Description
The Raychem CRSM 143/36-1000 Cable Repair Sleeve is a wraparound heat-shrink cable repair system designed for restoring damaged outer sheaths of low-voltage power cables up to 1 kV. It allows quick repair without cutting or disconnecting the cable, making it ideal for emergency maintenance and field repairs in underground, outdoor, and industrial installations.
The sleeve uses a rail-and-channel closure system combined with a hot-melt adhesive lining to ensure a strong mechanical bond, moisture sealing, and long-term environmental protection.
Key Features
• Wraparound heat-shrink cable repair sleeve system
• Designed for outer sheath repair and re-jacketing of power cables
• Suitable for low-voltage cables up to 1 kV
• No need to cut or disconnect the existing cable
• Rail & stainless steel channel locking system
• Hot-melt adhesive inner layer for waterproof sealing
• Cross-linked polyolefin construction for durability
• UV-resistant and halogen-free material
• High resistance to moisture, chemicals, and environmental stress
• Suitable for underground and outdoor cable installations
• Provides strong insulation and mechanical protection
• Long service life in harsh operating conditions
Specifications
• Product Type: Cable Repair Sleeve / Wraparound Heat Shrink Sleeve
• Model: CRSM 143/36-1000
• Brand: Raychem (TE Connectivity)
• Voltage Rating: Up to 1 kV (low-voltage applications)
• Material: Cross-linked polyolefin (XLPO)
• Adhesive Type: Hot-melt sealing compound
• Cable Diameter Range: Approx. 33 mm – 86 mm
• Expanded Inner Diameter: ~143 mm
• Recovered Inner Diameter: ~36 mm
• Length: 1000 mm
• Shrink Ratio: > 3:1
• Installation Type: Heat shrink with wraparound rail closure system
• Temperature Range: Suitable for underground and outdoor use
• UV Resistance: Yes
• Chemical Resistance: High resistance to moisture and environmental exposure
• Application: Cable sheath repair, insulation restoration, re-jacketing
• Installation Tool: Heat gun or gas torch required
• Storage Life: Long-term storage under normal conditions
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