power transformer with off-circuit tap-changer 无载调压电力变压器
On-load tap-changer is a main device of on-load automatic voltage regulation transformer with.
有载调压分接开关是有载自动调压变压器的的主要装置。
Two practical methods are introduced to renovate the power transformer with no-load tap changer into that with on-load one.
配置有载调压的变压器在有载调压开关出现异常时，为抑制恶化趋势，避免突发故障，采取了减少调压开关动作次数的措施。
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