High Voltage Heat shrink bus bar sleeve

Update: 14-10-28 15:59       View:
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Introduction
  Description


Medium Voltage Heat shrink busbar sleeve,akind of continuous tube shape material made of radiation cross-linkedpolyolefin, carry excellent insulating performance. Typical applicationsinclude insulation of electrical bus bar rated up to 36KV or highervoltage ratings, rectangular, square and round bus bars, inline boltedconnections of rectangular bus bars, copper or aluminum bus bars, metal-cladswitchgear, metal-enclosed bus bar, substation switchgear etc. 
Features


  • Shrink ratio: 2:1
  • Tracking resistant, low smoke emitting, high strength, flexible, flame retardant
  • Min. shrink temperature: ≥84℃
  • Min. full recovery temperature: ≥120℃
  • Continuous operating temperature: -55℃~125℃
  • RoHS compliant
  • Standard colors: Red, yellow, green and other colors available on your request


Technical Data
 
Property Typical Data Test Method
Tensile strength ≥8.0MPa ASTM D 2671
Elongation at break ≥300% ASTM D 2671
Tensile strength after heat ageing ≥6.9MPa 130℃×168h
Elongation after heat ageing ≥100% 130℃×168h
Longitudinal change -8%~+8% ASTM D 2671
Flammability(Oxygen index) ≥28 GB/T 2406
Heat Shock No cracking JB 7829 supplement D
Dielectric Strength ≥20kv/mm ASTM D 149
Shore A Hardness ≤90 GB2411
Volume resistivity ≥1014Ω.cm IEC 60093




Structure






Dimensions
 
Size(mm) As supplied(mm)
D*(Min.)
After recovered  
Standard length
d*(Max.) W*(Min.) (m/spool)
Φ30/15 ≥30 ≤15 4.0±0.30 15
Φ40/20 ≥40 ≤20 4.0±0.30 15
Φ50/25 ≥50 ≤25 4.0±0.30 15
Φ65/33 ≥65 ≤33 4.0±0.30 15
Φ75/38 ≥75 ≤38 4.0±0.30 15
Φ85/43 ≥85 ≤43 4.0±0.30 15
Φ100/50 ≥100 ≤50 4.0±0.30 15
Φ120/60 ≥120 ≤60 4.0±0.30 15
Φ150/75 ≥150 ≤75 4.0±0.30 15
Φ180/90 ≥180 ≤90 4.0±0.30 15
Φ210/105 ≥210 ≤105 4.0±0.30 15
Φ230/115 ≥230 ≤115 4.0±0.30 15
Φ250/125 ≥250 ≤125 4.0±0.30 15
Φ300/150 ≥300 ≤150 4.0±0.30 15

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