Heat shrink terminations have become the industry standard for medium-voltage cable accessories due to their robust performance in harsh environments. Unlike cold-shrink alternatives, heat shrink kits deliver:
Feature |
Benefit |
ZnO Stress Control Layer |
Uniform electric field grading, minimal partial discharge |
Cross-linked Polyolefin/EVA |
High dielectric strength, low tracking, UV/chemical resistance |
Wide Voltage Range |
6.35 kV to 42 kV coverage for 1-core and 3-core cables |
Operating Temperature |
–40 °C to +125 °C, suitable for indoor and outdoor installations |
Standards Compliance |
IEEE-48 Class I, IEC 60055-1, HD 629.2-S1 certifications |
·Material Composition: Cross-linked polyolefin or EVA with adhesive-lined inner walls for moisture sealing.
·Insulation Thickness: Designed for optimal creepage distances and dielectric strength up to 69 kV in specialized kits.
·Shrink Ratio: Typically 2:1 to 3:1, ensuring tight fit over irregular conductors without excess material.
1、Medium-Voltage Switchgear and Transformers
Reliable terminations in confined indoor cabinets or exposed outdoor enclosures.
2、Underground and Overhead Distribution Lines
Robust protection against soil moisture, pollutants, and mechanical stresses.
3、Renewable Energy Installations
Solar farm and wind turbine cable terminations requiring long-term stability in varied climates.
4、Industrial Plants and Petrochemical Facilities
Corrosion-resistant sealing in chemically aggressive environments.