Instruction Manual for nVent models including: XL-Trace Edge, RaySol, WFP, GM, HWAT, IceStop, XL-Trace Edge Self Regulating Heating Cable, XL-Trace Edge, Self Regulating Heating Cable, Regulating Heating Cable, Heating Cable

[PDF] FTC-HST-PLUS - nVent

An nVent RAYCHEM RayClic-E end seal or WHES end seal for nVent RAYCHEM RIM systems is required when using FTC-HST-PLUS as a tee kit. These installation.


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RAYCHEM-IM-H54592-FTCHSTPLUS-EN ?srsltid=AfmBOopecTP2vnpJYYggmG0 6cbTsJjAo5Ww9hO4OPbe8hPIyT6nczck
FTC-HST-PLUS
XL-Trace Edge, RaySol, WFP, GM, HWAT and IceStop Splice/Tee Connection Installation Instructions

DESCRIPTION
The nVent RAYCHEM FTC-HST-PLUS is for use with heating cables to make splice and tee connections. The kit contains materials for two splice or two tee connections. An nVent RAYCHEM RayClic-E end seal or WHES end seal for nVent RAYCHEM RIM systems is required when using FTC-HST-PLUS as a tee kit. These installation instructions should be used in conjunction with the nVent RAYCHEM XL-Trace Edge, RaySol, WFP, HWAT and IceStop Installation and Operation Manuals. For technical support, contact your nVent representative or call nVent at (800) 545.6258.
KIT CONTENTS

APPROVALS
Pipe Heating System 718K, ALSO LISTED De-icing and Snow Melting Equipment 877Z, AND De-icing and Snow Melting Equipment FOR USE IN HAZARDOUS LOCATION E538285 Hazardous Location Class I Div. 2 Group A, B, C, D T6 when installed with GM-1XT and GM-2XT only ­40°C  Tambient  +40°C

Item Qty

A4

B

4

C6

D 16

E

2

F

2

G2

H2

Description Insulated bus wire crimps Uninsulated braid crimps; 2 large, 2 small Cable ties Mastic strips End plugs Heat-shrinkable tubes (5 in long, 1.5 inch diameter) Black cloth tapes (6 in long) Clamp tie

TOOLS REQUIRED

·Diagonal cutters

·Needle nose pliers

·Utility knife

·Heat gun or torch

·Crimp tools (Ideal 30-429 and T&B WT112M or WT2000)

·Hammer and nail (for gutter/downspout applications only)

Important: First verify heating cable is appropriate for the application. The cable type is printed on the outer jacket:

IceStop and WFP XL-Trace Edge RaySol HWAT

Roof and gutter de-icing Above ground pipe freeze protection Floor warming Hot water temperature maintenance

GF H

A B C D E
E

GF H

A B C D E
E

The minimum installation temperature for the FTC-HST-PLUS splice and tee is 0°F (­18°C).

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WARNING:
This component is an electrical device that must be installed correctly to ensure proper operation and to prevent shock or fire. Read these important warnings and carefully follow all the installation instructions.
· To minimize the danger of fire from sustained electrical arcing if the heating cable is damaged or improperly installed, and to comply with the requirements of nVent, agency certifications, and national electrical codes, ground fault equipment protection must be used. Arcing may not be stopped by conventional circuit breakers.

· Bus wires will short if they contact each other. Keep bus wires separated.
· Keep components and heating cable ends dry before and during installation.
· The black heating cable core is conductive and can short. It must be properly insulated and kept dry.
· Component approvals and performance are based on the use of nVent-specified parts only. Do not use substitute parts or vinyl electrical tape.
· Leave these instructions with end user for reference and future use.

CAUTION:
Health hazard: Overheating heat-shrinkable tubes will produce fumes that may cause irritation. Use adequate ventilation and avoid charring or burning. Consult SDS at nVent.com for further information. CHEMTREC 24-hour emergency telephone: (800) 424.9300 Non-emergency health and safety information: (800) 545.6258.

