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Calibrating Allen-Bradley 810 oil-filled motor overload relay

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    Calibrating Allen-Bradley 810 oil-filled motor overload relay

    While calibrating an oil-filled motor overload relay (such as an Allen-Bradley 810 or General Electric CR124Y) if you increase the size of the opening at the bottom of the relay you will:

    Your Answer: Increase pickup and time delay


    Can someone help me with this question?

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    Allen-Bradley 810 Operating Time Adjustment: Un-less ordered with a specified time delay setting, the relays are set for minimum time delay when shipped. To increase the time delay, remove the piston from the dashpot and decrease the opening of the adjustment valve by rotating its cover counterclockwise.


    Click image for larger version. 

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    Full manual is attached below, this info comes from page 3.
    Attached Files Attached Files
    Last edited by SecondGen; January 27, 2016 at 06:59 AM.

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