviews)

Price:	US $ 1/Piece
Trade Terms:	FOB
Min Order:	1/Piece
Pay Type:	T/T

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Showroom Product Company Profile

Prod Model:	SM4
Markets:	North America,South America,Eastern Europe,Southeast Asia,Africa,Oceania,Mid East,Eastern Asia,Western Europe
Breaking Capacity:	High Voltage Circuit Breakers
Operation:	Electric Type
Speed:	High-Speed Circuit Breaker
Arc-extinguishing Medium:	Air
Installation:	Fixed
Poles Number:	4
Structure:	Moulded Case Circuit Breaker

Product Description

1.Application
SM4 series MCCB is applicable circuit of AC 50/60Hz, rated current up to 400A, for distribute energy of electricity & infrequent making & breaking circuit in normal conditions. The products conforms to IEC60947-2.

2. Specification

Type	SM4-125	SM4-160	SM4-250	SM4-400
Poles number	3	3	3	3
Rated current In(A)	25~125	25~160	125~250	125~400
Rated working voltage Ue(V) (50/60Hz)	500	500	600	600
Rated working voltage Ue (V)	250	250	250	250
Rated insulation voltage Ui~(V)	500	500	690	690
Rated impulse voltage Uimp(kV)	6	6	8	8
Utilisation category	A	A	A	A
Rated limited short-circuit breaking capacity Icu(kA)	230/240V~	22	50	60	70
400/415V~	16	36	36	40
440V~	10	20	30	36
480/500V~	8	14	25	30
600V~	-	-	20	-
690V~	-	-	16	-
250V~	16	-	36	-
Rated short-circuit breaking service capacity Ics(%Icu)	100	100	100	100
Mechanical life	7000	7000	7000	5000
Electrical life	1000	100	1000	800

Our comany produce many electric appliance: Distribution box. Circuit breaker. Contactor. Relay and so on

We have an excellent working team. We produce every electric appliance carefiully and responsibly

Our electric appliances are used all over the word. We happily supply best productions and best service for every one

We hope cooperate with every friend from the word

www.elecal.com