Part No. 9714.Rev.11.03 Issued July 2016 Printed in Canada
Electric Forced Air Heaters for Hazardous Locations
FX5 Series
Owner's Manual
For installation, maintenance, repair, and replacement parts
WARNING! Read all important information notices on pages 2–4
approved Locations
The Electric Forced Air Heaters are
c
UL
us
listed certified for the following locations:
Class I, Divisions 1 & 2, Groups C & D; Class II, Division 1, Groups E, F & G; Class II,
Division 2, Groups F & G; Class I, Zones 1 & 2, Groups IIA & IIB; Temperature Code
T3B 329˚F (165˚C) (50 Hz & 60 Hz Models)
For details of hazardous locations with potential for explosion, refer to the Canadian
Electrical Code, Part 1, Section 18 or National Electrical Code articles 500–516.
C US
Listed
FX5 - 480 3 60 - 350 - W - T
Model
Series
5th Generation
Heater Voltage
208V, 240V,
480V, 600V
Phase
1, 3
Hertz
50, 60
Heater Kilowatts
Welded Core
T – XT-311 Thermostat with slim
junction box
XT-411 Thermostat with large
junction box
D – Built-in disconnect
P – Built-in pilot switch
S – 3-way switch
Model Coding
H – Unit with high “off” de-energized
ambient temperatures
C – Heresite
®
coating
A – Stainless steel cabinet
U – Continuous fan
B – Low ambient option -50°F (-50°C)
L – Large junction box
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