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You are here: Home » Products » Accessories » Medium Voltage Heat Shrink Tubing

Medium Voltage Heat Shrink Tubing

Material: high molecular polymer
Color: black, red, yellow, green, blue, etc.
Size: 20-300mm
Minimum order: 1 roll
Availability:
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  • NKS-10kVRSG- NKS-20kVRSG- NKS-35kVRSG-

  • NKS POWER

Medium Voltage Heat Shrink Tubing product introduction:


Heat shrinkable busbar bushings are used for insulation protection of busbar copper bars in up to 42kV substation distribution cabinets and other places. It has good anti-fouling, flame retardant, corrosion resistance and insulation properties, providing a strong guarantee for the safe operation of the power system.

Working temperature -55℃~125℃; shrinkage temperature 85~100℃, complete shrinkage temperature 130℃.


Medium Voltage heat shrink tubing product features:


High mechanical strength, suitable for a variety of power cables

Strong UV resistance and strong weather resistance

Has excellent insulation properties, corona resistance and tracking resistance

Simple design and reasonable structure


Electrical performance parameters of Medium Voltage heat shrink tubing:


Test Items

Test Methods

Test Requirements

Tensile Strength ASTM D638 ≥10Mpa
Ultimate elongation ASTM D638

≥300%

Tensile Strength after Aging ASTM D638

≥8Mpa

Ultimate elongation after aging

ASTM D638

≥250%

Longitudinal shrinkage

ASTM D2671

±5%

Dielectric constant ASTM D2671 ≥18Ω.cm
voltage breakdown strength ASTM D149 ≥25kv/mm
Volume resistivity ASTM D257 >1014Ω.cm
density ASTM D792 1.22g/cm⊃2;
Flame retardancy UL 224 VW-1
complete shrinkage temperature ASTM D792 130±5℃


Selection table for Medium Voltage heat shrink tubing:

Medium voltage heat shrink tubing




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