Multifunctional proofing and grounding handcart for centrally installed switchgear
The invention discloses a multifunctional proofing and grounding handcart for a centrally installed switchgear. The handcart comprises a coming in and out control circuit for controlling electrical coming in and out of a handcart, and a proofing and grounding circuit for controlling electrical openi...
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Format: | Patent |
Sprache: | chi ; eng |
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