Complaint
| No. | Item | Description | ||||||||||||||||||
| 1 | Type | High-voltage heat-shrinkable busbar sleeve is used for the insulation protection of busbar in 10KV, 20KV, 35KV substation power distribution cabinet and other occasions. It will not reduce the interception quantity of bus bar after installation. It has good flame retardant and insulating properties, providing a strong guarantee for the safe operation of the electric power system. | ||||||||||||||||||
| 2 | Shrinkage Temperature | 100ºC~130ºC | ||||||||||||||||||
| 3 | Working Temperature | -55ºC~125ºC | ||||||||||||||||||
| 4 | Features | high strength, good elasticity, high flame retardant, good insulation, corrosion resistance and weather resistance | ||||||||||||||||||
| Item No. | 10KV Before Shrink (mm) | 20KV Before Shrink (mm) | 35KV Before Shrink (mm) | |||||||||||||||||
| Inner Diameter | Wall Thickness | Inner Diameter | Wall Thickness | Inner Diameter | Wall Thickness | |||||||||||||||
| VMPG-Φ20/10 | 20±0.8 | 1.0±0.2 | 20±0.9 | 1.4±0.3 | 20±1.0 | 1.8±0.3 | ||||||||||||||
| VMPG-Φ25/12.5 | 25±0.8 | 1.0±0.2 | 25±0.9 | 1.4±0.3 | 25±1.0 | 1.8±0.3 | ||||||||||||||
| VMPG-Φ30/15 | 30±1.0 | 1.0±0.2 | 30±1.0 | 1.4±0.3 | 30±1.0 | 1.8±0.3 | ||||||||||||||
| VMPG-Φ40/20 | 40±1.0 | 1.0±0.2 | 40±1.0 | 1.4±0.3 | 40±1.0 | 1.8±0.3 | ||||||||||||||
| VMPG-Φ50/25 | 50±2.0 | 1.2±0.2 | 50±2.0 | 1.5±0.3 | 50±2.0 | 1.8±0.3 | ||||||||||||||
| VMPG-Φ55/27.5 | 55±2.0 | 1.2±0.2 | 55±2.0 | 1.5±0.3 | 55±2.0 | 2.0±0.3 | ||||||||||||||
| VMPG-Φ65/32.5 | 65±3.0 | 1.2±0.2 | 65±3.0 | 1.5±0.3 | 65±3.0 | 2.0±0.3 | ||||||||||||||
| VMPG-Φ75/37.5 | 75±3.0 | 1.2±0.3 | 75±3.0 | 1.5±0.3 | 75±3.0 | 2.0±0.3 | ||||||||||||||
| VMPG-Φ85/42.5 | 85±3.0 | 1.2±0.3 | 85±3.0 | 1.5±0.3 | 85±3.0 | 2.0±0.3 | ||||||||||||||
| VMPG-Φ100/50 | 100±4.0 | 1.2±0.3 | 100±4.0 | 1.5±0.3 | 100±4.0 | 2.0±0.3 | ||||||||||||||
| VMPG-Φ120/60 | 120±4.0 | 1.2±0.3 | 120±4.0 | 1.5±0.3 | 120±4.0 | 2.0±0.3 | ||||||||||||||
| VMPG-Φ150/75 | 150±4.0 | 1.2±0.3 | 150±4.0 | 1.5±0.3 | 150±4.0 | 2.0±0.3 | ||||||||||||||
| VMPG-Φ180/90 | 180±4.0 | 1.2±0.3 | 180±4.0 | 1.8±0.3 | 180±4.0 | 2.2±0.3 | ||||||||||||||
| VMPG-Φ200/100 | 200±5.0 | 1.2±0.3 | 200±5.0 | 1.8±0.3 | 200±5.0 | 2.0±0.3 | ||||||||||||||
| VMPG-Φ230/115 | 230±5.0 | 1.2±0.3 | 230±5.0 | 1.8±0.3 | 230±5.0 | 2.0±0.3 | ||||||||||||||
| VMPG-Φ250/125 | 250±5.0 | 1.2±0.3 | 250±5.0 | 1.8±0.3 | 250±5.0 | 2.0±0.3 | ||||||||||||||
| VMPG-Φ300/150 | 300±5.0 | 1.2±0.3 | 300±5.0 | 1.8±0.3 | 300±5.0 | 2.0±0.3 | ||||||||||||||
| Remark: | 10KV 20KV Standard Package 25m/r,1m/pc; 35KV Standard Package 20m/r,1m/pc. | |||||||||||||||||||
| Property Item | Test Method | Test Value | ||||||||||||||||||
| Tensile Strength | ASTM D638 | ≥10Mpa | ||||||||||||||||||
| Elongation At Break | ASTM D638 | ≥330% | ||||||||||||||||||
| Tensile Strength After Ageing | ASTM D638 | ≥8Mpa | ||||||||||||||||||
| Elongation After Ageing | ASTM D638 | ≥250% | ||||||||||||||||||
| Longitudinal Shrink Ratio | ASTM D2671 | ±5% | ||||||||||||||||||
| Dielectric Constant | ASTM D2671 | ≥18Ω·cm | ||||||||||||||||||
| Dielectric Strength | ASTM D149 | ≥25kv/mm | ||||||||||||||||||
| Volume Resistivity | ASTM D257 | >1014Ω·cm | ||||||||||||||||||
| 20ºC Volume Resistivity | ASTM D257 | >1014Ω·cm | ||||||||||||||||||
| Oxygenation Index | ASTM D2863 | ≥27% | ||||||||||||||||||
| Water Absorption | ASTMD570 | ≤0.2% | ||||||||||||||||||
| Density | ASTM D 792 | 1.22g/cm2 | ||||||||||||||||||
| Flame retardance | UL 224 | VW-1 | ||||||||||||||||||
| Completely Temperature Shrinkage | ASTM D792 | 130±5ºC |
