Anhui Mingge Electric Co., Ltd.

1. Overview
ZW□Q—12 series outdoor dual power automatic switching vacuum circuit breaker. When the common power supply fails, the switching device can complete automatic switching with the equipment power supply to ensure reliability and safety.
The products are widely used in 10KV distribution lines in oil fields and mines, and 10KV lines in industrial and mining industries.
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
1. Overall dimensions of a single circuit breaker body
For the external dimensions of the ZW6Q-12 outdoor dual power automatic switching vacuum circuit breaker, see the ZW6 built-in PT external appearance and installation dimensions diagram in this selection manual;
For the external dimensions of the ZW8Q-12 outdoor dual power automatic switching vacuum circuit breaker, see the ZW8 built-in PT external appearance and installation dimensions diagram in this selection manual;
For the overall dimensions of the ZW32Q-12 outdoor dual power automatic switching vacuum circuit breaker, see the ZW32 external PT type appearance and installation dimensions diagram in this selection manual.
2. Appearance and installation dimensions of dual power supply intelligent control box


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 main technical requirements of the controller;
5. The material and color of the box shell;
6. If there are other special requirements, please negotiate when ordering.