RCS-TRT Heat Shrink Triple Layer Screened Insulating Composite Tubing

 

Product Overview:

The RCS-TRT Heat Shrink Triple Layer Screened Insulating Composite Tubing is a high-performance solution for medium voltage applications up to 42kV. This advanced co-extruded tubing combines semi-conductive, insulating, and elastomeric layers, delivering superior electrical insulation and mechanical protection for critical cable systems.

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Description

 


Key Features:

Triple-Layer Construction:

The RCS-TRT Tubing features a unique triple-layer design, combining semi-conductive, insulating, and elastomeric layers. This provides comprehensive protection against electrical faults, ensuring optimal performance and durability in demanding conditions.

Co-Extruded Design:

Manufactured using a co-extrusion process, the tubing ensures consistent quality and precision across all layers, delivering reliable performance and longevity in medium voltage cable systems.

Heavy Insulation Layer:

The extra heavy insulation layer offers enhanced electrical protection, effectively isolating cables and preventing electrical faults. This robust construction also provides mechanical strength, ensuring long-term reliability.

Shrink Ratio 3:1:

With a 3:1 shrink ratio, the RCS-TRT Tubing is compatible with a wide range of cable sizes, reducing inventory complexity and simplifying installation processes.

High-Temperature Recovery:

The tubing fully recovers at a minimum temperature of 130℃, ensuring a tight, secure fit even in extreme temperature conditions. This guarantees both mechanical durability and electrical reliability.

Voltage Rating:

Suitable for medium voltage applications up to 42kV, the RCS-TRT Tubing meets stringent industry standards, providing reliable insulation and protection for critical cable systems.


Applications:

Medium Voltage Cable Insulation:

Ideal for use in medium voltage systems, the RCS-TRT Tubing provides electrical insulation, jointing, and termination for cables operating up to 42kV.

Harsh Environments:

Designed for environments that demand advanced electrical insulation and robust mechanical protection, this tubing ensures reliable performance even in challenging conditions.

Cable Protection:

Suitable for cable insulation and protection in medium voltage applications, where both electrical and mechanical durability are critical for safe and efficient system operation.


Why Choose RCS-TRT Heat Shrink Tubing?

  • Comprehensive Protection: The triple-layer construction provides superior electrical insulation and mechanical protection for medium voltage cable systems.
  • Advanced Co-Extrusion Manufacturing: Ensures consistent quality and precision, delivering reliable performance over the lifetime of the installation.
  • Versatile Installation: The 3:1 shrink ratio accommodates a wide range of cable sizes, simplifying installation and reducing the need for multiple tubing sizes.
  • High Temperature Resilience: Fully recovers at 130℃, ensuring a secure and durable fit, even in extreme temperature conditions.

Typical technical performances:

 

Test Items
Test Method
Test Requirements
Insulation layer
Tensile strength ASTM D 2671 10MPa min.
Ultimate elongation ASTM D 2671 200% min.
Volume resistivity IEC 93 1014Ω.cm max.
Water absorption ISO 62 0.5% max.
Elastomer layer
Tensile strength ASTM D 2671 5MPa min.
Ultimate elongation ASTM D 2671 500% min.
Volume resistivity IEC 93 1014Ω.cm min.
Semi-conductive layer
Tensile strength ASTM D 2671 12MPa min.
Ultimate elongation ASTM D 2671 200% min.
Volume resistivity ASTM D 257 104Ω.cm max.

Dimensions:

 

 

   Size (mm)
As supplied (mm)
     After recovering (mm)
  Standard Length (m)
D*(Min.)
d*(Max.)
w(Min.)
RCS-TRT 36/12
36 12 7.3 1.0-1.22
RCS-TRT 46/15
46 15 7.3 1.0-1.22
RCS-TRT 50/18
50 18 7.3 1.0-1.22
RCS-TRT 56/21
56 21 7.3 1.0-1.22
RCS-TRT 62/25
62 25 7.3 1.0-1.22
RCS-TRT 70/30
70 30 7.3 1.0-1.22
RCS-TRT 80/36
80 36 7.3 1.0-1.22
RCS-TRT 95/40
95 40 7.3 1.0-1.22
RCS-TRT 120/50
120 50 7.3 1.0-1.22

D* = Inner diameter as supplied
d* = Inner diameter after fully recovered

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