Dw17 (ME) Intelligent Conventional Universal Type Circuit Breaker

DW17 series conventional circuit breaker (hereinafter referred to as circuit breaker) is featured with compact structure, small volume, light weight stong systematicness, favorable interchangeability of components, complete protection functions, high technical economical index, convenient maintenance, easy operation, etc. 

This circuit breaker is applicable to circuits of 50Hz with rated working voltage up t0 660V, used for power distribution and infrequent switching of circuits, it protects the circuitry and electric equipment against overload, under-voltage or short-circuit, it also has function of grading selective protection; It is able to start the motor directly, and protect the motor, generator and rectifier unit against overload, short-circuit, under-voltage or other abnormal conditions. 

Technical performances of circuit breaker are in accordance with the standards IEC60947-2 and GB14048.2. 

Normal working condition and mounting conditions

Ambient temperature: -5~ 40 degree, daily average over 35 degree

Altitude not more than 2000m; 

Ambient conditions: Relative humidity not more than 50% at 40, if lower temperature humidity can be higher, on the month when maxi average humidity occurs the

Temperature shall be not more than 25degree, on this month the maxi average humidity shall not more than 90%, and there has considered the mist covering the product

Polluted class: 3 grade

Installation class: 3 grade

Mounting conditions: The mounting inclined angle shall not more than +5° 

Impact vibration: There shall have no severe vibration, impact and vibration.






Specification