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DFW-12kV European cable junction box

DFW outdoor cable branch boxes are suitable for AC, 50/60 Hz, 12 kV rated voltage, cable inlet & outlet lines outdoor power distribution networks. They are widely used for industrial parks, residential areas and commercial centers. And they are also used for the power distribution networks of mining, airport, railway, harbor and power station, industrial parks, residential areas and commercial centers. They are especially suitable for urban power network reconstruction projects.

products detial


DFW-12 High Voltage Cable Branch Box

DFW-24 630A European common high voltage outdoor cable branch box

Ⅰ.Overview

The cable branch box is only used as the cable branch. The main function of the cable branch box is to tap or transfer the cable, which mainly plays the role of cable tap and cable transfer.

DFW outdoor cable branch boxes are suitable for AC, 50 Hz, 12 kV rated voltage, cable inlet & outlet lines outdoor power distribution networks. They are widely used for industrial parks, residential areas and commercial centers. And they are also used for the power distribution networks of mining, airport, railway, harbor and power station, industrial parks, residential areas and commercial centers. They are especially suitable for urban power network reconstruction projects.

II. Model and description

DFW-Cable branch box

口-number of main circuits

-12/-12:12kv 24:24kv voltage

630-Rated current

口-B:Lightning arrester

Ⅲ.Environmental conditions

Altitude: ≤ 1000 m.

Temperature range: -30 °C to +40 °C.

Relative humidity: ≤ 95%.

Ambient air should not be polluted by combustible gas, but it can be polluted by smoke, dust and corrosive gases.

Workplaces should be free of frequent violent vibration.

Technical parameters

Items Parameters Note

Rated voltage (kV) 12 Can be equipped with load switch, circuit breaker and fuse, and the technical parameters can be seen in fitting introductions.

Rated frequency (Hz) 50

Rated current (A) 630

1 min power frequency withstand voltage (kV) 42

Lightning impulse withstand voltage (kV) 75

Protection degree IP33

Overall size (width × height × depth) (mm) 650 × 1150 × 880 1300 × 1500 × 1200

Ⅳ.Specification

Rated Voltage

12KV

Rated Current

630A

Dynamic steady current

50KA/0.3s

Thermally stable current

20KA/3s

1 min power frequency withstand voltage

42KV

15 minutes DC withstand voltage

52KV

Light impulse withstand voltage

105KV

Box Protection Level

IP33

Ⅴ.Features

1.Complete insulation, complete seal, maintenance free.

2.Simplify urban cable network system, saving investment.

3.Outdoor type, anti-dust, moisture proof, anti-flood, resistant to corrosion, strong environmental applicability, flexible combination and meeting various connection requirements.

4.Small volume, compact structure, beautiful appearance, easy installation. Equipped with display, short-circuit indicator and arrester can also be added.

5.Small occupation, low in height, coordinate with surroundings, flexible connection program, convenient installation and operation.

6.2000 A cable end can be plugged & unplugged with load. Meanwhile, it has the function of disconnecting switch and it can be equipped with short-circuit fault indicator to locate the fault point quickly.

7.It improves the flexibility of line operation, maintenance & overhaul, reduces line outage time and improves power supply reliability by the arbitrary combination of load switch with cable end or the combination of circuit breaker with cable end. It can replace part ring main units (RMUs) and switching stations, which can reduce the comprehensive cost of system.

8.Working life more than 20 years

9.The box is full closed.

10.Small in size,easy installation.

Types:

general cable distribution cabinet,. European-style distribution cabinet, American-style distribution cabinet,Switch distribution cabinet. 

0030+


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