Specification:
Environmental condition:
1. Working temperature: -5deg C - +40degC
2. Environmental temperature: -25degC - +55degC
3. Relative humidity: 85%((when the temperature is below 30degC))
4. Atmosphere pressure: 70 Kpa~106Kpa
5. Storage temperature: -25degC - +55degC

Photo electricity Performance:
1. Insertion loss:<0.3db
2. Return loss: PC< 40 dB, UPC<50dB, APC< 60dB
3. Insulating resistance between the box and the earthing device: 1000MΩ /500VDC
4. Voltage- resistance between the box and the earthing device: Under the effect of 3kv/DC/1min, non-puncture, and no arc-over.