Ecvv Trade
Union Polymer Material Co., Ltd.

China Manufacturer with main products: Heat Shrink Tube, Heat Shrink Tubing, Bus Bar Insulation Tube, Heat Shrink Connector, Autotomotive Connector, Shrinakble Tubing, Thin Wall...

Home  >Products Catalog > Bare copper bus bar insulation heat shrink sleeve > S1-35 Flame Retardant Bus Bar Insulation Heat Shrink Tube

S1-35 Flame Retardant Bus Bar Insulation Heat Shrink Tube

Shipping: FOB Dalian within 3 weeks
Payment Terms: L/C, T/T, Western Union
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Export Markets: North America, South America, Eastern Europe, Southeast Asia, Africa, Oceania, Mid East, Eastern Asia, Western Europe
Place of Origin: Liaoning in China
Packaging Details: Neutral packaging or customized

Quick Details

  • Rated Voltage: 35 kv
  • Model Number: S1-35
  • Brand Name: UPM Heat Shrink



S1-35  Flame Retardant Bus Bar Insulation Heat Shrink Tube  
      Heavy wall cross-linked polyolefin      Operating temperature: -40~105 
      Flame retardant        Shrink temperature: 125 
      Bus bar insulation and protection      Shrink ratio: 2.5:1
      Reduces bus bar clearance requirement       Voltage class: 36KV
      RoHS compliant
      Protects against short circuit and electrical leakage caused by small animals
Technical Data
Property Test method           Values          
Physical Tensile strength ASTM D2671    11 MPa
Breakdown elongation ASTM D2671   400%
 Aging  (136/168hrs)                Tensile strength ASTM D2671    10 MPa
Breakdown elongation ASTM D2671      ≥300%
Long term aging          
 (120/3000hrs)        Breakdown elongation IEC 60684-2      ≥175%
Resistance to selected fluids  Tensile strength IEC 60684-2    8MPa
 (23℃/168hrs)             Breakdown elongation IEC 60684-2     ≥250%
Density  ASTM D2671 1.15~1.25
Thermal endurance  IEC 216 105 
Water absorption ((23/336hrs)) ASTM D570     0.5%
Low temperature flexibility(-40℃/4hrs) ASTM D2671 No cracking
Heat shock (200℃/4hrs) ASTM D2671 No drop, No flow,No cracking  
Electrical Volume resistivity ASTM D2671    ≥1012 Ω.cm
Dielectric strength(in insulation oil) ASTM D2671    ≥16 KV/mm
Chemical  Color fastness to light IEC 60684-3 Compare between exposed and unexposed parts the color does not change
Flammability ASTM D2863 OI≥27
Copper corrosion(158℃/168hrs) IEC 60684-3 Pass

Reference As supplied(mm) After recovered(mm) Standard length
UPM S1-35 ID min. ID max. WT nom. m/spool
25/10 25 10 3.5 15 
30/12 30 12 3.6 15 
40/16 40 16 3.6 15 
50/20 50 20 3.6 15 
65/25 65 25 3.6 15 
75/30 75 30 3.7 15 
85/35 85 35 3.7 15 
100/40 100 40 3.7 15 
120/50 120 50 3.8 15 
150/60 150 60 3.8 15 
175/75 175 75 3.8 15 
Product selection
Bus bar size (mm) Single layer bus bar  Two layers bus bar
20×3,25×3 Φ25/10 Φ30/12
30×3,30×4 Φ30/12 Φ40/16
30×10,40×4 Φ40/16 Φ50/20
40×10,50×5,50×6 Φ50/20 Φ65/25 (Φ75/30)
50×8,50×10,60×6,60×8 Φ65/25 (Φ75/30)    Φ75/30(Φ85/35)
60×10,80×6,80×8,80×10 Φ75/30(Φ85/35)    Φ100/40(Φ120/50)
100×8,100×10,100×12 Φ100/40(Φ120/50)     Φ120/50
100×15,120×10,120×12,120×15 Φ120/50      Φ150/60
150×12,150×15 Φ150/60      Φ175/75
ID=Internal Diameter WT=wall thickness
Typical application
      Suitable for insulation and protection of bus bar against  accidental flashover up to 36 KV
      Ideal for using in switchgears cabinets where space is limited and air spacing between bus
       bars need to be kept at minimal
     Standard color : Red
     Standard packaging on spools.
     Please specify specification,quantity when ordering
Cross reference
Sumitomo:       IRRAX sleeve SBI 350   

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