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A kind of high current inverse parallel disconnecting link
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B-type residual current protecting circuit breaker testing device
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Breaker temperature rising and snap action testing device
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360-degree rotating large-current disconnecting link with lock catch
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Transformer winding disk
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Transformer core
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Clamp for transformer winding machine
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Rocking handle of transformer winding machine
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Dry type transformer casing
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Transformer oil tank
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Rotation shaft structure of transformer winding machine
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