abb vacuum contactor

epoxide resin GB / DL standards mv vacuum latching magnetic abb reversing contactors The Main Features Of Embedded Pole ◆High Reliability And Stability Compared with assembly pole, embedded pole use much less spare parts, conductor faying surfaces and jointing fastening piece, so that simplify the conductance circuit’s assembly links, lower the circuit’s resistance and improve galvanic circle’s reliability and stability. ◆Stable Insulating Ability Vacuum interrupter embedded