... is 100MS, low failure rate and convenience repair. 2. Reliable performance, small i Application DescriptionA transfer switch is a critical ... 125A2) Pole number: 2p,3p, 4p3) Rated working voltage: AC 240/400V, 50/60Hz4) Connection type: Utility-Utility or ... is 100MS, low failure rate and convenience repair. 2. Reliable performance, small in volume, simple in constitution, big electric current, ...