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General Purpose Relays

FAQ02772 of General Purpose Relays FAQ

FAQ No. FAQ02772

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Question

Will the power supply be damaged if the polarity of the coil voltage is connected in reverse for MY2N-D2 General-purpose Relays?

Answer

If the polarity is reversed, the built-in diode will short-circuit, damaging not only Relays, but possibly also power supplies.

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