... rotor earth fault protection 转子接地保护 rotor end bell 转子护环 rotor end winding ring 转子护环 ...
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rotor r end winding ring 转子护环
rotor end-winding retaining ring 转子绕组端环
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A magnetic conducting ring made of soft magnetic steel surrounds the end ring of rotor and there is a secondary winding on the magnetic conducting ring.
一种笼型转子及其电动机，用一软磁性钢材制成的导磁环围绕转子端环，导磁环上有次级绕组。
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