XGN-24/36 Environmentally Friendly Ring Main Unit
Negotiable
China
East side of the intersection of Fuxing Road and Cuizhu Road, Xincheng District, Pingdingshan City, Henan Province
03753507666
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Product Introduction

Product Advantages

100% dry air insulation, green and environmentally friendly.

Dry air gas in the gas tank serves as the insulation medium, interruption completed by vacuum interrupter.

Whole machine partial discharge less than 10pC, excellent insulation performance.

Low loop resistance, low operating energy consumption, low operating costs.

Box-type structure, including modular and compact structures.

Load switch adopts parallel vacuum interruption technology, strong interruption capability.

Convenient on-site installation, maintenance, expansion, and replacement.

Suitable occasions and regions

Secondary distribution stations, box-type substations, switching stations, industrial and mining enterprises, urban residential communities, airports, hospitals, high-rise buildings, and secondary distribution systems in high-altitude, humid, and hot environments.

Neutral point directly grounded systems, ungrounded systems, impedance grounded systems, arc suppression coil grounded systems.

Product Parameters

Project

Unit

Data

Rated frequency

Hz

50/60

Rated voltage

kV

24/36

Short-time (1min) power frequency withstand voltage

To the ground and interphase

kV

65/70

Interfracture

79/80

Lightning impulse withstand voltage (peak)

To the ground and interphase

kV

125/170

Interfracture

145/195

Partial discharge limit value (test voltage is 1.1Ur)

pC

≤ 10

Rated current

A

630

Rated short-circuit breaking current

kA

20

Number of rated short-circuit breaking current

Times

30

Duration of internal arc test current

S

1

Rated short-time withstand current

kA

20

Rated short circuit duration

S

3

Rated peak withstand current

kA

52

Earthing switch short-circuit closing capacity

Times

5

Rated working pressure of dry air (20℃, gauge pressure)

MPa

0.07/0.09

Minimum working pressure (20℃, gauge pressure)

MPa

0.05/0.09

Annual leakage rate

%/Y

≤ 0.01/≤ 0.05

Three-position switch mechanical life

Times

3000

Breaker mechanical life

Times

10000

Mechanical life of load switch

Times

5000

Electrical life of load switch

/

E3