ELCB TRE SERIES
TRE2-50 series ELCB
Standard:
TRE series circuit breaker and auxiliaries comply with the following international standard:
1.IEC/EN 60947-1
Low-voltage switchgear and controlgear-part 1: General rules;
2.IEC/EN 60947-2
Low-voltage switchgear and controlgear-part 2: Circuit breakers;
TRE series ELCB(Standard use environment for TRE series ELCB)
1. Ambient temperature: Within the range of -5ºC--+40ºC(However, the average for the duration of 24 hours must not exceed 35ºC);
2. Altitude: 2000m or less
3. Installation class: III
4. The magnetic field near the instalation site should not be more than five times the earth magnetic field in any direction.
5. Pollution: II
Classification:
According to the poles: 2-poles, 3-poles
According to the rated current: …