4. Electricity: circuit makers and breakers
  5. Liquid contact
  6. Time delay

Charles K. Wallace

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Circuit interrupter with undervoltage trip mechanism

Electricity: magnetically operated switches – magnets – and electr – Electromagnetically actuated switches – Automatic circuit-interrupting devices
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Vacuum circuit interrupter having vacuum monitoring apparatus

Electricity: circuit makers and breakers – Liquid contact – Time delay
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Profile ID: LFUS-PAI-P-807738

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