Heat Shrink High Voltage Terminations
HV Heat Shrink Termination. Heat shrink high voltage terminations upto 72 kV are in service for over 40 years. They are suitable for installation in all climates, environments and polluted areas. Heat shrink high voltage termination comply to IEC 60840.
- Compact and modular design
- Quick and easy to install
- No special or expensive tools required
- Lightweight components
- Reduced waste for disposal
- Wide installed base across the country
Specifications
| Parameter |
|---|
| Heat-shrinkable stress control sleeves |
| Non-tracking, heat-shrinkable outer insulation |
| Water and corrosion-resistant |
| Different creepage distances available |
| Suitable for compression and mechanical lugs |
| Suitable for wide range of connectors |
| No oil or compound filling |
| Tested under International standards |
Technical Information
| Sr. No. | Particulars | Specifications |
|---|---|---|
| 1 | Applicable Standards | IEC 60840 |
| 2 | Nominal System Voltage | 66kV Phase to Phase |
| 3 | Highest System Voltage | 72.5kV |
| 4 | Impulse Voltage at 95 to 1000C temperature | 325kV (Peak) |
| 5 | Frequency | 50 Hz. |
| 6 | AC High Voltage withstand test 15 min dry | 95 kV |
| 7 | Partial Discharge Test at Ambient
Pre-Stressed at 1.75U0 (67kV) 10sec Measured at 1.5U0 (57kV) |
Less than 5pC |
| 8 | Partial Discharge Test at Elevated (95-1000C)
Pre-Stressed at 1.75U0 (67kV) 10sec Measured at 1.5U0 (57kV) |
Less than 5pC |
| 9 | Heating Cycle Voltage Test | |
|
24hr | |
|
8hr | |
|
16hr | |
|
95 to 1000C | |
|
76kV | |
|
20 | |
| 10 | Short Circuit Current | Same as Cable size subject to max. Conductor temperature of 250oC. |
| 11 | Creepage (outdoor) | 2300mm min. |
| 12 | Accessories | Mechanical connectors (if ordered separately for terminations) |
| 13 | Method of Stress Control | Heat Shrinkable type |
| 14 | Tubing’s & Molded parts | Heat Shrinkable type |
| 15 | Non-Tracking material | Confirming as per ASTM D-2303 |
| 16 | Di-electric strength of insulating material | 10 kV/mm min |
| Heat Shrink type Indoor/Outdoor Termination and Straight Through Joint for 66kV (E) | ||
