- Car Black Box[1]
- Metal Building Materials[3]
- Circuit Breakers[10]
- Connectors[7]
- Electrical Plugs & Sockets[10]
- Other Electrical Equipment[6]
- Power Distribution Equipment[10]
- Inverters & Converters[3]
- Voltage Regulators/Stabilizers[7]
- Relays[10]
- Limit Switches[1]
- Other Switches[10]
- Push Button Switches[5]
- Electrical Wires[1]
- Instrumentation Cables[1]
- Integrated Circuits[2]
- Sensors[1]
- Acoustic Components[4]
- Electric Heater Parts[1]
- Other Lights & Lighting Products[2]
- Counters[5]
- Current Meters[1]
- Other Electronic Measuring Instruments[2]
- Flow Meters[10]
- Other Measuring & Analysing Instruments[1]
- Pressure Transmitters[4]
- Temperature Instruments[10]
- Testing Equipment[1]
- Timers[2]
- Pipe Fittings[3]
- Contact Person : Mr. Yuan longzhu
- Company Name : Qingdao Sico Electric Equipment Co., Ltd.
- Tel : 86-532-83028251
- Fax : 86-532-83028251
- Address : Shandong,Qingdao,No.20 Renmin Road Qingdao China
- Country/Region : China
miniature circuit breaker/MCB
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Please contact Ms.Amy YIN --- yinamy9@gmail [dot] com and sikeqd@126 [dot] com
MCB/ Miniature Circuit Breaker
This NB7 series miniature circuit breaker is applicable to the circuit with an alternating current of 50Hz, rated voltage of 230/400V, and rated current up to 63A for overload protection and short circuit protection, and also for notfrequent operational transformation in the circuit under normal condition.
This product can be applied to various places such as industrial, commercial, and tall buildings, and residential houses.
Electrical life: not less than 4,000 times
Mechanical life: not less than 10,000 times
Specification
Rated current In(A) | Number of poles | Rated voltage Ue(V) | Rated short circuit capacity lcn (A) |
B, C type: 1~40 | 1 | 230/400 | 6000 |
2,3,4 | 400 | ||
B, C type: 50 60 | 1 | 230/400 | 4500 |
2,3,4 | 400 | ||
D type: 1~63 | 1 | 230/400 | |
2,3,4 | 400 |
miniature circuit breaker/MCB
