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  1. JohnLoves2Ski

    Make relays hold position during UPS Switch-over.

    I have a UPS providing 120Vac to a transformer which converts it to 24VAC. This 24Vac circuit powers several Idec relays (50-80mA coil current each). I expected them to stay in position when power goes out since it's on UPS, but I failed to recognize that the UPS I am using has a .004 second...

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