wide application scope ,rated voltage up to 690V(AC) or  440V(DC) ,rated current up to 125A,

rated frequency up to 500Hz

capable of cperation both indoors and outdoors,IP44 IP45 and IP67  protection classes,superior characteristics of dust,waster and splash proof.

temperature range -25℃ to +40℃,where no explosive gas or conductive dust shall exist

state of the art technology,rational construction,excellent performance,high(low) temperature-resistance,oil-resistance,fire-retardant,shock proof,aging-resistance,pull off-prevention,fault inserting prevention,extremely good insulation and good connection

nearly 100 specifications,such as rated current 16A,32A,63A and 125A,3,4,5x poles

produced in accordance with IEC60309-1/-2GB/T11918-11919 standards