overhead line insulation sleeve HBJ1517 power line cover manufactory
HB1571 Overhead Line Insulation Sleeve
Applications:
To provide insulation and protecting for overhead line core cables, prevent short circuit accidents caused by incidental contact of tree branches or wildlife.
Also used for railway contact network overhead line system, improve insulation performance to ensure the safe operation of railway line.
Features:
1.Anti-tracking
2.Operating temperature: -40℃ to 80℃
3.UV resistance, and abrasion resistance
4.Easy installation with hand tool
5.Standard color: red (black, green and yellow are available on request)
Technical properties:
|
Property |
Testing method |
Typical data |
|
Tensile strength |
ASTM D 2671 |
≥9MPa |
|
Elongation at break |
ASTM D 2671 |
≥550% |
|
Dielectric strength(for 10KV) |
IEC 243 |
≥25KV/mm |
|
Dielectric strength(for 35KV) |
IEC 243 |
≥42KV/mm |
|
Dielectric constant |
IEC 250 |
≤3.0 |
|
Volume resistance |
IEC 93 |
≥1.0x1013Ω•cm |
|
Adhesive to steel |
DIN 30672 |
0.5N/cm |
|
Water absorption |
ISO 62/23℃,14days |
≤0.5% |
|
Flammability(Oi) |
ISO 4589 |
≥27 |
|
Low temperature flexibility(-40℃,4hr) |
ASTM D 2671 |
NO crack |
Dimensions:
|
Code |
Size(mm) |
Suitable conductor section |
Max.conductor diameter |
Standard packing |
|
HB1571 |
18 |
≤95mm² |
18mm |
20m/reel;40m/carton |
|
HB1571 |
20 |
120-150 mm² |
22mm |
20m/reel;40m/carton |
|
HB1571 |
28 |
185-240 mm² |
30mm |
20m/reel;40m/carton |
|
HB1571 |
38 |
300-1000 |
38mm |
20m/reel;40m/carton |
*Products with adhesive are suitable for application up to 40KV
*Products without adhesive are suitable for application up to 25KV
* Other sizes and packing are available on request.
Related information:
The product is supplied as rolls with polybag and packed in a carton.Recommend to store in the original packing, protected from moisture, dust, heat and sunlight.
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