64
MR Series Heavy Duty Metal Sheath Electric Infrared Heater
Heavy Duty Overhead Infrared Heaters for Indoor Spot Heating, Zone or Total Area
Heating Applications
Note: Some 3-Phase models can be field converted to single phase operation.
MR-6/13 KW
MR-2/4 KW
MR Series Safety Note
Standard Models
Heavy Duty Metal Sheath Infrared Control Options
CONTROL FEATURES:
(GF-SK-1) Positive “off” and built-in
“on/off” rocker switch illuminates “red”
during operation.
Controls cannot be mounted directly on
unit. Must use 6” minimum threaded
conduit.
Manufactured in U.S.A.
Ground fault protection must be used. To avoid potential hazards use model GF-SK-1 ground fault sensing switch with these heaters.
This device is designed to provide a reliable way to quickly terminate power to the heaters in the event of a ground fault occurrence.
High-Density radiant heat, with 60° symmetric
heat pattern.
ETL Listed for suspended high-bay indoor
applications
Rugged straight metal sheath elements installed,
great for high vibration areas.
• Gold anodized Aluminum housing for efficient,
long term reflectivity & corrosion resistance.
Terminal box with high-temp Silicone wire.
Single or three phase wiring.
”L” brackets included for chain suspension, or
rigid mounting.
UPC#
686334
MODEL
KW BTU’S
VOLTS PHASE
AMPS
WT.
(Lbs.)
Optional Wireguards
3-Ph 1-Ph
UPC#
686334
MODEL
135177
MR-212-1
1.8*
6,143
120
1
N/A
15.0
9.0
449090 HDWG-2
135184
MR-220-1
2.0
6,826
208
1
9.6
135214
MR-224-1
240
8.5
135221
MR-227-1
277
7.2
135238
MR-248-1
480
4.2
135245
MR-257-1
600
3.3
135306
MR-420-1
4.5
15,359
208
1
21.6
15.0
449069 HDWG-4
135320
MR-424-1
240
18.8
135337
MR-427-1
277
16.3
135344
MR-448-1
480
9.5
135351
MR-457-1
600
7.5
135368
MR-620-3
6.0
20,478
208
3 or 1
17.0 29.0
27.0
449076 HDWG-6
135375
MR-624-3
240
14.5 25.0
135382
MR-627-3
277
N/A 21.7
135412
MR-648-3
480
7.5
13.0
135429
MR-657-3
600
5.8
10.0
135115
MR-1320-3
13.5
46,076
208
3
37.5 N/A
43.0
449083 HDWG-13
135122
MR-1324-3
240
33.0
135139
MR-1327-3
277
3 or 1
N/A 48.8
135153
MR-1348-3
480
17.0 29.0
135160
MR-1357-3
600
13.6
N/A
135252
MR-2720-3
27*
92,151
208
3
74.8
288.0
Crated 883047 HDWG-27
135269
MR-2724-3
240
64.8
135283
MR-2748-3
480
32.4
135290
MR-2757-3
600
26.7
UPC
686334 MODEL DESCRIPTION RATING
(VAC)
Dimensions (In)
WT.
(lbs.)
Ht.
Wd.
Dp.
486026 GF-SK-1 Ground Fault
Sensing Switch
208V - 600V
50A 10.3 10.3 5.0 12
589376 DC-SK-1 Disconnect
Switch
120V - 600V
50A
5.0 6.0 4.0 5
