Made of environment-friendly material 10KV heat shrinkable polyolefin heat shrinkable busbar by high-energy electron beam crosslinking, PBB, PBBD, PBBE limit and heavy metals and other harmful substances to the environment, does not produce toxic and harmful substances during combustion, can provide high insulation strength and resistance to carbon tracking performance, corrosion and electrical equipment for bus insulation and protection.
Product features
Contraction ratio: 2:1 (1kV, 35kV), 2.5:1 (10kV bus)
Shrinkage temperature:84℃~125℃
Operating temperature:-40℃~125℃
Environmental protection, high strength, good elasticity, flame retardant and soft
Product Usage
Functional use: electrical insulation, mechanical protection, to reduce the phase spacing, the production of joint boxes
Environmental certification: RoHS, & nbsp; Color standard: iron red, yellow, green, black
Application areas: power industry
10kv busbar heat shrink tubing management and management of electrical performance table
Performance |
Unit |
Performance |
Test method / condition |
Tensile Strength |
MPa |
≥10.4(Before aging) |
GB/T 1040 130℃×168h |
≥7.3(After aging) |
|||
Elongation at break |
% |
≥300(Before aging) |
GB/T 1040,GB/T7141 130℃×168h |
≥100(After aging) |
|||
Heat shock |
- |
Not sticky, not cracked |
JB 7829 Appendix D. (160 ° C × 4h) |
Cold bending |
- |
Not cracked |
-30℃×4h |
Breakdown strength |
kv/mm |
≥25 |
GB/T 1408.1 |
Volume resistivity |
Ω.cm |
≥1×1014 |
GB/T 1410 |
Radial shrinkage |
% |
≥50 |
|
Partial wall rate** |
% |
≤30 |
UL 224 |
Flame retardant |
- |
≥30 |
GD/T 2406 |
Water absorption |
% |
≤0.5 |
ISO 62-1980 |
Power frequency withstand voltage* |
kv/mm |
≥30kV.1min |
GB/T 1408.1 |
Shore Hardness (Shore A) |
|
≤90 |
GB 2401 |
*The indexes for 10KV bus. In the index test, must be the product of differential shrinkage on the bus bar, and to ensure that the thinnest thickness is greater than 2mm, the bus length should be greater than or equal to 1200mm.
*35kV bus continuous partial wall ratio of 50%
10kV bus specification of heat shrinkable sleeve
Standard |
Applicable busbar width |
Size before shrinkage(mm) |
Size after shrinkage(mm) |
Standard packaging |
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Internal diameter |
Wall thickness range |
Internal diameter |
Wall thickness |
25 |
||
10kV WMPG 15/6 |
15/12 |
≥15 |
1.0±0.30 |
≤6.0 |
2.5±0.20 |
25 |
10kV WMPG 20/8 |
20/15 |
≥20 |
1.0±0.30 |
≤8.0 |
2.5±0.20 |
25 |
10kV WMPG 25/10 |
25/18 |
≥25 |
1.0±0.30 |
≤10.0 |
2.5±0.20 |
25 |
10kV WMPG 30/12 |
30/20 |
≥30 |
1.0±0.30 |
≤12.0 |
2.5±0.20 |
25 |
10kV WMPG 40/16 |
40/30 |
≥40 |
1.2±0.30 |
≤16.0 |
2.8±0.30 |
25 |
10kV WMPG 50/20 |
50/35 |
≥50 |
1.2±0.30 |
≤20.0 |
2.8±0.30 |
25 |
10kV WMPG 60/24 |
60/45 |
≥60 |
1.2±0.30 |
≤24.0 |
2.8±0.30 |
25 |
10kV WMPG 65/26* |
65/45 |
≥65 |
1.2±0.30 |
≤26.0 |
2.8±0.30 |
25 |
10kV WMPG 70/28 |
70/50 |
≥70 |
1.2±0.30 |
≤28.0 |
2.8±0.30 |
25 |
10kV WMPG 75/30* |
75/50 |
≥75 |
1.2±0.30 |
≤30.0 |
2.8±0.30 |
25 |
10kV WMPG 80/32 |
80/55 |
≥80 |
1.2±0.30 |
≤32.0 |
2.8±0.30 |
25 |
10kV WMPG 85/34* |
80/65 |
≥85 |
1.2±0.30 |
≤34.0 |
2.8±0.30 |
25 |
10kV WMPG 100/40 |
100/75 |
≥100 |
1.2±0.30 |
≤40.0 |
2.8±0.30 |
25 |
10kV WMPG 120/48 |
120/85 |
≥120 |
1.2±0.30 |
≤48.0 |
2.8±0.30 |
25 |
10kV WMPG 150/60 |
150/105 |
≥150 |
1.2±0.30 |
≤60.0 |
2.8±0.30 |
25 |
10kV WMPG 180/72 |
180/120 |
≥180 |
1.2±0.30 |
≤72.0 |
2.8±0.30 |
25 |
10kV WMPG 210/84* |
210/140 |
≥210 |
1.2±0.40 |
≤84.0 |
2.8±0.30 |
25 |
10kV WMPG 230/92* |
230/150 |
≥230 |
1.2±0.40 |
≤92.0 |
2.8±0.30 |
25 |
10kV WMPG 250/100* |
250/160 |
≥250 |
1.2±0.40 |
≤100.0 |
2.8±0.30 |
25 |
Description:1. Applicable bus specifications 20/15 for 20mm wide rectangular bus or diameter of 15mm round bus |