WEL7C-125 Series Electric Energy Meter External Circuit Breaker
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Summary Description:
WEL7C-125,WEL7C-125H series electric energy meter external circuit breaker is mainly used for overload and short circuit protection of electrical circuits and equipment with AC 50Hz, rated voltage to 400V and current to 125A. It has the functions of automatic control, closing and opening of prepaid electric meters, and can also be used for infrequent conversion of circuits.
Product Parameters
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- Product Parameters
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- Commodity name: WEL7C-125 Series Electric Energy Meter External Circuit Breaker
WEL7C-125,WEL7C-125H series electric energy meter external circuit breaker is mainly used for overload and short circuit protection of electrical circuits and equipment with AC 50Hz, rated voltage to 400V and current to 125A. It has the functions of automatic control, closing and opening of prepaid electric meters, and can also be used for infrequent conversion of circuits.
Main technical parameters
Shell frame current: 125A Number of poles: 1P N、2P、3P N、4P Rated current: 6~125A Overcurrent instantaneous trip type: Type C, Type D Rated insulation voltage (Ui): 500V Rated voltage: 230V(1P N, 2P),
400V (3P N, 4P)
Rated short circuit capacity: 6~10kA Rated impulse withstand voltage (Uimp): 6kV Control mode: Remote automatic control mode Control level voltage: AC 220V Mechanical life: 10000 times Electrical life: 6000 times Working and installation environment
Ambient temperature:-5 ℃ ~ 40 ℃, and the average value does not exceed 35 ℃
Atmospheric conditions:The relative humidity of the atmosphere does not exceed 50% at an ambient air temperature of +40°C, and may have a higher relative humidity at lower temperatures, for example up to 90% at 20°C. Special measures should be taken for occasional condensation due to temperature changes.
Altitude:The elevation of the installation site does not exceed 2000m
Protection class:IP20
Pollution level:Level 2
Electromagnetic compatibility:The external magnetic field at the installation site should not exceed 5 times of the geomagnetic field in any direction.
Key words:
Explosion-proof monitoring
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