Zhejiang, China
Business Type:
Main Products:
Number of Employees:
Year of Establishment:
Management System Certification:
ISO 9001
OEM/ODM Service
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Circuit Breaker, Cm1 Circuit Beaker, Ns Mccb manufacturer / supplier in China, offering Moulded Case Circuit Breaker (SM1-630), Lw26 Change Over Switch Changeover Switch, Dz47-63 Circuit Breaker Mini Circuit Breaker Dz47-63 MCB 6ka and so on.

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Supplier Homepage Products MCCB Moulded Case Circuit Breaker (SM1-630)

Moulded Case Circuit Breaker (SM1-630)

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Min. Order: 10 Pieces
Production Capacity: 1000/Week
Payment Terms: L/C, T/T, Western Union, Paypal
Breaking Capacity: Low Voltage Circuit Breakers
Operation: Manual Type
Speed: Normal Type Circuit Breaker
Arc-extinguishing Medium: Air
Installation: Fixed
Structure: Moulded Case Circuit Breaker

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Basic Info

Model NO.: SM1-630
Certification: CE
Rated Working Voltage: 690V
Certificate: CE-LVD, RoHS
Rated Working Current: 12.5 to 1250A
Poles Number: 3p, 4p
Rated Insulating Voltage: 950V
All Standard: Iec947-2
Type: Circuit Breaker
Function: Circuit-Breaker Failure Protection
Trademark: suntree
Specification: 100~1250
Origin: Zhejiang China

Product Description

SM1 Circuit Breaker:

Detailed Product Description

SM1 Circuit breaker 100A-1600A
1. The best quality
2. The price that has competitiveness
3. CE ISO9000 authenticatio

SM1 100A-1600A, (CM1-3P/4P)

Product Description

1) SM1 series molded case circuit breaker is a new type of breaker which adopts the international advanced design, and manufacturing technology
2) Its contact and arc suppression system adopt revolving double cot-off point design so as to improve breaking capability
3) Its tripper has thermo magnetic trip and electric trip
4) Rated insulating voltage: 950V
5) Frequency: AC 50Hz (60Hz)
6) Rated working voltage: 690V or below
7) Rated working current: 12.5 to 1250A
8) Used in distributing energy of electricity, infrequent making and breaking in the normal conditions and protecting when circuit and installation are overload, short circuit and lacking voltage.
Rated current of release(A) Thermodynamic release(ambient temp+40)
Operational current of magnetic release(A)
1.05In(cold state) inoperative time(h) 1.30In(heat state)
inoperative time(h)
In≤ 63 ≥ 1 < 1 10In± 20%
63< In≤ 100 ≥ 2 < 2 10In± 20%
100< In≤ 630 ≥ 2 < 2 5-10In± 20%


Rated current of release(A)

Thermodynamic release(ambient temp+40)
Operational current of magnetic release(A)
1.0In(cold state) inoperative time 1.2In(heat state) inoperative time 1.50In(heat state) inoperative time 7.2In(heat state) inoperative time
12.5≤ In≤ 400 ≥ 2h < 2h ≤ 4min 2S< Tp≤ 10S 12In± 20%

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