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  • DFW8A-12 Outdoor AC Metal-enclosed Cable Distribution Switchgear
Medium Voltage Switchgear

DFW8A-12 Outdoor AC Metal-enclosed Cable Distribution Switchgear

DFW8A-12 outdoor AC metal-enclosed cable distribution switchgear is applicable to the special ele...

  • Product Introduction
  • Product Features
  • Technical Parameters

Product Introduction

DFW8A-12 outdoor AC metal-enclosed cable distribution switchgear is applicable to the special electrical equipment for connection and tapping of cable line in the 12kV three-phase 50Hz AC system. It is installed at the node position of the cable line for distributing electrical power. The switchgear is widely used in substations, switching stations, urban industrial areas, oil fields, power plants, electricity systems, urban residential areas, railway stations and other distribution network.

Product Features

1. The assembly type switchgear is adopted;

2. Through the inspection window, it is easy to observe the internal operation of the equipment;

3. It is equipped with the live displaying device, which is convenient to observe whether the device is charged;

4. The bus compartment is fitted with pressure relief channel.


Technical Parameters

No.

Item Unit Parameter
1 Rated Voltage kV 12
2 Rated Current A 630A and below
3 Rated Frequency Hz 50
4 1min AC Power Frequency Withstand Voltage kV 42
5 Lightning Impulse Withstand Voltage kV 75
6 Rated Short-time Withstand Current
   (Virtual Value) 4s
kA 20
7 Rated Duration of Short-circuit s 4
8 Rated Peak Withstand Current kA 50
9 Partial Discharge pC 1.1Ur, ≤100pC
10 Circuit Resistance μΩ ≤65
11 Protection Degree of Enclosure   IP33D
12 Sectional Area of Cable Applied mm2 25~400