Anhui Mingge Electric Co., Ltd.

1. Overview
ZW□P-12 series outdoor prepaid metering vacuum circuit breaker is a three-phase AC 50Hz, rated voltage 12kV outdoor vacuum circuit breaker and metering integrated switchgear. It can be used with a three-phase multi-function meter to break and close the load current, overload current and short-circuit current of the power distribution system. It has a high-precision high-voltage metering device and can realize all measurement and settlement accounting functions of active energy meter, reactive energy meter, active demand meter, power factor, prepayment meter and multiple rate meter.
2. Use environmental conditions
1. Ambient air temperature: upper limit +40 degrees, lower limit -30 degrees;
2. The altitude does not exceed 2000m;
3. Wind pressure does not exceed 700Pa (corresponding to wind speed of 34m/s);
4. The earthquake intensity does not exceed 8 degrees;
5. Pollution level: Level IV;
6. Daily temperature difference: no more than 25 degrees;
7. Relative humidity: daily average not greater than 95%, monthly average not greater than 90%;
8. There is no place with flammable, explosive hazards, chemical corrosion and severe vibration.



5. Appearance and installation dimensions
Circuit breaker body dimensions
◆For the overall dimensions of the ZW6P-12 outdoor prepaid metering vacuum circuit breaker, see the ZW6 appearance and installation dimensions diagram in this selection manual;
◆For the overall dimensions of the ZW8P-12 outdoor prepaid metering vacuum circuit breaker, see the ZW8 appearance and installation dimensions diagram in this selection manual;
◆The overall dimensions of ZW32P-1 prepaid metering vacuum circuit breaker outside the furnace are shown in the ZW32 appearance and installation dimensions diagram in this selection manual.
6. Ordering Instructions
1. Product name, model, rated current, rated voltage, and rated breaking current;
2. Rated operating voltage and rated voltage of energy storage motor;
3. The current ratio and accurate grade of the current transformer equipped;
4. The material and color of the box shell;
5. If you have other special requirements, please negotiate when ordering.