应用:热缩绝缘管具有耐气候变化、抗电碳痕迹及阻燃等优良特性，作为35kV及以下电缆户内、外终端的绝缘管。外穿墙套管及电流互感器的绝缘管，该产品不但具有良好的耐环境温度和环境污秽性能，而且具有良好的机械强度，可耐较高的额定电压。
ApplIcatIon:RAT is anti tracking insulation heat shrinkable tubing has advantage of weather-resistance, aging-resistance, tracking-resistance and anti flaming, as the insulation tubing of cable outdoor, indoor termination under 35kV. This product not only have good temperature and dirt resistance, but also have good machinery strength and high-voltage rated voltage.
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产品目录PDF
| 测试项目Property | 测试方法Test method | 典型数据Typical data |
|---|---|---|
| 抗拉强度Tensile strength (Mpa) | ASTM D 2671 | >≥11 |
| 断裂伸长率Elongation at break (%) | ASTM D 2671 | ≥400 |
| 纵向收缩率Longitudinal shrinkable ratio (%) | ASTM D 2671 | ±5 |
| 体积电阻率Volume resistance (Ω/cm) | ASTM D 2303 | >1×1013 |
| 击穿强度Breakdown strength (kV/mm) | IEC 243 | ≥20 |
| 径向收缩率Radial shrinkable ratio | ASTM D 2671 | 2.5:1 |
| 介电常数Dielectric constant (ε) | IEC 250 | 3.0 max |
| 氧指数Flammability (Oxygen index) | IEC 93 | ≥25 |
| 铜腐蚀性Copper corrosion (120°C/168hrs) | ASTM D 2671 | No corrosion |
| Normal size (mm) | AS supplied (mm) | After recovered (mm) | Length (m) | Tubing shape | |
|---|---|---|---|---|---|
| Inside diameter | Inside diameter | Wall thickness | |||
| RAT-B-30/12 | >30 | 12 | 2.1 | 650 or 1000 | ⊙ |
| RAT-B-35/14 | >35 | 14 | 2.2 | 650 or 1000 | ⊙ |
| RAT-B-40/16 | >40 | 16 | 2.4 | 650 or 1000 | ⊙ |
| RAT-B-50/20 | >50 | 20 | 2.5 | 650 or 1000 | ⊙ |
| RAT-C-35/14 | >35 | 14 | 3.0 | 650 or 1000 | ⊙ |
| RAT-C-40/16 | >40 | 16 | 3.0 | 650 or 1000 | ⊙ |
| RAT-C-50/20 | >50 | 20 | 3.3 | 650 or 1000 | ⊙ |
| RAT-C-60/25 | >60 | 25 | 3.3 | 650 or 1000 | ⊙ |
| RAT-D-50/20 | >50 | 20 | 3.8 | 650 or 1000 | ⊙ |
| RAT-D-60/25 | >60 | 25 | 3.8 | 650 or 1000 | ⊙ |
| RAT-D-70/30 | >70 | 30 | 4.0 | 650 or 1000 | ⊙ |
| RAT-D-80/35 | >80 | 35 | 4.0 | 650 or 1000 | ⊙ |
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