VMPG 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.
Features：Working Temperature -55℃~125℃; Shrinkage Temperature 100℃~130℃;
high strength, good elasticity, high flame retardant, good insulation, corrosion resistance and weather resistance.
Type & Specification | ||||||
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-Φ25/12.2 | 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.
| Tech Data | ||||||||||||||||||||
| 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 | ||||||||||||||||||
| 20℃ 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±5℃ | ||||||||||||||||||
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| Production Ability• 8 professional production lines • 7900 square meters of workshop area • dozens of cable accessories production equipment |
R&D Capabilities • many years of experience in R&D and customization of cable accessories, Professional R&D team • a number of professional technical engineers • mature professional technologies such as conductor link and electric field control. • Passed and obtained a number of qualification certifications |
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 | Honorary Certification • CE and SGS certification reports underwritten by PICC • High-tech Enterprise • Jiangsu cable accessories industry (top ten) • Jiangsu energy saving and environmental protection products |
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| Provide reasonable and professional use and matching solutions according to customer needs. After signing the contract, a special person will be responsible for process follow-up, timely control the progress, and cooperate with logistics to ensure the smooth delivery of the order. Perfect after-sales guarantee system, 30-year warranty, manuals and professional installation instructions are provided at the same time | |
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Suzhou Jiuwei Electric Made Co., Ltd. integrates research and development, production and processing, wholesale, distribution, trade and service. It is adjacent to the Suzhou River, with convenient transportation and a complete and scientific quality management system. The company's main products are insulating materials and cable accessories, with a complete product system, among which the representative products are: cold and heat shrinkable cable accessories; fusion cable accessories, wrap-around cable accessories, explosion-proof boxes, heat shrinkable sleeves , heat shrinkable insulation protection box; at the same time, we can provide cutting, processing and forming services according to customer requirements....... |
