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S1(n)-10 Halogen Free Bus Bar Insulation Heat Shrink Tube
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Bus Bar Insulation Tubing
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Size specification
- Name: S1(n)-10 Halogen Free Bus Bar Insulation Heat Shrink Tube
- Colour: Standard color : Red
- Temperature: Operating temperature: -40~105 ℃;Shrink temperature: 125 ℃.
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Features: 
Medium wall cross-linked polyolefin ; Bus bar insulation and protection; Reduces bus bar clearance requirement ; Shrink ratio: 2.5:1; Halogen free, RoHS compliant ; Voltage class: 6~24KV; Protects against short circuit and electrical leakage caused by small animals. 
Typical application: Suitable for insulation and protection of bus bar against accidental flashover up to 24 KV; Ideal for using in switchgears cabinets where space is limited and air spacing between busbars need to be kept at minimal.Dimensions:Shrink Ratio: 2.5:1
Reference As supplied(mm) After recovered(mm) Standard length UPM S1(n)-10 ID min. ID max. WT nom. m/spool 25/10 25 10 2.50 25 30/12 30 12 2.65 20 40/16 40 16 2.65 20 50/20 50 20 2.65 20 65/25 65 25 2.85 20 75/30 75 30 2.85 20 85/35 85 35 2.85 20 100/40 100 40 2.85 20 120/50 120 50 2.85 20 150/60 150 60 2.90 20 175/75 175 75 2.90 20
Product selection:
Bus bar size (mm) Single layer bus bar Two layer 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
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Parameters
| Property | Test method | Values | ||
| Physical | Tensile strength | ASTM D2671 | ≥14 MPa | |
| Breakdown elongation | ASTM D2671 | ≥500% | ||
| Aging (136℃/168hrs) | Tensile strength | ASTM D2671 | ≥12 MPa | |
| Breakdown elongation | ASTM D2671 | ≥400% | ||
| Long term aging (120℃/3000hrs) | Breakdown elongation | IEC 60684-2 | ≥175% | |
| Resistance to selected fluids (23℃/168hrs) | Tensile strength | IEC 60684-2 | ≥8MPa | |
| Breakdown elongation | IEC 60684-2 | ≥250% | ||
| Density | ASTM D2671 | 0.95~1.05 | ||
| Thermal endurance | IEC 216 | 105 ℃ | ||
| Water absorption (23℃/336hrs) | ASTM D570 | ≤0.2% | ||
| Low temperature flexibility (-40℃/4hrs) | ASTM D2671 | No cracking | ||
| Heat shock (200℃/4hrs) | ASTM D2671 | No drop, No flow,No cracking | ||
| Holdig air test | more than 3 bendings on bus bar | After shrink, no air gap between H.S.T. and bus bar | ||
| Cutting test (110℃/168hrs) | Raychem method | 5mm Length cutting along longitudinal, no cracking | ||
| Halogen free | IEC 61249-2-21 | Cl:900ppmmax.Br: 900ppmmax.Total(Cl + Br):1500ppm max. | ||
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Electrical |
Volume resistivity |
ASTM D2671 |
≥1012 Ω.cm |
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| Tracking and erosion resistance | ASTM D2303 |
After 1h at 2.5kV or 1h at 2.75kV no tracking |
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| Dielectric strength(in insulation oil) | ASTM D2671 | ≥16 KV/mm | ||
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Chemical |
Color fastness to light |
IEC 60684-3 |
Compare between exposed and unexposed parts the color does not change |
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| Copper corrosion(158℃/168hrs) | IEC 60684-3 | Pass | ||
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About
Contact
Address: Tangjia Industrial Park, Shihe Street, Puwan New District, Dalian
Tel： 0411-87166661 87166662 0411-87166663 87166665
International line： +86-411-87166669
E-mail： upolymer@upolymer.com
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