elektricity set 1

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Pytanie English
Odpowiedź English

A general term used for all phenomena caused by electric charge whether static or in motion.

main switchboard
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The switches on the main switchboard and the emergency switchboard shall be clearly labelled and normally kept closed.

switch or switchgear
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Device to turn electric current on and off or direct its flow.

earth leakage circuit breaker or residual-current device (RCD)
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An electrical wiring device that disconnects a circuit whenever it detects that the electric current is not balanced between the energized conductor and the return neutral conductor.

Electrical equipment and wiring.

short circuit or short-circuit
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An unintentional connection of low resistance or impedance in a circuit.


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