26
ClimateMaster Water-Source Heating and Cooling Systems
CLIMATEMASTER WATER-SOURCE HEAT PUMPS
Packaged Units
Rev.: 1/06/09B
Electrical - Line Voltage
Electrical - Line Voltage
All fi eld installed wiring, including electrical ground,
must comply with the National Electrical Code as well
as all applicable local codes. Refer to the unit electrical
data for fuse sizes. Consult wiring diagram for fi eld
connections that must be made by the installing (or
electrical) contractor. All fi nal electrical connections must
be made with a length of fl exible conduit to minimize
vibration and sound transmission to the building.
General Line Voltage Wiring
Be sure the available power is the same voltage and
phase shown on the unit serial plate. Line and low
voltage wiring must be done in accordance with local
codes or the National Electric Code, whichever is
applicable.
WARNING! To avoid possible injury or death due to
electrical shock, open the power supply disconnect switch
and secure it in an open position during installation.
CAUTION!
Use only copper conductors for fi eld installed
electrical wiring. Unit terminals are not designed to accept other
types of conductors.
WARNING!
CAUTION!
Transformer
All commercial dual voltage units are factory wired for
208/60/1 or 240/50/1. If supply voltage is 230/60/1 or
220/50/1, installer must rewire transformer. See wire
diagram for connections.
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