... and alloys.5, Available in the submerged-arc welding, carbon arc air gouging, and manual welding etc.6,Both constant voltage and constant- ... HZ)three-phase380-50Hz Three-phase380-50HzThree-phase380-50HzRated input capacity(KVA)364556Duty cycle60%100%100%No-load voltage(V)808080Rated welding ... 557085Efficiency90%90%90%Power factor0.880.90.9Weight(Kg)70120130Size L*W*H(mm)700*320*580882*462*865882*462* ...