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NELSON™ HEAT TRACE
DESCRIPTION
The HCSK Heater Cable Termination Kit provides both
end seal and power end seal to terminate a single length of
heating cable. This kit is designed for use with all
wattages of Nelson Heat Trace LT-J, LT-JT, UT-1, QLT-J,
HLT-J and XLT-J heater cables. These instructions are to
be used together with the installation and maintenance
instructions for self-regulating heater cable (GA-1765).
KIT CONTENTS
1 Power Termination, 101.6mm (4.00”)
1 End Seal
1 Tube of Silicone
1 G/Y Tubing, 9.5mm (0.38”) diameter, 152mm (6”)
length
* Locknut
Cable
Enclosure
* Gland Fitting Body
* Retaining Cap
* Sealing Grommet
Power Termination
G/Y Tubing
End Seal
To prevent electrical arcing and fire hazard, all cable
connections and electrical wiring connections should
be sealed against moisture. This includes the use of
proper cable sealing kits and the moisture proofing of
all wire connections.
The metal sheath/braid of the heater cable must be
connected to a suitable ground path.
!
CAUTION:
*ITEMS NOT INCLUDED IN KIT
HCSK HEATER CABLE SEALING KIT
1. Install gland fitting body on selected enclosure. For enclosures without threaded hubs, install the connector and secure
with locknut as shown in the diagram above.
2. Verify correct grommet for application.
3. Slide the retaining cap over the end of cable to be terminated.
4. Insert the cable through the grommet/gland fitting body and into the enclosure allowing enough cable to complete
termination of the cable.
5. Tighten retaining cap securely to gland fitting body. To avoid possible leaks, be careful not to over-tighten.
6. Terminate heating cable per instructions, see page 2.
INSTALLATION
INSTRUCTIONS
TULSA, OK 74101 TEL 918-627-5530 FAX 918-641-7336 www.nelsonheaters.com
GA-2303 Rev. 3
Sheet 1 of 5
March 2016
Page 2
NELSON™ HEAT TRACE INSTALLATION
165mm (6.5")
Do Not Cut Braid
!
WARNING:
178mm (7")
HCSK HEATER CABLE SEALING KIT
HEATING CABLE PREPARATION
1. Lightly cut around heater overjacket 178mm (7")
from the end. Bend cable to break the overjacket.
2. Lightly cut overjacket up the center between first cut
mark and the cable end. Bend cable to break the
overjacket.
5. At the bulge, separate the braid to make an opening.
INSTRUCTIONS
3. Remove overjacket from heater cable.
6. While bending the heater cable, work it through the
braid opening.
4. Move braid back toward the overjacket,
creating a bulge.
7. Pull the braid tight.
GA-2303 Rev. 3
Sheet 2 of 5
March 2016
TULSA, OK 74101 TEL 918-627-5530 FAX 918-641-7336 www.nelsonheaters.com
Page 3
NELSON™ HEAT TRACE INSTALLATION
152mm (6")
!
WARNING:
Do Not Cut Bus Wires
HCSK HEATER CABLE SEALING KIT
HEATING CABLE PREPARATION
8. Lightly cut around cable outer jacket 152mm (6")
from the end. Bend cable to break outer jacket.
9. Lightly cut the outer jacket up the center between
the first cut mark & the cable end. Bend cable to
break outer jacket.
12. Starting at the end, pull each bus wire away from the
core material.
13. Remove exposed core material.
INSTRUCTIONS
14. Cut 6mm (0.25") off the end of each bus wire.
10. Remove the jacket from the heater cable.
11. Shave the core material from the outside of each
bus wire.
TULSA, OK 74101 TEL 918-627-5530 FAX 918-641-7336 www.nelsonheaters.com
15. Proceed to “Power Termination Installation” on
sheet 5.
GA-2303 Rev. 3
Sheet 3 of 5
March 2016
Page 4
NELSON™ HEAT TRACE INSTALLATION
Bus wires must not touch or cross while
inserting into power termination.
Only power terminations specifically
approved for the vendors' style and type of
heater cable must be used.
Do not megger or hi-pot until silicone is
completely cured.
Braid must be kept away from bus wires or
shorting will occur.
!
WARNING:
Ground Braid
Heater Cable
Ground
Phase
Phase
or
Neutral
Terminal Blocks
!
WARNING:
HCSK HEATER CABLE SEALING KIT
POWER TERMINATION INSTALLATION
5. Push power termination to overlap jacket.
6. The silicone will set up in about 30 minutes with a
1. Insert guide tubes into power termination fitting.
Note: XLT cable will need to be installed without the
assistance of guide tubes.
INSTRUCTIONS
complete cure after 24 hours.
2. Insert bus wires into guide tubes.
3. Remove guide tubes.
4. Squeeze power termination opening and fill with
silicone.
7. Slide green/yellow tubing over ground braid before
terminating heater to customer supplied terminals.
ELECTRICAL WIRING
TULSA, OK 74101 TEL 918-627-5530 FAX 918-641-7336 www.nelsonheaters.com
GA-2303 Rev. 3
Sheet 4 of 5
March 2016
Page 5
NELSON™ HEAT TRACE INSTALLATION
Fiberglass Tape
(not included in kit)
apply silicone here
!
WARNING:
Only end seals specifically approved
for the vendor's style and type of
heater cable must be used.
Note: The end seal is limited to exposure temperatures of 191oC
(375oF). The HEC100 or HEL100 kits can be used to terminate the
cable off the pipe in higher exposure temperature situations
HCSK HEATER CABLE SEALING KIT
INSTRUCTIONS
END SEAL INSTALLATION
3. Squeeze the end seal and fill with silicone.
4. Push end seal over the heater cable. The end seal
should overlap the overjacket.
5. The silicone will set up in about 30 minutes with a
complete cure after 24 hours.
1. Remove 13mm (0.5") of overjacket exposing the braid
then remove the 13mm (0.5") of exposed braid.
2. Make a 10mm (0.4") cut at the end of the heater cable.
Compliance with the Essential Health and Safety Requirements has been assured by compliance with:
ATEX: EN 60079-0:2012+A11:2013, EN 60079-30-1:2007, EN 60079-7:2007, EN 60079-31:2014
IECEx: IEC 60079-0:2011, IEC 60079-30-1:2007, IEC 60079-7:2006, IEC 60079-31:2013
IECEx KEM 07.0041
0344 Ex e IIC T6…T5* Gb for LT / UT-1 Series
KEMA 07ATEX0124 Ex e IIC T3 Gb for HLT / QLT / XLT Series
Ex tb IIIC T80oC…T95oC* Db for LT / UT-1 Series
II 2 G D Ex tb IIIC T195oC Db for HLT / QLT / XLT Series
-40ºC Tamb 55ºC
IP66
* For temperature code see heating cable or design information
Nelson Heat Tracing Systems products are supplied with a limited warranty. Complete Terms and Conditions may be found on Nelson's
website at www.nelsonheaters.com. Nelson is a trademark of Emerson Industrial Automation, 2 Connecticut South Dr, East Granby, CT,
06026.
TULSA, OK 74101 TEL 918-627-5530 FAX 918-641-7336 www.nelsonheaters.com
GA-2303 Rev. 3
Sheet 5 of 5
March 2016
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