Chromalox PF497-1 - Manual
Chromalox PF497-1 – Manual, read for free online in PDF format. We hope this helps you resolve any issues you may have. If you have further questions, please contact us through the contact form.
Table of Contents:
- Page 2 – IMPORTANT INSTRUCTIONS; SAVE THESE INSTRUCTIONS; ASSEMBLY INSTRUCTIONS; ig
- Page 3 – ction; WIRING; ha
- Page 4 – THERMOSTAT
- Page 5 – WIRING DIAGRAMS; Y W
- Page 6 – RENEWAL PARTS IDENTIFICATION; MAINTENANCE; imit
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.
Spe
cification
s
–
T
abl
e
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 injur y 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.
El
e
ct
r
ical Data
(
60 Hz
)
Dim
e
n
s
ion
s
(I
n.
)
Mo
de
l
V
olt
s
kW
P
ha
se
A
m
ps
*
1
/3
P
h
B
T
U
H
e
ight
Wi
d
th
D
ep
th
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
"Loading the manual" means you need to wait until the file loads and becomes available for online reading. Some manuals are very large, and the time they take to appear depends on your internet speed.
Summary
2 IMPORTANT INSTRUCTIONS When using electrical appliances, basic precautions should alwaysbe followed to reduce the risk of fire, electric shock and injury topersons, including the following: 1. Read all instructions before using this heater. 2. This heater is hot when in use. To avoid burns, do not...
3 — F it s C abl e Dia. P l u g T y pe Mo de l D es c r i p tion V olt s A m ps C onfig ur ation N EM A # ANSI # .385”-.780” Locking PGL-15-20 3 Pole, 4 Wire 250 20 L15-20 C73.85 .385”-.780” Locking PGL-15-30 3 Pole, 4 Wire 250 30 L15-30 C73.86 .595”-1.150” Locking PGL-16-30 3 Pole, 4 Wire 480 30 L1...
4 Cord Preparation for Chromalox Portable Heaters1. Determine the gage and number of conductors from the tabu-lation below using amps and phase from the heater nameplate.It is not recommended that cord exceed 50 feet in length. *Includes 90 degree fitting and 25 foot of cord, reducers and locknut 2....
