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Cable Repair Sleeve

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Cable Repair Sleeve Specification

Install Type
Heat shrink installation requires a heating gun or torch

Locking Type
Adhesive lined inner wall for sealing

Tensile Strength
>14 MPa

Dielectiric Strength
15 kV/mm

Diameter
Available for cables from 10mm to 50mm

Operating Temperature
-40C to +105C

Rated Temperature
-40C to +105C

Insulation
Double insulation walls

Cable Type
Suitable for LV & MV, XLPE, PVC, and PILC cables

Features
Easy to install, Weatherproof, Corrosion resistant, High durability, UV resistant, Water-tight seal

Weight
Approx. 80150 g (depending on size)

Usage & Applications
Outdoor/indoor cable repair, electrical insulation, waterproof cable jointing

Product Type
Cable Repair Sleeve

Length
Customizable as per application (typically 0.5 to 1.5 meter)

Voltage
Up to 1 kV

Insulation Material
Polyolefin Heat Shrinkable Material

Application
Repair and insulation of damaged cables, outdoor and indoor cable protection

Jacket Material
Cross-linked Polyolefin

Storage Temperature
-20C to +50C

Jacket Color
Black

Dimension (L*W*H)
Depends on cable size; standard: 500mm x 40mm x 2mm

Material
Heat Shrink Polyolefin

Color
Black

Size
Available for various cable diameters: 10mm 50mm

Flame Retardant
Yes

Packaging Type
Individual polybag or bulk as per order

Compliance Standards
IEC 60684, RoHS compliant

Environmental Resistance
Weather, chemical, and abrasion resistant

Custom Sizes Available
Yes

Shrink Ratio
3:1 or 4:1 (Depending on sleeve variant)

Lead Time
2-7 working days after order confirmation

Inner Adhesive Layer
Hot melt adhesive ensures waterproof sealing

Halogen Free
Yes

Shelf Life
Over 24 months in standard storage conditions

UV Resistance
Excellent

Waterproof Standard
IP68 after proper installation

Minimum Shrink Temperature
120C

Elongation at Break
>350%

About Cable Repair Sleeve

Heat Shrink Cable Repair Sleeves is manufactured from High Quality Cross-linked polyolefin material. Heat Shrink Cable Repairing Sleeve is an adhesive lined, wraparound heat shrink that can be easily applied without the need for disconnection. It provides superior environmental sealing, rugged mechanical protection and high performance electrical insulation.

Features & Benefits:

Provides permanent waterproof barrier & environmental seal.
Shrink ratio 3:1.
Chemical, copper corrosion and fungus resistance.
Shut down of system not required for repair.
Hotmelt adhesive provides complete environmental sealing and insulation according to IP 68 (Ingress Protection).
High resistance to UV rays, chemicals, corrosion, fungus, etc.
Significant protection advantages over insulating tape.
Reduces total labour and installation cost.
Stocking only a few sizes will fit most repair needs.
Sleeve can be cut to size in field to suit application.
Custom dimensions available on request.
Can also be offered in optional Medium (GMRS) and Heavy (GHRS) wall versions.

Selection Chart

Gala Code
Cable OD
Length
Overlap Length

(mm)
(mm)
(mm)

GMRS-64
5 - 10
100/200/300
25

GMRS-90
8 - 16
100/200/300
25

GMRS-132
12 - 28
100/200/300
25

GMRS-235
24 - 55
100/200/300
25

GMRS-361
40 - 85
100/200/300
25

GMRS-502
55 - 122
300/400
25

Applications:

Repair of damaged cable jackets.
Retrofit protection of connections.
Connectorized cable repair.
Used in confined spaces underground and ideal for protections of defrayed cable / connectors.
Cable / conduit transitions.
Cable / wire / rope bundles.
Used in communication, Electrical, Utility, Industrial, Shipboard, Offshore, Marine, Wire and Cable industries.

TECHNICAL SPECIFICATION

Properties
Value
Standard

Physical

Tensile Strength
ASTM-D-638
12 N/mm² (Min.)

Elongation
ASTM-D-638
300% (Min.)

