This series of products is outdoor-indoor type, suitable for power distribution devices of three-phase AC system power stations and substations with rated voltages of 10KV ~ 12KV, 20KV ~ 24KV, 35 ~ 40.5KV, and frequency 15 ~ 60Hz. The ambient temperature of the installation site is -40 ℃ ~ 40 ℃, and the altitude does not exceed 1000m. This product is suitable for horizontal installation.
This series of products are produced in accordance with Q / GND-JD05-2003 and combined with the relevant regulations of GB / T12944.1-1991, GB / T12944.2-1991 and J85892-1991.
The composite wall sleeve is composed of a cylindrical guide rod and an epoxy fiber layer tightly covering the guide rod, an intermediate flange, a silicone rubber sheath and an umbrella skirt encapsulating the epoxy glass fiber layer, and an electric field is performed in the middle flange area. Evenly processed.