®
Chromalox
SERVICE REFERENCE
Installation, Operation
DIVISION
SALES
4
SECTION CPHH
and
PF477-2
(Supersedes PF477-1)
REFERENCE
161-562516-001
MAINTENANCE
DATE
MARCH, 1999
Type CPHH — Pumphouse Utility Heater
17-3/8
16-7/8
1/4" Dia. (4 pts.)
3-13/16
1-1/2
5-1/2
2
7/8" Dia. K.O.
2-1/4
Specifications
Length Weight
Model
Volts
Watts
Amps
BTUH
Stock
PCN
(In.)
(Lbs.)
CPHH-50011
CPHH-50031
CPHH-50031
120
208
240
500
375
500
4.2
1.8
2.1
1707
1280
1707
17-3/8
17-3/8
17-3/8
5.0
5.0
5.0
S
S
S
350190
350203
350203
INSTALLATION
WARNING: Hazard of Electric Shock. Disconnect all
power before installing heater.
as defined in the National Electrical Code. Failure to
comply can result in explosion or fire.
WARNING: Hazard of Electric Shock. Any installation
involving electric heaters must be effectively ground-
ed in accordance with the National Electrical Code.
1. Check that the electrical service is the same on the nameplate.
2. Determine desired mounting location per instructions on
nameplate.
3. Remove connection box cover.
WARNING: This heater is not intended for use in haz-
ardous atmospheres where flammable vapors, gases,
liquids or other combustible atmospheres are present
4. Bring in correct fused electrical service to appropriate knock-
out. Suitable for 75˚C field wiring.
WIRING
Electric wiring to heater must be installed in accordance with the
National Electrical Code and with local codes by a qualified person.
Wiring Diagrams —
L1
L2
L1
N
WARNING: Use copper conductors only.
240V 1Ø 60 Hz
120V 1Ø 60 Hz
White
1. Wire per appropriate wiring diagram below, connecting
Black
ground wire to green ground screw.
2. On 120V units, the thermostats must be in the hot line.
3. Fasten heater to wall using four wood screws or screw
anchors.
Black
Stat
Black
Stat
4. Replace connection box cover.
© 2010 Chromalox, Inc.
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