3.21.4 Main electrical supply
Connect the power supply to the disconnect box using the following steps:
1. Punch out the power supply inlet hole plug on the top of the disconnect box.
2. Tie in the customer power to the supply side of the fused mains disconnect as shown in
Figure 3-13.
3. Tie in dedicated grounding and neutral conductors to an open position on the grounding bar
and neutral terminal respectively.
4. If the photohelic gauge is installed, ensure that the circuit breaker CB1 is reset.
3-34 iH Dry Pumping Systems
Figure 3-12 - Disconnect box electrical schematic
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