Electrical - Line Voltage - Heat Controller R-410A Installation, Operation & Maintenance Manual

Grnd
L2 L1
Heat Controller, Inc.
Electrical-Line Voltage
Circ Brkr
All field installed wiring, including electrical ground, must
comply with the National Electrical Code as well as all ap-
Loop PB1
Grnd
T2
T1
plicable local codes.
Refer to the unit wiring diagrams for fuse sizes and a sche-
matic of the field connections which must be made by the
installing (or electrical) contractor.
Consult the unit wiring diagram located on the inside of
the compressor access panel to ensure proper electrical
hookup.
All final electrical connections must be made with a length of
flexible conduit to minimize vibration and sound transmission
to the building.
HWW036-060 Series Line Voltage Field Wiring Commercial Class (3 phase shown)
Contactor -C
L3
L2
L1
Grnd
HWW120 Series Line Voltage Field Wiring Commercial Class
Low Voltage
Connector
WATER-TO-WATER (HWW) SERIES
Contactor -C
L3
L2
L1
Grnd
HWG PB2
T1
T2
CXM Control
Yellow
Install HWG Pump
Power after insuring
water is in HWG circuit
208 Volt Operation
All 208-230 Volt units are factory wired for 208 Volt. The
transformers may be switched to 230V operation as illustrat-
ed on the wiring diagram. By switching the Red (230V) and
External Pump
the Orange (208V) at the contactor terminal L2.
Power Supply
See electrical table for
wire and breaker size
Rev .: 01/21/09B
16
Installation & Operation