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  1. treblemaker

    Hyd pump motor probs

    The motor is on Y-start/D-run with three contact blocks; One for Y with the leads shorted, this is wired to 10,11, & 12. One for Delta going to 1,2,3. And one for timing out the Y-D blocks. The motor starts but trips the 100A cb @ the 480 panel after the Delta contact block closes. No fuses...

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