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Wiring
A drawing containing the schematic and connections is provided inside the documentation packet with each unit.
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All wires must be copper and rated 75 °C.
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See schematic provided with unit for details and control logic.
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Enclosure must be grounded using input and output studs provided.
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This equipment must be installed in compliance with the National Electrical Code and all state/local codes.
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Use multiple conduits to separate control wiring from incoming power wiring.
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Remote auto start contact and 4–20 mA auto speed signal connections are made directly to VFD control module.
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Component size and locations may be slightly different than shown.
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Motor connections that are made to VFD power terminals U,V and W, ground using clamp supplied.
Conduit plates
Some models have removable conduit plate for wiring ease. See outline drawing supplied with unit to determine if they
have the plates. An example is shown below.
Input power wiring
Input power connection are made to the disconnect device. Connect the incoming power leads to terminals L1, L2 and L3.
Input wiring points have labels to help locate.
Example of labels
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