Water Absorption
ASTM-D-570
0.15 (Max)

Low Temp. Flexibility
ASTM-D-2671
-55 C

Specific Gravity
ASTM-D-792
1.4

Longitudinal Change
ASTM-D-638
-10%(Max)

Flammability
ASTM-D-2671
Pass

Thermal

Operating Temp.
IEC216
-55 C to +125 C (Outer Wall)

Heat Shock
No dripping, cracking or flowing

@ 250 C 4 hrs
(Outer Wall)

Chemical:

Fungus Resistance
MIL-1-7444
Inert

Copper Corrosion
ASTM-D-2671 B
Good

Copper Corrosion
ASTM-D-2671 B
Good

Electrical

Dielectric Strength
ASTM-D-2671
>15kV / mm

Dielectric Constant
ASTM-D-150
3.0(Max.)

Volume Resistance
ASTM-D-257
10 Ohm / cm (Min)

Superior Cable Protection and Repair

Engineered for maximum durability, the Cable Repair Sleeve offers robust shielding against moisture, UV, chemicals, and abrasion. Its secure 3:1 or 4:1 shrink ratio ensures a tight fit, restoring the integrity of cables in various environments. The flame retardant, halogen-free polyolefin jacket meets international safety standards, making it suitable for a broad spectrum of electrical and environmental conditions.

Waterproof and Weatherproof Sealing

With an inner hot melt adhesive layer, the sleeve delivers a reliable IP68 waterproof seal after proper installation. It resists harsh outdoor elements, extending cable lifespan in challenging weather. Whether used for maintenance or emergency repairs, its water-tight barrier prevents corrosion and electrical fault risks, making it indispensable for cable protection.

Customizable for Diverse Applications

Lengths, diameters, and packaging can be tailored to diverse needs, with sleeves available for cables from 10mm to 50mm. Suitable for PVC, XLPE, and PILC cables in LV and MV classes, its perfect for utilities, industrial settings, and outdoor installations. Fast lead times and varied packaging options support large or small-scale requirements.

FAQs of Cable Repair Sleeve:

Q: How do I properly install the Cable Repair Sleeve for the best waterproofing performance?

A: To ensure an IP68-rated waterproof seal, clean and prepare the damaged cable area, position the sleeve over the section, and heat it evenly using a heat gun or torch. The inner hot melt adhesive melts and flows, sealing the sleeve tightly around the cable. Allow it to cool before handling. Proper installation is crucial for optimal performance.

Q: What are the main benefits of using a heat shrinkable Cable Repair Sleeve compared to traditional repair methods?

A: The sleeve provides double insulation, fast and easy installation, strong mechanical protection, and a water-tight seal. Its flame retardant and halogen-free construction offer enhanced safety, while the products high elongation and UV resistance ensure long-term durability even in harsh outdoor environments.

Q: When should I choose a 3:1 versus a 4:1 shrink ratio for my cable repairs?

A: Select 3:1 shrink ratio for standard cable repairs and 4:1 for cables with greater diameter differences or irregular shaping. The higher ratio is particularly useful for cables with thicker insulation or connectors, ensuring a snug fit and effective sealing.

Q: Where can the Cable Repair Sleeve be used, and what cable types is it compatible with?

A: It is suitable for use both indoors and outdoors, and is compatible with a variety of cables, including LV & MV, PVC, XLPE, and PILC types, typically within the 10mm to 50mm diameter range. The product can be used by electricians, utilities, industrial maintenance teams, and others needing reliable cable protection.

Q: What is the process for ordering a custom size or bulk quantity of sleeves?

A: Custom sizes and bulk orders can be placed by specifying the required cable diameter, length, and preferred packaging (individual or bulk polybags). Lead times range from 2 to 7 working days after order confirmation, making it convenient for large or urgent projects.

Q: How long can the Cable Repair Sleeve be stored before use, and what are the recommended conditions?

A: The sleeve maintains its properties for over 24 months when stored in cool, dry conditions between -20C and +50C. Proper storage ensures the adhesive and shrink characteristics remain effective for future use.

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