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(Supersedes PF424-3)
PF424-4
UB
161-027049-001
JULY, 2002
4
Type UB-3502A, UB-4002A, UB-4502A, UB-5002A
Forced-Air Heater
© 2010 Chromalox, Inc.
Horizontal
Air
Wt.
Model Volts and Phase kW
Discharge
(Lbs.)
UB-3502A
240V, 550V, 575V, 600V (3ø)
35 54’ 210
480V (1ø or 3ø)
UB-4002A
480V (1ø or 3ø)
40 54’ 210
550V, 575V, 600V (3ø)
UB-4502A
480V (1ø or 3ø)
45 54’ 210
550V, 575V, 600V (3ø)
UB-5002A 480V, 550V, 575V, 600V (3ø) 50 54’ 210
Specifications – Table A
IMPORTANT
WARNING: Hazard of Electric Shock. Disconnect
all power before installing heater.
WARNING: This heater is not intended for use in
hazardous atmospheres where flammable vapors,
gases, liquids or other combustible atmospheres
are present as defined in the National Electrical
Code. Failure to comply can result in explosion or
fire. For these applications see PDS CXH-EP
(PF305).
WARNING: Users should install adequate back-up
controls and safety devices with their electric
heating equipment. Where the consequences of
failure may be severe, back-up controls are essen-
tial. Although the safety of installation is the
responsibility of the user, Chromalox will be glad to
make equipment recommendations.
Figure 1
(Wall Mounted)
Figure 2
(Ceiling Mounted)