Product Description

HUW1 series intelligent breaker is applicable for distribution network of AC *0Hz, rated voltage of **0V and **0V, and rated current of **0A~***0A, to distribute electric energy protection circuit and prevent power equipments from harm of overload, under-voltage, short circuit and single-phase earth etc. Provided with intelligent protecting function and precise selective protection, breaker can enhance the dependability of power supply and avoid unwanted power cut. This product accords with the standard of GB****8. 4 low-voltage switchgear and controlling equipment, the low-voltage circuit breaker and IEC****2 low-voltage switchgear and controlling equipment the second part: low-voltage circuit breaker . (1).Installation Mode: fixed type, withdrawer type (2).Operation Mode: motor operated, manually operated(for serving) (3).Pole Number: three pole, four pole (4).Release Type: intelligent type over-current controller, under-voltage instantaneous(or time-delay) operation releaser: shunt releaser (5).the properties of intelligent type of over-current controller: a. long time delay over-current protection inverse time limit, short time delay over-current protection inverse time limit, short time delay overcurrent protection fixed time limit, instantaneous b. single-phase earthing protection function c. presenting function:setting current Ir, action current, setting time, action time. d. alarming function: overload alarming e. self-checking function: over-heat protection, microcomputer self diagnosing f. testing function g. load monitoring function h. simulation function i. MCR function j. fault memory function. (6)Ambient Temperature: a. temperature:*0 T 5 average value for *4 hours *5 Note: working condition of minimum temperature is **0 or **5 , users must declare to our factory while ordering; For more detaill, please be free to contact me.