Single Wall Heat Shrink Tubing
Single Wall Heat Shrink Tubing, RSFRNH-BTM
Model: RSFRNH-BTM
Medium voltage cross-linked polyolefin bus-bar tubing
RSFRNH-BTM is made from specially formulated radiation cross-linked halogen free compounds. This cross-linked polyolefin bus-bar tubing offers excellent tracking and arcing resistance, and insulation enhancement for bus-bar in switchgear and substation.
Features
- Shrink ratio: 2.5:1 (3:1 is available as required)
- Flame retardant
- Anti-tracking
- Halogen free
- Tested to IEC60684 standards for medium voltage
- Applications up to 35kV
- Continuous operating temperature: -40℃ to 110℃, can be used in 175℃
- Shrink temperature:120℃
- Busbar insulation
- Protection against accidental flashover
- Reduction of busbar clearance
| Property | Test Method | Standard Performance | Typical Performance |
| Tensile strength | IEC60684 | ≥8MPa | 10.5MPa |
| Elongation | IEC60684 | ≥400% | 550% |
| Tensile strength after heat aging | 150℃× 168h | ≥5MPa | 9.5MPa |
| Elongation after heat aging | 150℃× 168h | ≥200% | 450% |
| Heat shock | 225℃×4h | No cracking or flowing | No cracking or flowing |
| Flammability | IEC60684 | Passed | Passed |
| Low temperature | -40℃×4h | No cracking | No cracking |
| Property | Test Method | Standard Performance | Typical Performance |
| Dielectric strength | IEC60684 | ≥20kV/mm | 23kV/mm |
| Volume resistivity | IEC60684 | ≥1×1013 Ω.cm | 2×1014 Ω.cm |
| Tracking (2.5kV, 60min) | IEC60684 | No cracking | No cracking |
| Normal Size(mm) | As Supplied (mm) | After Recovered (mm) | Product Packaging (m/plate) | |
| Inside Diameter (Min) | Inside Diameter | Wall Thickness | ||
| Ø20 | 20 | 6 | 2.20±0.3 | 25 |
| Ø28 | 28 | 9 | 2.60±0.3 | 25 |
| Ø33 | 33 | 10 | 2.80±0.3 | 25 |
| Ø40 | 40 | 12 | 2.80±0.3 | 25 |
| Ø45 | 45 | 14 | 3.00±0.3 | 25 |
| Ø55 | 55 | 16 | 3.00±0.3 | 25 |
| Ø65 | 65 | 19 | 3.00±0.3 | 25 |
| Ø75 | 75 | 22 | 3.00±0.3 | 25 |
| Ø85 | 85 | 25 | 3.20±0.3 | 25 |
| Ø95 | 95 | 30 | 3.20±0.3 | 25 |
| Ø115 | 115 | 34 | 3.30±0.3 | 25 |
| Ø130 | 130 | 36 | 3.30±0.3 | 25 |
| Ø160 | 160 | 50 | 3.30±0.3 | 25 |
| Ø180 | 180 | 56 | 3.30±0.3 | 25 |
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