SD-0.66-L type Residual(Zero Sequence) Current Transformers
Characteristics：
SD-0.66-□□L type residual (zero sequence) current transformer is used together with our specified current protection relay. It is designed for in-house cable entry and has the features of modern construction, small size, high precision and fine appearance.
It is mainly applied for ABCN to go through the ZCT simultaneously in the TT and TN system.
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