母联就是把母线连接起来的，它上面一般有隔离开关和断路器，目的是为了增加供电可靠性，平时一般是断开的。两边一般分别接两个不同的变压器，如果一个变压器坏了，把断路器和隔离开关闭合就能用另一台变压器继续供电给关键负荷。
母联断路器 bus tie circuit breaker ; Bus coupler CB ; Bus tie breaker ; busbar tie circuit breaker
三进线二母联 threeinput twoconnect
母联兼旁路 bus tie and bypass
母联开关 Mother of the switch ; Parent the switch
母联备投跳闸 Bus Coupler Automatic Transfer Trip
母联开关的控制 The switch of the control ; Bus Coupler switches control
航母联队 Air Wing Pro
母联开关柜 bus tie cubicle
母联死区保护 bus-bar dead zone protection
给出了进线断路器备自投和母联开关备自投的工作逻辑和投切过程。
The operating logics and processes of the automatic transfer of the incoming line breaker and the bus-tie switch are presented.
采用无源滤波器治理谐波时，谐波电流会在母联断路器和各支路间流动。
When the passive filter is applied in harmonic suppression, the harmonic current may flow through the circuit breaker and filter branches.
阐述了开关柜中受电回路、母联回路、馈电回路、电动机回路、无功补偿和控制电源的配置方案。
The configuration program of incoming loop, bus coupler circuit, feeder circuit, motor circuit, reactive power compensation and the control power in switchgear was described.
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