Suitable for ac 50HZ, rated voltage 400/690V, rated current 400A - 630A and under the distribution network circuits.
Working conditions and installation conditions:
Environmental temperature: - 5 °C ~ + 40 °C, the average daily temperature more than 35 °C
Note: in the surrounding air temperature higher than + 40 °C or below - 5 °C conditions should be used with factory negotiate. Circuit breaker
Height: more than 2,000 meters
Relative humidity is: the highest temperature for + 40 °C, air relative humidity does not exceed 50%, under the low temperature can allow have higher relative humidity, (e.g. 20 when °C 90%) considering for temperature changes have taken place in the product on the surface of the gel
Install category: Three classes
Installation location: installation position should be vertical, each direction the gradient of no more than 5 °
Install categories: breaker main circuit and owe voltage tripping device coil, power transformer primary coil: Four auxiliary circuit, control circuit: two
DW1 Universal type breaker
