ISSUE DATE 10-09-03 REV. DATE 5-24-05 REV. LEVEL: 03 ECN OIPM P/N 3420265 PG 11 OF 16
Electrical Shock Hazard
Disconnect electrical power before servicing.
This appliance must be connected to a
properly grounded electrical source.
Failure to follow these instructions can result
in death or electrical shock.
This fixture is equipped with 6 high-temperature
silicone lead wires to accommodate either single
phase or three phase electrical service. They are
shipped wire-tied together. Remove the wire-tie
before making electrical connections.
Wiring connections should always be made through
one of the knockouts in the top wire channel. Refer to
Figure C for totally exposed outdoor applications.
Consult the factory, or a qualified electrician for
details on staging.
Supply wires must be copper and rated for at least 90º
C. Wire connectors should also have a minimum
rating of 90º C.
For Use in TOTALLY EXPOSED OUTDOOR
Applications refer to page 9.
WIRING FOR UNITS WITH (3) LAMPS
Connect all three wires from one end of heater to “A” and
the remaining three wires from the other end to “B”; refer
to diagram below.
SINGLE PHASE, SINGLE STAGE WIRING
Balance each leg throughout the three elements in each
heater, as shown below.
THREE PHASE, SINGLE STAGE WIRING
LAMP NO. 2
LAMP NO. 1
LAMP NO. 3
Control panel
A B
LAMP NO. 2
LAMP NO. 1
LAMP NO. 3
C
B
A
C
Control panel
C
B
A
A
B
Heater #1
