... 4,outdoor, center break 5, HV and AC 3 phase disconnect switches 1,3 phase disconnec switches manufactor2, IEC standard3, good quality and ... etc. GW5 Ⅲ Series is 2 columns, horizontally rotary, single break type disconnector, including 3 single poles, of which is V-shaped and ... steel joint bearing, which can effectively avoid rust on rotary shaft and ensure long-term easy and flexible operation of ...