Suitable for application in insulating medium voltage bus bars, cable termination and joints from 1KV to 24KV.
Options
ISFRNH-BTM is made from specially formulated radiation cross-linked halogen free compounds. It can provide high resistance to tracking and arcing, as well as to enhance the insulation properties of bus-bar in switchgear and substation. Suitable for application in insulating medium voltage bus bars, cable termination and joints from 1KV to 24KV.
Features
- Flame Retardant
- Reduces bus bar clearance requirements
- Protect against accidental flashover
- Anti-track
- Halogen free
- Tested to IEC60684 standards for medium voltage
- switch-gear applications to above 20KV
- Continuous Operating Temperature: -40 ℃ to 110℃ ,can be used in 175℃
- Shrink Temperature:120℃
Physical and Chemical Properties
| Property | Test Method | Standard Performance | Typical Performance |
|---|---|---|---|
| Tensile strength | IEC60684 | ≥8Mpa | 10.5Mpa |
| Elongation | IEC60684 | ≥400% | 550% |
| Heat Aging tensile strength | 150℃ X 168h | ≥5Mpa | 9.5Mpa |
| Heat Aging elongation | 150℃ X 168h | ≥200% | 450% |
| Heat shock | 225℃ X 4h | no cracking or flowing | no cracking or flowing |
| Flammability | IEC60684 | Passed | Passed |
| Low temperature | -40℃ X 4h | no cracking | no cracking |
Electrical
| Property | Test Method | Standard performance | Typical performance |
|---|---|---|---|
| Dielectric strength | IEC60684 | ≥20KV/mm | 23kv/mm |
| Volume Resistivity | IEC60684 | ≥1 X 1013 Ω.cm | 2 X 1014 Ω.cm |
| Tracking(2.5kv,60min) | IEC60684 | no cracking | no cracking |
Part Name Table
| Normal SIZE(mm) | As supplied/mm | After Recovery | Product packaging（m/plate） | |
|---|---|---|---|---|
| Inside diameter(Min) | Inside diameter | Wall thickness | ||
| Φ20/6 | 20 | 6 | 2.20±0.3 | 25 |
| Φ28/9 | 28 | 9 | 2.60±0.3 | 25 |
| Φ33/10 | 33 | 10 | 2.80±0.3 | 25 |
| Φ40/12 | 40 | 12 | 2.80±0.3 | 25 |
| Φ45/14 | 45 | 14 | 3.00±0.3 | 25 |
| Φ55/16 | 55 | 16 | 3.00±0.3 | 25 |
| Φ65/19 | 65 | 19 | 3.00±0.3 | 25 |
| Φ75/22 | 75 | 22 | 3.00±0.3 | 25 |
| Φ85/25 | 85 | 25 | 3.20±0.3 | 25 |
| Φ95/30 | 95 | 30 | 3.20±0.3 | 25 |
| Φ115/34 | 115 | 34 | 3.30±0.3 | 25 |
| Φ130/36 | 130 | 36 | 3.30±0.3 | 25 |
| Φ160/50 | 160 | 50 | 3.30±0.3 | 25 |
| Φ180/56 | 180 | 56 | 3.30±0.3 | 25 |
