Heat-Tracing Systems for Hazardous Division 1 Locations

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Center16. Remove large plug from sealing fitting. Pull heating cable back through component hardware,centering end of outer jacket in sealing fitting opening. Be sure no yellow/green tubing extendsinto seal fitting.17. Position grommet in cavity. Install screws in compression gland and tighten firmly. Be careful notto change position of heating cable in sealing fitting. Screw corrugated tubing onto end ofcompression gland. Install tubing clamp.33
Packing fiber18. Using packing fiber, pack around heating cable, <strong>for</strong>ming a dam to prevent sealing compoundfrom leaking.Note: Make sure the insulation resistance testing iscompleted prior to pouring seals. Refer to Step 11and Section 5.10.2, Figure 1.19. Mix sealing compound according to manufacturer’s recommendation on container. Sealing mixtureshould be a pourable paste. Pour into sealing fitting. Install fitting plug. Stow wires and terminalblock in junction box and install cover.34
Page 1 and 2: RHeat-Tracing Systems forHazardous
Page 3 and 4: Table of Contents1. Introduction1.1
Page 5 and 6: 1.4 Electrical Connections and Comp
Page 7 and 8: Note: Publication NFPA 325 gives ig
Page 9 and 10: Step 7. Determine the heating cable
Page 11 and 12: Table 3. Pipe Heat Loss*Temperature
Page 13 and 14: Graph 1. Thermal Output Ratings for
Page 15 and 16: 3. Electrical DesignNote: Ground-fa
Page 17 and 18: Table 5. Circuit Breaker Selection
Page 19 and 20: 4.2 Core SealingThere are two appro
Page 21 and 22: F MA PROVED(S E NOTE 1)RLISTED3 5S
Page 23 and 24: Heating cable minimum bend radius:T
Page 25 and 26: 5.3.7 Valve (typical)Glass tape(typ
Page 27 and 28: 5.3.10 Pipe Bar Hanger;;Bar hanger;
Page 29 and 30: 5.5 HAK-C-100 Connection Kit Descri
Page 31 and 32: Cut18"WARNING: Correct grommet must
Page 33 and 34: 1/4"3/4"9. For solid-core heating c
Page 35: 14. Fasten terminal to ground lug i
Page 39 and 40: 5.9 Power Supply and Electrical Pro
Page 41 and 42: Test ATest B+ -Figure 2 . Postinsul
Page 43 and 44: 6.2 TroubleshootingSymptoms Probabl
Page 45 and 46: 7. Answers to Frequently Asked Ques
Page 47 and 48: What happens if the end user does n
Page 49 and 50: Appendix B: Alternate Voltage Adjus
Page 51 and 52: Appendix D: Heat-Shrink Core Sealer
Page 53 and 54: 8. Slide on black heat-shrinkable t
Page 55 and 56: Appendix F: FM Required Division 1
Page 57 and 58: Appendix H: BTV Heating Cable Selec
Page 59 and 60: 56Material Group °F °CCyclohexano
Page 61 and 62: Material Group °F °CNitroethane C

Heat-Tracing Systems for Hazardous Division 1 Locations

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