short circuit&earth fault indicator widely used in ABB/SIEMENS switchgears:
- Short circuit alarming current: 100A to 1000A time delay 40ms
- Earthing alarming current: 10A, 20A,30A,40A,60A±10% time delay 40ms
- Temperature range : -25 to +70℃
- Humidty range: ≤95%
- Earth lead length : 4m optional
- Conduct optical fiber length 3.5m optional
- Power supply: lithium battery 3.6V/2.45Ah
- Auto-reset time : 7s,2hrs,4hrs,8hrs
- Output relay : 125 V AC 1A, 30V DC 2A
10.Main controller dimension : 955080mm
11.Cutting hole size : 91*44 mm 12.Protection class : Main Controller :IP40, Sensor:IP65
More details pls kindly