gm series molded case circuit breaker-ag凯发k8国际
model and meaning
applicable environment and installation condition
● the altitude does not exceed 2000 m installation site;
● surrounding medium temperature is not higher than 40 ℃ and not lower than 5 ℃, and no more than the average of 24 h
35 ℃;
● installation site of air relative humidity when the temperature is 40 ℃ less than 50%;at lower temperature
can have higher relative humidity,for example 20 ℃ at 90%。due to temperature change
the condensation special measures should be taken;
● pollution levels for level 3;
● circuit breaker of main circuit and undervoltage tripping device for ⅲ installation category,don't connect to the main circuit of the auxiliary
circuit and control circuit for ⅱ installation category;
● circuit breaker shall be installed in medium without explosion hazard,and medium without enough to corrosive action on metals, and destruction
of the insulation gas and conductive dust;
● and medium without enough to corrosive action on metals, and destruction of the insulation gas and conductive dust;
● circuit breaker shall be installed according to the product specification。
● circuit breaker protection grade (accord with the standard iec 60947-1) achieve ip20。
technical parameters