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2SC-STCEnd TErminaTion KiT insTallaTion insTrucTions

THERMAL MANAGEMENT SOLUTIONS EN-Raychem2SCSTC-IM-H57826      03/13

DEScRIpTIONThe 2SC‑STC is a NEMA 4 rated end termination kit designed for use with Raychem 2SC30, 40, 50 (‑CT), 2SC/H30, 40, 50 (‑CT) and 2SC/F30, 40, 50 (‑CR) series heating cables in hazardous locations.This kit may be installed at temperatures as low as –40°F (–40°C). For easier installation, store above freezing until just before installation.For technical support, call Pentair Thermal Management at (800) 545‑6258.

TOOLS REqUIRED• Utilityknife • Diagonalcutters• Wirestrippers • Disposabletowelorrag• Solderingtoolortorch(withsmalltip)• Thomas&BettsWT2000crimptoolorequivalent(P/N273435-000) Crimp tools can be ordered from Pentair Thermal Management.

ADDITIONAL MATERIALS REqUIRED• Glassclothtape: –GT-66forinstallationtemperatureabove40°F(4°C) –GS-54forinstallationtemperatureabove–40°F(–40°C)

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 of the installation instructions.

• Tominimizethedangeroffirefromsustainedelectricalarcingifthe heating cable is damaged or improperly installed, and to comply with the requirements of Pentair Thermal Management, agency certifications, and national electrical codes, ground-fault equipment protection must be used. Arcing may not be stopped by conventional circuit breakers.

• ComponentapprovalsandperformancearebasedontheuseofPentair Thermal Management-specified parts only. Do not use substitute parts or vinyl electrical tape.

• Damagedconductorscanoverheatorshort.Donotbreakconductorwire strands when scoring the jacket or removing insulation.

• Keepcomponentsandheatingcableendsdrybeforeandduringinstallation.

• Useonlyfire-resistantinsulationmaterials,suchasfiberglasswrapor flame-retardant foam.

• Solderingtoolsortorchescancausefireorexplosioninhazardousareas. Be sure there are no flammable materials or vapors in the area before using these tools.

• Wrapexposedconductorswithsuppliedtapestripstopreventshorts.

HealtH Hazard: Hot solder can burn eyes and skin. Fumes during soldering are irritating to eyes and may cause headache and respiratory systemirritationordamage.Prolongedorrepeatedexposuretorosinfluxfumesduringsolderingmayresultinallergicreactioninasensitiveperson,resultinginasthmasymptoms.ConsultMSDSVEN0043forfurtherinformation.

SiliconerubbercompoundPartB,maygenerateflammableandexplosivehydrogengasifitcomesincontactwithanacidic,basicoroxidizingmaterial.Personal contact with the silicone rubber compound may cause slight eye orskinirritation.ConsultMSDSVEN0030andVEN0031forfurtherinformation.

CHEMTREC24-houremergencytelephone: (800)424-9300

Non-emergencyhealthandsafetyinformation: (800)545-6258.

WARNING: CAUTION:

AppROvALSHazardous Locations

(1) for T-Rating, see design documentation

Class I, Div. 2, Groups A, B, C, DClass II, Div. 2, Groups F, GClass III

Ex e II T (1)

-W -W

KIT cONTENTS

Item qty DescriptionA 1 Metal end capB 1 RubbercollarC 3 Tapestrips(2required,1extra)D 1 ETL-END-SEALlabelE 1 Coil of Kester®48coreLFsolderfornickelF 2 Parallel splices (large), spare includedG 2 Parallelsplices(small),spareincludedH 1 KE 1204 silicone rubber potting compound Part AI 1 KE1204siliconerubberpottingcompoundPartBJ 2 Stir sticksK 2 MaterialSafetyDataSheets(notshown)

AE

F

G

H

I

B

DJ

C

THERMAL MANAGEMENT SOLUTIONS EN-Raychem2SCSTC-IM-H57826      03/13 2 / 6

1-1/4 in(32 mm)

3/4 in(19 mm)

18"(46 cm)

3

1 2

• Lightlyscoreouterjacketaroundanddownasshown.• Bendheatingcabletobreakjacketatthescore,thenpeeloff

jacket.

