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When two rotary units are operated in parallel, provide an
isolation valve and drain trap for each compressor before the
common receiver.
ELECTRICAL INSTALLATION
Locate the compressor data plate on the side of the cooler
box or end of the unit.
The data plate lists the rated operating pressure, the
maximum discharge pressure and the electric motor
characteristics and power.
Confirm that the line voltage and compressor nameplate
voltage are the same and that the standard starter box meets
the intent of NEMA 1 guidelines.
Open the starter box door. Confirm that all electrical
connections are made and tightened. Confirm that the
control transformer is wired correctly for supply voltage.
See Figure: TYPICAL CONTROL TRANSFORMER WIRING .
RELEASED 06/Dec/2018 22:26:36 GMT
INSTALLATION
110
110
110
FIGURE : TYPICAL CONTROL TRANSFORMER WIRING
PRESSURE
RELIEF
VALVE
PRESSURE
GAUGE
ROTARY TWO COMPRESSOR SYSTEM
110V
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