Chromalox PG417-3 user manual

Summary of the content on the page No. 1

4 SK
(Supersedes PG417-2) PG417-3
161-048460-001
OCTOBER, 2004
Type SKR Infrared Comfort Heater
Specifications – Table A
Single Phase Power Circuit Amps Dimensions (In.)
Model Watts 120V 208V 240V 275V 480V A B
3 7
SKR-2083 0800 6.7 3.9 3.4 – – 24 /8 22 /8
5 1
SKR-3113 1100 9.2 5.3 4.6 – – 30 /8 29 /8
5 1
SKR-4183 1800 – 8.7 7.5 6.6 – 46 /8 45 /8
3 7
SKR-5253 2500 – 12.00 10.50 9.1 5.3 61 /8 59 /8
3 1
SKR-6303 3000 – 14.40 12.50 10.90 6.3 73 /4 72 /4
3 1
SKR-7363 3600 – 17.30 15.00 13.10 7.5 85

Summary of the content on the page No. 2

INSTALLATION 4. Refer to Figure 2. Assemble one flat lock nut onto one end of each support tube or conduit and thread them into the tapped openings in top of heater. One of these support tubes contains three insulated wire leads. Handle with care to avoid damage 3-1/1/4or 4" octagonal to lead insulation. box to be installed in ceiling at one end of WARNING: Do not cut the support tube for in doing so the heater location. (Cus- minimum 12” clearance to ceiling will be violated resulting in tomer

Summary of the content on the page No. 3

MAINTENANCE WARNING: Hazard of Electric Shock. Disconnect all Before energizing this heater: power before servicing heater. 1. Be sure all electrical connections are tightly made. Hold termi- nal with pliers when tightening screw. TO REMOVE HEATING ELEMENT 2. Be sure that all conductors are properly insulated. 1. Remove terminal cover screws and terminal cover. 3. Be sure that all element assemblies have been properly 2. Disconnect heating element from electrical leads at both ends. replaced, an

Summary of the content on the page No. 4

RENEWAL PARTS IDENTIFICATION 12 78 9 Heating Aluminum 3 4 5 6 Green Element Support Insulation Model Volts kW Element Housing Reflector Grille Short Lead Long Lead Ground Wire Clip Bushing SKR-2083 120 0.8 RTU-2083AV 152-017859-001 234-013411-011 134-017852-001 (0) 175-048142-041 175-048142-042 175-048142-224 SKR-2083 208 0.8 RTU-2083AV 152-017859-001 234-013411-011 134-017852-001 (0) 175-048142-041 175-048142-042 175-048142-224 SKR-2083 240 0.8 RTU-2083AV 152-017859-001 234-013411-011 134-01785