Medium Voltage Heat Shrink Busbar Insulation Tubing
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Model: CYG-MPG
Material: Radiation-crosslinked modified polyolefin
Shrink ratio: 2.5:1
Application
Medium voltage busbar heat shrink tubing can be used for the insulation protection of medium-voltage switchgear busbar since its good insulation performance and flexibility. Besides, medium voltage busbar heat shrink tubing is environmentally friendly, low smoke, and meets the "RoHS" environmental protection standards. Its min. shrink temperature is 110℃.
| Size | As Supplied (mm) | After Recovery (mm) | Rectangular busbar (mm2) | |
| Inside Diameter | Inside Diameter | Wall-thickness | ||
| Φ20/8 | 20 | 8 | 2.60±0.20 | 20/10 |
| Φ25/10 | 25 | 10 | 2.60±0.20 | 25/15 |
| Φ30/12 | 30 | 12 | 2.70±0.20 | 30/15 |
| Φ35/14 | 35 | 14 | 2.70±0.20 | 30/20 |
| Φ40/16 | 40 | 16 | 2.90±0.30 | 40/25 |
| Φ45/18 | 45 | 18 | 2.90±0.30 | 40/30 |
| Φ50/20 | 50 | 20 | 2.90±0.30 | 50/30 |
| Φ60/24 | 60 | 24 | 2.90±0.30 | 60/45 |
| Φ75/30 | 75 | 30 | 2.90±0.30 | 75/50 |
| Φ80/32 | 80 | 32 | 2.90±0.30 | 80/55 |
| Φ85/35 | 85 | 35 | 2.90±0.30 | 80/60 |
| Φ100/40 | 100 | 40 | 2.90±0.30 | 100/75 |
| Φ120/50 | 120 | 50 | 2.90±0.30 | 120/85 |
| Φ150/60 | 150 | 60 | 2.90±0.30 | 150/105 |
| Φ180/70 | 180 | 70 | 2.90±0.30 | 180/120 |
| Item | Specifications | |
| Shrink Temperature | 90~110℃ | |
| Temperature Range | 105℃ | |
| Radial Shrinking Ratio | ≥50% | |
| Longitudinal Shrinking Ratio | ±10% | |
| Tensile Strength | ≥10MPa | |
| Ultimate Elongation | ≥300% | |
| Aging in circulating-air oven | 130±2℃, 168hrs | |
| After aging | Tensile Strength | ≥8.0MPa |
| Ultimate Elongation Ratio | ≥240% | |
| Volume Resistivity | ≥1014Ω·cm | |
| Dielectric Strength | ≥25 kV/mm | |
| Water Absorption | ≤0.5% | |
| Oxygen Index | ≥30% | |
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