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Heat shrink sleeve for tire mp-20 KV
mp-20kv busbar heat shrink sleeve, known as copper rod protection tube, is made of cross-linked environmentally friendly polyolefin heat shrink material, which is bombarded by high-power electron beam.
Description
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Product Description
mp-20kv busbar heat shrink sleeve, known as copper rod protection tube, is made of cross-linked environmentally friendly polyolefin heat shrink material, which is bombarded by high-power electron beam.
The product has good bending and scratch resistance, high insulation strength and electrical carbon marking resistance, applied to switchgear, substation busbar, busbar, electrical equipment for anti-corrosion and insulation protection. it is widely used in electric power industry.
Features and Benefits
1, flame and corrosion resistance.
2, with excellent insulating and chemical properties.
3. Shrinkage ratio: 2:1, withstand voltage: 1kV, 10kV, 20kV, 35kV
4, environmentally friendly, high strength, good elasticity, fire resistance, softness.
Operating indices
Min. Shrinkage temperature: 80℃
Final shrinkage temperature: ~120℃
Working Temperature: -55℃~125℃
Compliance with standard: approval
Comply with Rohs requirements.
Technical date
| product properties | requirements for | test date |
| heat shock | 160℃, 4 hours | no cracks |
| tensile strength | ASTM D-638 | ≥ 8 MPa |
| elongation at break | ASTM D-638 | ≥300% |
| tensile strength after thermal aging
(135℃ × 168h) |
ASTM D 5510
|
≥ ±20%
|
| elongation at break after heating
aging (135℃ × 168h) |
ASTM D 5510 | ≥ ±20% |
| low temperature flexibility 4 hours at -40℃ | ASTM D 2671 | no cracks |
| fuel (oxygen index) | IEC 4589 | ≥ ±30% |
| hardness (shore a) | ISO 868 | ≦90 |
| radial shrinkage | ≥50% | ≥50% |
| tensile strength | GB/t 1408.1 | ≥ 15 kV/mm |
| volumetric resistivity | IEC 60093 | ≥1×1014Ohm cm |
Electrical
| subject | test method | standard value | ||
| 10 kV | 20 kV | 35 kV | ||
| dielectric strength | IEC 60243 | ≥ 25 kV/mm | ≥ 25 kV/mm | ≥ 25 kV/mm |
| high frequency withstanding voltage | dl/t 1059 | 42 sq. | 50 | 95 kV |
| impulse voltage | dl/t 1059 | 75 kV | 95 | 185 kV |
Size
| Part number | baseband width
(mm) |
how supplied (mm)) | after recovery (mm) | standard length (m/roll) | ||
| internal diameter (D) | wall thickness (t) | internal
diameter (d) |
walls
thickness (t) |
|||
| MP-20KV 15/7.5 | 15/12 | 15±0.8 | 1.1±0.40 | ≤8 | 2.50±0.20 | 25 |
| MP-20KV 20/10 | 20/15 | 20±0.8 | 1.1±0.40 | ≤10 | 2.50±0.20 | 25 |
| MP-20KV 25/12.5 | 25/18 | 25±0.8 | 1.1±0.40 | ≤13 | 2.50±0.20 | 25 |
| MP-20KV 30/15 | 30/20 | 30±0.8 | 1.1±0.40 | ≤15 | 2.50±0.20 | 25 |
| MP-20KV 40/20 | 40/30 | 40±1.0 | 1.3±0.50 | ≤20 | 2.80±0.30 | 25 |
| MP-20KV 50/25 | 50/35 | 50±2.0 | 1.3±0.50 | ≤25 | 2.80±0.30 | 25 |
| MP-20KV 60/30 | 60/45 | 60±3.0 | 1.3±0.50 | ≤30 | 2.80±0.30 | 25 |
| MP-20KV 65/32.5 | 65/45 | 65±3.0 | 1.3±0.50 | ≤33 | 2.80±0.30 | 25 |
| MP-20KV 70/35 | 70/50 | 70±3.0 | 1.3±0.50 | ≤35 | 2.80±0.30 | 25 |
| MP-20KV 75/37.5 | 75/50 | 75±3.0 | 1.3±0.50 | ≤38 | 2.80±0.30 | 25 |
| Mp-20 kV 80/40 | 80/55 | 80±3.0 | 1.3±0.50 | ≤40 | 2.80±0.30 | 25 |
| Mp-20 kV 85/43 | 80/65 | 85±3.0 | 1.3±0.50 | ≤43 | 2.80±0.30 | 25 |
| MP-20KV 100/50 | 100/75 | 100±4.0 | 1.3±0.50 | ≤50 | 2.80±0.30 | 25 |
| Mp-20 kV 120/60 | 120/85 | 120±4.0 | 1.3±0.50 | ≤60 | 2.80±0.30 | 25 |
| Mp-20 kV 150/85 | 150/105 | 150±4.0 | 1.3±0.50 | ≤75 | 2.80±0.30 | 25 |
| Mp-20 kV 180/90 | 180/120 | 180±5.0 | 1.3±0.50 | ≤90 | 2.80±0.30 | 25 |
| MP-20KV 210/105 | 210/140 | 210±5.0 | 1.4±0.60 | ≤105 | 2.80±0.30 | 20 |
| MP-20KV 230/115 | 230/150 | 230±5.0 | 1.4±0.60 | ≤115 | 2.80±0.30 | 20 |
| Standard colors: iron red, yellow, green, black. | ||||||
Circuit diagram
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