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Chromalox
®
DIVISION
4
SECTION
CXH-A
SALES
REFERENCE
DATE
SERVICE REFERENCE
PF490-5
161-302421-004
JULY, 2004
Installation Instructions
and
RENEWAL PARTS IDENTIFICATION
(Supersedes PF490-4)
© 2010 Chromalox, Inc.
Forced Air Heater
for Hazardous Locations
Overall Dimensions
5/8” UNC Tapped
Horiz. Air
(In.)
Mounting Hole
Locations
Discharge Wt.
Model kW Voltage and Phase (Ft.) BTUH CFM (Lbs.) A B C D E
CXH-A-03 3
208/240V-1 or 3Ø
28 10,236 700 127 19-1/8 23-7/8 21 3-1/2 13-5/8
480/575V-3Ø
CXH-A-05 5
208/240V-1 or 3Ø
28 17,060 700 127 19-1/8 23-7/8 21 3-1/2 13-5/8
480/575V-3Ø
CXH-A-07 7.5
208/240V-1 or 3Ø
32 25,590 840 133 19-1/8 23-7/8 21 3-1/2 13-5/8
480/575V-3Ø
CXH-A-10 10
240V-1 or 3Ø
32 34,120 840 138 19-1/8 23-7/8 21 3-1/2 13-5/8
208/480/575V-3Ø
CXH-A-15 15
208/240/480V
47 51,180 1450 150 25 27-7/8 21 4-13/32 17-5/8
575V-3Ø
CXH-A-18 18 240V-3Ø 43 61,420 1400 165 25 27-7/8 21 4-13/32 17-5/8
CXH-A-20 20 480/575V-3Ø 43 68,240 1400 165 25 27-7/8 21 4-13/32 17-5/8
CXH-A-25 25 480/575V-3Ø 54 85,300 2330 200 32-1/8 31-7/8 21-3/4 5-1/2 21-5/8
CXH-A-30 30 480/575V-3Ø 54 102,360 2330 200 32-1/8 31-7/8 21-3/4 5-1/2 21-5/8
CXH-A-35 35 480/575V-3Ø 54 119,420 2330 200 32-1/8 31-7/8 21-3/4 5-1/2 21-5/8
CXH-A-03 EP to CXH-A-35 EP
Class I - Groups C & D, Div. 1 & 2
Class II - Groups E, F & G
T3B - 165˚C (329˚F)
Table A – Specifications
B
A
11-1/16”
C
D
A
2”
2”
E