QCXE-12 environmental-friendly GIS gas-insulated metal-enclosed switchgear
Negotiable
China
Building C, Floor 10, Room 1111, No. 9 Shangdi 3rd Street, Haidian District, Beijing
010-51662433
Online Contact
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Product Introduction

The product uses clean dry air as the insulating medium, filled in a sealed gas compartment welded from 304 stainless steel. It is environmentally friendly, in line with national development needs, and represents the forefront of the development of box-type GIS.

Product Parameters

Project Unit

Unit

Parameters

Rated voltage

kV

12

Rated current

kA

630, 1250, 2500, 3150

Rated frequency

Hz

50

Rated power frequency withstand voltage (1min)

Phase to phase, phase to ground

kV

42

Fracture

kV

48

Rated lightning impulse (1.2/50μs)

Phase to phase, phase to ground

kV

75

Fracture

kV

85

Main circuit temperature rise

A

1.1*Ir

Rated short-time breaking current

kA

25, 31.5, 40

Rated short-circuit closing current

kA

63, 80, 100

Rated short-time withstand current

kA

25, 31.5, 40

Rated peak withstand current

kA

63, 80, 100

Insulating gas

/

Dry air

Compartment pressure

Minimum functional pressure

MPa

0

Air tank protection level

/

IP67

Protection class of shell

--/

IP4X

Rated operating voltage

V

DC220

Rated auxiliary voltage

V

AC220

Overall dimension (W×D×H)

mm

600 × 1250 × 2250(630, 1250A)

800 × 1600 × 2250(2500A)

900 × 1600 × 2250(3150A)