Nelson Heat Trace LT-ME, LT-T, LT-ST, LT-SS, LT-P Installation Guide
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NELSON™ HEAT TRACING SYSTEMS
INSTALLATION
LT-HSS SPLICE KIT INSTRUCTIONS
DESCRIPTION
The LT-HSS Splice Kit is for use with braided versions of
Nelson Heat Tracing Systems’ type HLT heater cables in
ordinary and hazardous areas.
STRIPPING PROCEDURES
102mm (4")
n Unravel approximately 102mm (4”) of braid
to form a ground strap.
!
DO NOT CUT BUS WIRES
KIT CONTENTS
5 Uninsulated Splice Connectors
10 Insulated Splice Connectors
5 Shrink Tubes, 13mm (0.5”) diameter, 152mm (6”) length
q Shave core material from the outside of
each bus wire.
51mm (2")
o Lightly cut around heater outer jacket 51mm (2")
from the end. Lightly cut the outer jacket up the
center between the first cut mark & the cable end.
Bend cable to break outer jacket.
p Remove jacket from the heater cable.
r Starting at the end, pull each bus wire away
from the core material and remove exposed core
material.
t Repeat steps 1-5 for both heater cables.
u Proceed to “Shrink Tube Procedures”, sheet 2.
P.O. BOX 726 TULSA, OK 74101 TEL 918-627-5530 FAX 918-641-7336 www.nelsonheaters.com
GA-1439 Rev. 3
Sheet 1 of 2
December 2005
NELSON™ HEAT TRACING SYSTEMS
INSTALLATION
LT-HSS SPLICE KIT INSTRUCTIONS
SHRINK TUBE PROCEDURES
32mm (1.25")
n Position both heater cables with the ground braid on
the same side. Remove 32mm (1.25”) of bus wire
from each heater cable to offset for insulated splice
connectors.
Shrink Tube
p Center the shrink tube over the connectors leaving
the braid straps exposed. Shrink with heat gun until
completely shrunk. A uniform bead of glue should
appear around the ends of the shrink tube.
o Slide a shrink tube over one of the heater cables.
Crimp an insulated splice connector to each bus
wire connecting the two heater cables together.
Nelson Heat Tracing Systems products are supplied with a limited warranty. Complete Terms and Conditions may be found on Nelson's
website at
P.O. BOX 726 TULSA, OK 74101 TEL 918-627-5530 FAX 918-641-7336 www.nelsonheaters.com
GA-1439 Rev. 3
Sheet 2 of 2
December 2005
www.nelsonheaters.com.
q If necessary, cut excess length from braid straps.
Crimp the braid straps together into an uninsulated
splice connector. Secure the connector at the
indented area with one and a half wraps of
fiberglass tape (not included in kit).
NELSON™ HEAT TRACING SYSTEMS
LT-HST TEE SPLICE KIT
INSTALLATION
INSTRUCTIONS
DESCRIPTION
The LT-HST Tee Splice Kit is for use with braided
versions of Nelson Heat Tracing Systems’ type HLT
heater cables in ordinary and hazardous areas.
STRIPPING PROCEDURES
102mm (4")
n Unravel approximately 102mm (4”) of braid
to form a ground strap.
!
DO NOT CUT BUS WIRES
KIT CONTENTS
5 Wire Ties
2 Tubes of Silicone
5 Uninsulated Splice Connectors
10 Insulated Splice Connectors
5 Shrink Tubes, 13mm (0.5”) diameter, 152mm (6”) length
q Shave core material from the outside of
each bus wire.
51mm (2")
o Lightly cut around heater outer jacket 51mm (2")
from the end. Lightly cut the outer jacket up the
center between the first cut mark & the cable end.
Bend cable to break outer jacket.
p Remove jacket from the heater cable.
r Starting at the end, pull each bus wire away
from the core material and remove exposed core
material.
t Repeat steps 1-5 for all heater cables.
u Proceed to “Shrink Tube Procedures”, sheet 2.
