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How are relays safe?

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Anonymous

14y ago
Updated: 8/20/2019

Relays can be considered safe when used for remote switching.

It only takes a small, low voltage current to activate a relay, which can then switch a high voltage, high current supply.

There is no electrical connection between the coil and contacts.

So switching dangerous voltages can be done at a distance, without anyone getting near the dangerous voltages.

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Wiki User

14y ago

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