• Remove3/4-inch(19mm)ofbraid.IMpORTANT: For proper function of the kit, do not remove all the braid.

• Allowapproximately18inches(46cm)ofheating cable for this installation.

• Sliderubbercollarontoheatingcable.

Plated copper conductor

Fiberglass braid (2SC, 2SC/H only)

Conductor insulation

Inner jacket

Tinned-copper braid

Outer jacket

Heating cable construction

Heating cable types2SC30, 40 and 50 (‑CT) 2SC/H30, 40 and 50 (‑CT)2SC/F30, 40 and 50 (‑CR)

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3/8 in(10 mm) 5/16 in

(8 mm)Fiberglass braid(only for SC, SC/H)

1 3/8 in(35 mm)

4

• Lightlyscorearoundanddowntoremove3/8-inch(10mm)inner jacket.

• Remove5/16-inch(8mm)insulationandfiberglassbraidtoexposethebareconductors.

• Positioncollar13/8-inch(35mm)fromendofheatingcable.

Crimpsplicetwice

5

6

•Useonlysolderprovidedwithkit.OnlyKester48coreLFhasbeenqualifiedwithSCcables.

• Refertosoldermaterialsafetydatasheetpackagedwithkit.• Heatthespliceusingasolderingtool,orpropaneorMAPPgastorch.

Note: MAPPgasmayberequirediftheconnectionsarebeing soldered at temperatures below –4°F (–20°C). Heat the center of the splice until it is hot enough to melt the solder placed at the end. Allowthesplicetocoolbeforeproceedingtothenextstep.

• Twisttheconductorstogether.• UsetheWT2000crimptoolandappropriatesplicetocrimpheating

cable conductors together (see table).• Crimpsplicetwice.

Thomas & Betts (T&B)

Heating cable Splice Splice crimp Heating cable (1) conductor size catalog no. size tool die

2SC30-CT 18AWG B14-PS-M Small Non-Insul2SC40-CT 16AWG B14-PS-M Small Non-Insul2SC50-CT 14AWG C10-PS-D Large Non-Insul(1) The above table is also applicable for 2SC/H30, 40, 50 (‑CT) and 2SC/F30, 40, 50 (‑CR) heating cables. For replacement spices, call Pentair Thermal Management at (800) 545‑6258.

WARNING: Fire and Health Hazard Soldering tools or minitorches can cause fire or

explosion in hazardous areas. Be sure there are no flammable materials or vapors in the area before using these tools. Follow all site safety guidelines when working in hazardous areas.

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6 in. (15 cm)tape strips

1/4 in (6 mm) min.

Release liner(remove and discard)

1/8 in(3 mm)

1-3/8 in(35 mm)

7

8

9

• Openthetwocontainers:onelabeledPartA,andtheotherPartB.

• Useseparatewoodenstickstostirthecontentsofeach container until smooth and homogeneous.

• PourallthecontentsofthecontainerlabeledPartBintothecontainerlabeledPartAandmixthoroughlyuntil the color is uniform.

WARNING: Health Hazard Refer to silicone rubber material

safety data sheet packaged with kit.

•Wrapthecrimpedconnectionwithtwostripsoftape,covering splice and 1/4 inch (6 mm) of conductor insulation(approximatelythreeoverlappedlayers).DO NOT WRAp THE BRAID WITH TApE

IMpORTANT: To ensure proper electrical insulation, use the specified high temperature Teflon® tape provided withthekit.Donotusecommonvinyltapethatdoesnothaveadequatetemperaturerating.

• Pourthepottingcompoundmixtureinto the metal tube.

• Inserttheheatingcablewith rubber collar into the tube as shown.

•Wipeoffexcessmixture.

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Glass cloth tape

10

WARNING: Fire and Shock Hazard. To prevent cable damage, ensure the

cable does not cross over itself to prevent damage to the jacket and shorting.

• Securetheendsealtothepipeusingglassclothtapeasshown.• InstallETL-ENDSEALlabeloninsulationcladding.• Leavetheseinstructionswiththeenduserforfuturereference.

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