PG442
161-025617-001
OCTOBER, 2003
Type RBC-1 Radiant Heater
For Fixed Overhead Installations
Without Optional Screen
With Optional Screen
Figure 1
Specifications – Table 1
Model
Dimensions
B Width
Wire Ga.
(Min.)
Volts
Watts
Amperage
BTU
A Length
D Depth
RBC-1101
RBC-1108
RBC-1102
RBC-1107
RBC-11034
120
208
240
277
347
1000
1000
1000
1000
1000
8.3
4.8
4.2
3.6
2.9
3412
3412
3412
3412
3412
27.125”
(689 mm)
8.375”
(212 mm)
3.5”
(88.9)
14 Ga
RBC-1151
RBC-1158
RBC-1152
RBC-1157
RBC-11534
120
208
240
277
347
1500
1500
1500
1500
1500
12.5
7.2
6.3
5.4
4.3
5118
5118
5118
5118
5118
35.625”
(905 mm)
8.375”
(212 mm)
3.5”
(88.9)
14 Ga
RBC-1208
RBC-1202
RBC-1207
RBC-12034
RBC-1258
RBC-1252
RBC-1257
RBC-12534
208
240
277
347
208
240
277
347
2000
2000
2000
2000
2500
2500
2500
2500
9.6
8.3
7.2
5.8
12.0
10.4
9.0
6824
6824
6824
6824
8530
8530
8530
8530
8.375”
(212 mm)
3.5”
(88.9)
46.625”
(1184 mm)
14 Ga
14 Ga
8.375”
(212 mm)
3.5”
(88.9)
53.375”
(1356 mm)
7.2
© 2010 Chromalox, Inc.
IMPORTANT INSTRUCTIONS
When using electrical appliances, basic precautions should
always be followed to reduce risk of fire, electric shock and injury
to persons, including the following:
5. Connect to properly grounded outlets or building ground.
6. This heater has hot surfaces. Do not use it in areas where gaso-
line, paint or flammable liquids are used or stored.
1. Read all instructions before using this heater.
2. This heater is hot when in use. To avoid burns, do not let bare
skin touch hot surfaces. Keep combustible materials, such as
furniture and papers at least 7 feet from the front of the heater.
3. Always disconnect heater when not in use.
7. Use this heater only as described in this manual. Any other use
not recommended by the manufacturer may cause fire, electric
shock or injury to persons.
8. In order to prevent equipment damage, protect with a ground
fault device such as Chromalox STAR-GF series monitor.
9. SAVE THESE INSTRUCTIONS
4. Do not use outdoors.
WIRING
Grill Kit Selection Guide
Model
Volts
Watts
Optional Grill Kit
ELECTRIC SHOCK HAZARD. Disconnect all power
before installing or servicing heater. Failure to do
so could result in personal injury or property dam-
age. Heater must be effectively grounded in accor-
dance with the National Electrical Code, NFPA 70.
RBC-1101
RBC-1108
RBC-1102
RBC-1107
RBC-11034
120
208
240
277
347
1000
1000
1000
1000
1000
168-053169-085
RBC-1151
RBC-1158
RBC-1152
RBC-1157
RBC-11534
RBC-1208
RBC-1202
RBC-1207
RBC-12034
RBC-1258
RBC-1252
RBC-1257
RBC-12534
120
208
240
277
347
208
240
277
347
208
240
277
347
1500
1500
1500
1500
1500
2000
2000
2000
2000
2500
2500
2500
2500
All electrical wiring must be done by a qualified
person in accordance with National Electrical Code
(NEC) and meet all state and local regulations.
68-053169-086
1. Use heater only at the voltage specified on the nameplate.
2. Branch circuit wire for connection to heater must be at least
90°C wire. Use copper conductors only.
3. The heater connection points are located in the gasketed termi-
nal enclosure. To remove cover, remove 4 screws on the cover.
Remove the cover to expose wiring connection points.
4. A green ground terminal is provided in the bottom of the enclo-
sure. The ground wire should be connected before other con-
nections are made.
68-053169-087
68-053169-088
5. Refer to Table 1 for proper entrance wiring size.
6. Heater can be wired with rigid or flexible conduit.
MAINTENANCE
Replacement Parts
Model
Volts
Watts
Element
ELECTRIC SHOCK HAZARD. Disconnect all power
before servicing or replacing heating elements.
RBC-1101
RBC-1108
RBC-1102
RBC-1107
RBC-11034
RBC-1151
RBC-1158
RBC-1152
RBC-1157
RBC-11534
RBC-1208
RBC-1202
RBC-1207
RBC-12034
RBC-1258
RBC-1252
RBC-1257
RBC-12534
120
208
240
277
347
120
208
240
277
347
208
240
277
347
208
240
277
347
1000
1000
1000
1000
1000
1500
1500
1500
1500
1500
2000
2000
2000
2000
2500
2500
2500
2500
322-074905-143
322-074905-144
322-074905-145
322-074905-146
322-074905-147
322-074905-148
322-074905-149
322-074905-150
322-074905-151
322-074905-152
322-074905-153
322-074905-154
322-074905-155
322-074905-156
322-074905-157
322-074905-158
322-074905-159
322-074905-160
The reflectors should be kept clean to obtain the maximum
radiant output.
Element Replacement
1. Remove Terminal Box Cover.
2. Disconnect lead wires from heater terminals and disengage box
from conduit /cable fitting.
3. Remove safety grills (if installed).
4. Loosen (2) 3/8” nuts from the terminal box bracket located on
the back of the heater and slide the entire heating element
assembly out of the reflector assembly.
5. Remove bulkhead fitting nut and washers.
6. Remove failed element and replace with a new element.
7. Place gasket on the bulkhead fitting and insert terminals and fit-
ting into the element hole in the terminal box.
8. Place washer and nut on the bulkhead fitting and tighten.
9. Reassemble by following the reverse procedures (steps 4
through 1)
3
Limited Warranty:
Please refer to the Chromalox limited warranty applicable to this product at
2150 N. RULON WHITE BLVD., OGDEN, UT 84404
Phone: 1-800-368-2493
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