P.O. BOX 726 TULSA, OK 74101 TEL 918-627-5530 FAX 918-641-7336 www.nelsonheaters.com
GA-1484 Rev. 2
Sheet 1 of 2
September 2005
NELSON™ HEAT TRACING SYSTEMS
LT-HST TEE SPLICE KIT
INSTALLATION
INSTRUCTIONS
SHRINK TUBE PROCEDURES
BB
32mm (1.25")
A A
n Position three heater cables with the ground braid on
the same side. Remove 32mm (1.25”) of bus wire
from each heater cable to offset for the insulated
splice connectors.
Shrink Tube
Wire Tie
q Center the shrink tube over the connectors leaving
the braid straps exposed. Shrink with heat gun until
completely shrunk. A uniform bead of glue should
appear around the ends of the shrink tube.
r Fasten a wire tie around the two heater cables to
hold in place.
VIEW A-A
VIEW B-B
Silicone
o Slide a shrink tube over the single heater cable side.
Twist bus wires together from the two heater cables
and crimp into insulated splice connectors, then
connect to the single heater cable.
p Inject a generous amount of silicone between the
two heater cables forming a moisture barrier.
s If necessary, cut excess length from braid straps.
Crimp the braid straps together into an uninsulated
splice connector. Secure connector at the indented
area with one and a half wraps of fiberglass tape
(not included in kit).
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.
P.O. BOX 726 TULSA, OK 74101 TEL 918-627-5530 FAX 918-641-7336 www.nelsonheaters.com
GA-1484 Rev. 2
Sheet 2 of 2
September 2005
NELSON™ HEAT TRACING SYSTEMS INSTALLATION
LT-MP POWER END TERMINATION KIT
DESCRIPTION
The LT-MP Power End Termination Kit is for use with all
versions of Nelson Heat Tracing Systems’ LT, CLT, HLT and
NC heater cables. Compatible for use with any vendor’s heater
cables smaller than 11mm (0.44”) diameter.
OVERJACKET PRODUCTS
For Braided Products proceed to step 4 below.
!
WARNING:
DO NOT CUT BRAID
127mm (5")
n Lightly cut around heater overjacket 127mm (5")
from the end. Bend cable to break the overjacket.
o Lightly cut overjacket up the center between first
cut mark and the cable end. Bend cable to break the
overjacket.
r At the bulge, separate the braid to make an opening.
INSTRUCTIONS
KIT CONTENTS
5 Power Terminations
1 Tube of Silicone
s While bending the heater cable, work it through the
braid opening.
p Remove overjacket from heater cable.
q Move braid back toward the overjacket,
creating a bulge.
P.O. BOX 726 TULSA, OK 74101 TEL 918-627-5530 FAX 918-641-7336 www.nelsonheaters.com
t Pull the braid tight.
u Proceed to “LT, CLT & HLT Products”, sheet 2.
114mm (4.5")
GA-1451 Rev. 6
Sheet 1 of 4
September 2005
NELSON™ HEAT TRACING SYSTEMS INSTALLATION
LT-MP POWER END TERMINATION KIT INSTRUCTIONS
FOR ALL NELSON LT, CLT & HLT PRODUCTS
(See sheet 3 for an alternate method of HLT products.)
102mm (4")
n Lightly cut around cable outer jacket 102mm (4")
from the end. Bend cable to break outer jacket.
o Lightly cut the outer jacket up the center between
the first cut mark & the cable end. Bend cable to
break outer jacket.
p Remove the jacket from the heater cable.
r Starting at the end, pull each bus wire away from
the core material.
s Remove exposed core material.
t Cut 6mm (0.25") off the end of each bus wire.
u Proceed to “Power Termination” on sheet 7.
!
DO NOT CUT BUS WIRES
q Shave the core material from the outside of each
bus wire.
P.O. BOX 726 TULSA, OK 74101 TEL 918-627-5530 FAX 918-641-7336 www.nelsonheaters.com
GA-1451 Rev. 6
Sheet 2 of 4
September 2005
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