Chromalox PF497-1 Electric Heater User Manual


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DATE
SALES
REFERENCE
DIVISION SECTION
Chromalox
®
(Supersedes PG422-1)
PF497-1
DRA
161-304812-001
NOVEMBER, 2002
4
RENEWAL PARTS IDENTIFICATION
Installation, Operation
and
(Supersedes PF-497)
© 2010 Chromalox, Inc.
Specifications – Table 1
GENERAL
IMPORTANT:
SAVE THESE INSTRUCTIONS
Risk of fire. Do not use as a residential or house-
hold heater.
Hazard of Fire or Discoloration of Temperature
Sensitive Fabrics. Do not use as a residential or
household heater. Keep combustible material and
such fabrics away from heater. Do not operate
heater where flammable vapors, gases or liquids
are present. Heaters in the heat mode should not
be operated in room temperatures above 80°F. Fan
motor is not designed to operate in ambients below
-40°F.
To avoid personal injury read “IMPORTANT
INSTRUCTIONS” on page 2 before installation or
operation of heater.
Keep electrical cords and combustible materials,
such as drapes and other furnishings, away from
heater.
Electrical Data (60 Hz) Dimensions (In.)
Model
Volts kW Phase Amps* 1/3 PhBTUHeight Width Depth
DRA-07-83 208 7.5 1 and 3 36.3/21.0 25,590 34.25 27.5 25
DRA-07-23 240/208 7.5/5.6 1 and 3 31.5/18.3** 25,590 34.25 27.5 25
DRA-10-83 208 9.75 1 and 3 47.1/27.3 33,267 34.25 27.5 25
DRA-10-23 240/208 9.75/7.3 1 and 3 40.8/23.7** 33,267 34.25 27.5 25
DRA-15-83 208 15 3 41.8 51,180 34.25 27.5 25
DRA-15-23 240/208 15/11.2 3 36.3** 51,180 34.25 27.5 25
DRA-15-43 480 15 1 and 3 31.4/18.2 51,180 34.25 27.5 25
DRA-15-63 600 15 1 and 3 25.2/14.6 51,180 34.25 27.5 25
DRA-20-23 240/208 19.5/15 3 47.1** 66,534 34.25 27.5 26.5
DRA-20-43 480 20 1 and 3 42.0/24.4 68,240 34.25 27.5 26.5
DRA-20-63 600 20 1 and 3 33.5/19.4 68,240 34.25 27.5 26.5
DRA-30-43 480 30 3 36.3 102,360 34.25 27.5 26.5
DRA-30-63 600 30 3 20.1 102,360 34.25 27.5 26.5
* = Includes motor amps
** = Ratings shown are for 240V, 208V amperage is 86% of 240V value.
Models shown as 1 and 3 phase are factory wired for 3 phase operation and can be field wired for single phase.
Portable Industrial
Unit Blower Air Heater
Type DRA
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