Heat Shrinkable Anti Tracking Tubing
Features
- Reduces bus bar clearance requirements.
- Protects against accidental ashover
- Continuous operation temperature: -40℃ to 125℃
- Halogen free.
- Shrink Temperature: 120℃
- Anti-track.
- Suitable for medium voltage switchgear applications upto 36 kV.
Cross linked Polyolen Medium and Heavy Wall Anti-track
Heat Shrinkable Tubing specically designed for insulating medium voltage bus bar.
Specifications:
Dimension Chart for Heat Shrink Anti Tracking Tubing
| CODE |
As Supplied |
After Recovered |
|
ø D1 (max.) |
ø D2 (max.) |
T (min.) |
| DSRU - 30/10 |
30 |
10 |
2.6 |
| DSRU - 36/12 |
36 |
12 |
3.0 |
| DSRU - 42/19 |
42 |
19 |
3.0 |
| DSRU - 60/29 |
60 |
29 |
3.0 |
| DSRU - 76/38 |
76 |
38 |
3.0 |
| DSRU - 100/49 |
100 |
49 |
3.0 |
| DSRU - 130/50 |
130 |
50 |
4.0 |
Note: All dimensions are in mm
Technical Data for Heat Shrink Non- Tracking Tubing (Red / Brown)
| Property |
Requirements |
Test Method |
| Physical |
|
|
| Specific gravity |
1.19 |
ASTM D 1505/ ISO 1183 |
| Tensile Strength |
8N/mm2 (min.) |
ASTM D 412 / ISO 37 |
| Ultimate elongation |
200% (min.) |
ASTM D 412 / ISO 37 |
| Water absorption (25℃) |
0.5% (max.) |
ASTM D 570 |
| Thermal Ageing |
|
|
| Continuous operating temperature |
-55℃ to +130℃ |
IEC 216 |
| Shrink temperature |
120℃ (min.) |
IEC 216 |
| Heat shock (30 min. 200℃) |
No cracking / No flowing |
|
| Heat ageing (168 hrs. 120℃) |
|
|
| Tensile strength |
7.0 N/mm (min.) |
ASTM D 412 / ISO 37 |
| Ultimate elongation |
200% (min.) |
|
| Low temperature flexibility (-20℃) |
No cracking |
ASTM D 2671 |
| Flammability |
Self extinguishing |
ASTM D 2671 - B |
| Electrical Properties |
|
|
| Dielectric strength |
10 kV/mm (min.) |
ASTM D 149 / IEC 243 |
| Volume resistivity |
1 x 1012Ω cm (min.) |
ASTM D 257 / IEC 93 |
| Dielectric constant |
3 (min.) To 5 (max.) |
ASTM D 150 / IEC 250 |
| Tracking erosion resistance |
No tracking or erosion up to 3.25 kV |
ASTM D 2303 |
45 Years Of 
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