The widely application of automatic bus transfer equipment improves power supply, also has brought about its own set of problems.
备自投的广泛应用在提高供电可靠性的同时，也带来了相应的问题。
The paper presents 4 kinds of action logic of bus-bar automatic transfer switch equipment for whole inner-bridge connection.
介绍了完整内桥接线情况下备自投装置的4种动作逻辑。
The paper presents 4 kinds of action logic of bus-bar automatic transfer switch equipment for whole inner-bridge connection.
介绍了完整内桥接线情况下备自投装置的4种动作逻辑。
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