Environmental conditions:
Resistibility to over voltages and over currents:
Comply with the resistibility requirements per ITU-T Recommendation K.21
electrical safety requirements

Climatic conditions:
Operating temperature:
-40 °C to +80 °C

Storage and transportation:
Low ambient temperature - 40°C
High ambient temperature +80°C

Operation humidity:
0 to 95% (non-condensing)