RAY3122

ITCSN

AVERTISSEMENT :
Le câble chauffant électrique doit être installé correctement pour éviter les risques d'incendie ou de décharge électrique. Lisez attentivement les mises en garde suivantes et suivez les instructions d'installation.
· Pour réduire le danger d'incendie causé par un arc électrique continu, si le câble chauffant est endommagé ou mal installé, et pour être conforme avec nVent, les organismes de certification et les codes applicables, il est impératif d'utiliser une protection par disjoncteur différentiel. Un disjoncteur ordinaire peut ne pas être assez sensible pour prévenir les arcs continus.
· Les fils omnibus peuvent être courtcircuités s'ils se touchent. Tenez les fils omnibus éloignés les uns des autres

· Les composants et les terminaisons du câble chauffant doivent être tenus au sec avant et pendant l'installation.
· Le noyau du câble chauffant noir est conducteur et peut occasionner des courts-circuits. Il doit être correctement isolé et gardé à sec.
· Les homologations et les performances des composants sont basées sur l'utilisation de pièces spécifiées par nVent seulement. N'utilisez pas de pièces de rechange ou de ruban isolant en vinyle.
· Laisser ces instructions d'installation à l'utilisateur pour référence ultérieure.

MISE EN GARDE :
Danger pour la santé : La surchauffe des gaines thermorétractables produit des fumées qui peuvent provoquer des irritations. Utilisez une ventilation adéquate et évitez de les carboniser ou de les brûler. Consulter les fiches techniques santé-sécurité RAY3122 et ITCSN pour plus d'informations. Téléphone en cas d'urgence 24 heures sur 24 de CHEMTREC : (800) 424.9300 Renseignements non urgents en matière de santé et de sécurité : (800) 545.6258

RAY3122

ITCSN

nVent.com/RAYCHEM | 3

XL-TRACE EDGE, RAYSOL, WFP, GM AND ICESTOP SPLICE OR TEE CONNECTIONS
The instructions are shown for a tee connection. Splice connections are done the same way, without the third heating cable section. Maximum three cables can be installed.
HEATING CABLE CONSTRUCTION

1

Braid

Inner jacket Core

12 in

Outer jacket

Bus wires

IceStop, XL-Trace Edge and RaySol Heating Cables

· Allow 12 in of extra heating cable as shown. If necessary trim cables evenly.

2

3

2 in

2 in

· Lightly score completely around and then down outer jacket.
· Bend heating cable to break jacket at score then peel off outer jacket.

Do not cut braid or inner jacket. Ne coupez pas la tresse ou la gaine intérieure

· Unravel the braid back 2 inches. · Position braid on same side of each heating cable section. · Straighten the braid and twist into a "pigtail".

4

5

· At the end of each heating cable section lightly score completely around and down inner jacket.

1 in

· HWAT ONLY; otherwise go to step 5. · Using wire cutters, cut away aluminum wrap.
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·
Do not cut bus wires. Ne coupez pas ou n'endommagez pas les fils omnibus.

Bend heating cable to break jacket at score, then peel off inner jacket.

6
¼ in
¼ in · Notch core at the end. · Twist back and peel bus wires from core.
7
· Score between bus wires at base jacket.
· Bend core to break free at base jacket.

Do not cut bus wires. Ne coupez pas ou n'endommagez pas les fils omnibus.
8
1 in

· Peel core and any remaining material from bus wires.
9
Mastic

Repeat steps 2 through 6 for other heating cable sections.

Mastic 2 in ¼ in

· Use clean gloves. · Remove release paper from mastic strip. · Don't let dirt or particles get into mastic. · Wrap a piece of mastic around the outer jacket on each
heating cable section.

· Remove release paper from mastic strip.
· Wrap a piece of mastic around the end of each heating cable section and position as shown.

Pinch

· Pinch the mastic in the center to completely seal the core at the end of each heating cable.

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10
· Carefully align the heating cable sections and place them together.
· Press mastic strips firmly together.
11

9 in 6 in
· Fasten with a cable tie at each of the two positions shown. ¼ in

· Twist the braid pigtails together firmly.

· Slide uninsulated crimp over braid to within ¼ inch of heating cable as shown.

· Crimp the braid, using the Ideal crimp tool.
· Crimp firmly to ensure the crimp is not loose.

Note: Use the large crimp for the HWAT cables and the small crimp for the other cables.

· Cut off the extra braid.

