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EMERSON Instruction Sheet GA-1887, PLT-LPM Connection Kit

Summary

This technical manual details the use of the Power Connection Kit, providing a robust solution for safely installing and electrically terminating Nelson Heat Tracing System cables. It offers comprehensive step-by-step instructions covering multiple cable types—braided, overjacketed, and base—from mounting stand-offs at pipe locations to achieving secure power terminations. This resource is essential for professional electrical installers who need quick, compliant, and reliable methods for grounding and connecting heat tracing systems without requiring a full junction enclosure setup.

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NELSON™ HEAT TRACING SYSTEMS INSTALLATION PLT-LPM POWER CONNECTION KIT WITHOUT ENCLOSURE INSTRUCTIONS

DESCRIPTION KIT CONTENTS The PLT-LPM Power Connection Kit without Enclosure Conduit Locknut 1 Power Termination

is for use with all versions of Nelson Heat Tracing Sealing Grommet 1 Box Adapter Systems’ LT, CLT, HLT and NC heater cables. Stand-off 1 Terminal Block Compatible for use with any vendor’s heater cables End Seal 1 Gasket smaller than 11mm (0.44”) diameter. Tube of Silicone 1 Uninsulated Splice

Connector

Power Termination

Terminal Block

Silicone

Box Cover Gasket

Box Cover

*Ground Locknut

*Junction Box

*Conduit & Drain

*Flex Conduit

*Heater Cable

Conduit Locknut *Label

Gasket

Box Adapter

**Sealing Grommets J-Grommet - Overjacket Products

**Sealing Grommet B-Grommet - Base Products

U-Grommet - Double Entry or non-standard construction (For dual connections 1 additional power termination Stand-off and end seal have been included in this kit.)

*Insulated Ground Wire

End Seal

*Heater Cable; braid optional

For Braided Heater Cables Only:

Uninsulated Splice Connector (see warnings)

(CSA - Ordinary Areas Only)

*Pipe Clamps

*ITEMS NOT INCLUDED IN KIT (Customer supplied junction box must be approved for this application.)

Note: This detail shows external grounding of braid. For internal grounding of braid (overjacket product), see sheet 8.

WARNINGS: • Canadian Div. 2 Hazardous installations must use internal ground connection of braid. See sheet 8. • Article 427 of the National Electric Code requires that all heaters shall have metal coverings and be provided with branch circuit ground-fault protection. • If nuisance tripping of ground fault breakers occurs due to condensation in the junction box, electrical connections should be moisture proofed by use of a coating or sealant.

P.O. BOX 726 TULSA, OK 74101 TEL 918-627-5530 FAX 918-641-7336 www.nelsonheaters.com

GA-1887 Rev. 3 Sheet 1 of 8 September 2005

Page Summary Contents For EMERSON Instruction Sheet GA-1887, PLT-LPM Connection Kit

Page 1 NELSON™ HEAT TRACING SYSTEMS INSTALLATION PLT-LPM POWER CONNECTION KIT WITHOUT ENCLOSURE INSTRUCTIONS DESCRIPTION KIT CONTENTS The PLT-LPM Power Connection Kit without Enclosure Conduit Locknut 1 Powe...
Page 2 NELSON™ HEAT TRACING SYSTEMS INSTALLATION PLT-LPM POWER CONNECTION KIT WITHOUT ENCLOSURE INSTRUCTIONS STAND-OFF POSITIONING Section View A A (recommend installing at the WARNING: 4 or 8 o'clock positi...
Page 3 NELSON™ HEAT TRACING SYSTEMS INSTALLATION PLT-LPM POWER CONNECTION KIT WITHOUT ENCLOSURE INSTRUCTIONS BRAIDED PRODUCTS While bending the heater cable, work it through the braid opening. see step 1 for...
Page 4 NELSON™ HEAT TRACING SYSTEMS INSTALLATION PLT-LPM POWER CONNECTION KIT WITHOUT ENCLOSURE INSTRUCTIONS OVERJACKET PRODUCTS WARNING: DO NOT CUT BRAID 127mm (5") Lightly cut around heater overjacket...
Page 5 NELSON™ HEAT TRACING SYSTEMS INSTALLATION PLT-LPM POWER CONNECTION KIT WITHOUT ENCLOSURE INSTRUCTIONS BASE LT, CLT & HLT PRODUCTS (See sheet 6 for an alternate method of HLT products.) 102mm (4&qu...
Page 6 NELSON™ HEAT TRACING SYSTEMS INSTALLATION PLT-LPM POWER CONNECTION KIT WITHOUT ENCLOSURE INSTRUCTIONS HLT PRODUCTS ALTERNATE METHOD 102mm (4") Lightly cut around heater outer jacket 102mm (4&quot...
Page 7 NELSON™ HEAT TRACING SYSTEMS INSTALLATION PLT-LPM POWER CONNECTION KIT WITHOUT ENCLOSURE INSTRUCTIONS POWER TERMINATION 13mm (0.5") WARNING: • Bus wires must not touch or cross while inserting in...
Page 8 NELSON™ HEAT TRACING SYSTEMS INSTALLATION PLT-LPM POWER CONNECTION KIT WITHOUT ENCLOSURE INSTRUCTIONS POWER CONNECTION Braid Terminal Block Ground Wire Power Termination Box Adapter Conduit Locknut TE...