12
Black tape

13
· Select one bus wire from each cable section and twist the wires together firmly.

· Fold the crimped braid back against the heating cables. · Wrap black cloth tape evenly around crimp and heating
cables. Cover crimp completely.
CAUTION: Ensure flat surface of crimp touches cables in order to have a less bulky shape. MISE EN GARDE : S'assurer que la surface plane du sertissage touche les câbles afin d'obtenir une forme moins encombrante.

· Repeat with remaining bus wires. Be careful not to twist together bus wires from the same heating cable.
· Use insulated bus wire crimps and T&B crimp tool (Insulated cavity section) to crimp each set of bus wires together firmly to ensure crimps are not loose.
CAUTION: Ensure there is no visible damage to the insulation layer of two crimps. After crimping, pull on crimp connection to check tightness. MISE EN GARDE : S'assurer qu'il n'y a pas de dommages visibles sur la couche d'isolation de deux sertissages. Après le sertissage, tirer sur la connexion pour vérifier l'étanchéité.

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14
Mastic
Mastic ½ in

15

Align the edge of tubing with the end plug flange

Mastic

5 in long tubing

· First check that there are no cracks or damage to end plug. Slide end plug over bus wire crimps all the way and push firmly toward mastic.
· Wrap one piece of mastic around open end of end plug so half of width covers end of plug and half covers cables.
· Apply second piece of mastic like the first one to completely cover end of plug. Press mastic pieces together and into plug and wire mastic pieces.
16

· Slide in the 5 inch heat shrink tube and align it with the flange of end plug, then start heating by a heat gun from the end plug toward the cables.

· Apply heat with heat gun or torch for at least 5 minutes or until tubing is completely shrunk. Start from end plug towards cables. Ensure heat shrink is completely shrunk in each section, especially around mastic.
· Preferably apply heat in well ventilated area or outdoors. · Be careful not to burn or damage cable jacket, heat shrink
tubing, or end plug. · The edge of the heat shrink tube may shrink and have a gap
with the flange of end plug which is acceptable.
CAUTION: To avoid burns allow heated sections to cool before touching. MISE EN GARDE : Pour éviter les brûlures, laisser refroidir les zones chauffées avant de les toucher.

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17A For applications except IceStop in gutters and downspouts.

17B IceStop gutter and downspout applications.

Secure end of connection to heating cable
· After the connection has cooled, fold over the connection and fasten it with the third cable tie.
17C For RaySol splice applications in conduit.

GM-RAKE
· Secure heating cable with down-spout hanger (GM-RAKE).
· Fasten clamp tie to center of connection. · Use a hammer, nail, and clamp tie to
secure connection and keep it off of the gutter bottom as shown.
CAUTION: For cleaning, first disconnect the power, and cover the splice area before washing. Preferably avoid pressure washing on the splice area. MISE EN GARDE : Pour le nettoyage, il faut d'abord débrancher l'alimentation et couvrir la zone d'épissure avant de la laver. Il est préférable d'éviter le lavage sous pression de la zone de jonction.

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HEATING CABLE CONSTRUCTION 1 HWAT

1A HWAT Splice

Modified polyolefin outer jacket Tinned-copper braid Polymer-coated aluminum wrap Modified polyolefin inner jacket
Self-regulating conductive core
Nickel-plated copper bus wires

36 in
· Allow 36 inches of extra heating cable as shown.

1B HWAT Tee

2A HWAT Tee

18 in

30 in

· Allow 48 inches of extra heating cable as shown.
2B HWAT Splice

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North America
Tel +1.800.545.6258 thermal.info@nVent.com

Europe, Middle East, Africa
Tel +32.16.213.511 thermal.info@nVent.com

Asia Pacific
Tel +86.21.2412.1688 cn.thermal.info@nVent.com

Latin America
Tel +1.713.868.4800 thermal.info@nVent.com

©2025 nVent. All nVent marks and logos are owned or licensed by nVent Services GmbH or its affiliates. All other trademarks are the property of their respective owners. nVent reserves the right to change specifications without notice.
RAYCHEM-IM-H54592-FTCHSTPLUS-EN-2503

nVent.com/RAYCHEM
P000004434



References

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