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XGN75-12KV C-GIS Indoor Gas Insulation Metal-clad Switchgear
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XGN75-12KV C-GIS Indoor Gas Insulation Metal-clad Switchgear

The XGN75-12KV C-GIS Indoor Gas Insulation Metal-clad Switchgear is utilized in power transmission and distribution substations to undertake the critical role in providing stable power supply operations in transport infrastructures, utility and industrial grid systems.

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Product Description

1. Introduction of XGN75-12KV C-GIS Indoor Gas Insulation Metal-clad Switchgear


The XGN75-12KV C-GIS Indoor Gas Insulation Metal-clad Switchgear is utilized in power transmission and distribution substations to undertake the critical role in providing stable power supply operations in transport infrastructures, utility and industrial grid systems. Its primary functions includes detecting electrical fault and breaking fault currents when required. The XGN75-12KV C-GIS Indoor Gas Insulation Metal-clad Switchgear features the advantages of a compact sized switchgear panel, minimal maintenance, reliable operational functions, high product quality and easy installation.

 

 

2. Parameter (Specification) of XGN75-12KV C-GIS Indoor Gas Insulation Metal-clad Switchgear

 

Item

Unit

Parameter

Rated voltage

kV

12

Rated current

A

630  1250  2000  2500

Rated frequency

Hz

50

Rated power frequency 42

withstand voltage (1min)

Phase to phase, Phase to

earth

kV

42

Insulation Distance

48

Rated Lightning impulse

withstand voltage

Phase to phase, Phase to

earth

kV

75

Insulation Distance

85

1min power frequency withstand voltage of Auxiliary control circuit

V

2000

Rated short-circuit breaking current (effective value)

kA

25  31.5  40

Rated short time withstand current

kA /s

25/4  31.5/4  40/4

Rated peak withstand current

kA

63  80  100

Rated short-circuit making current

kA

63  80  100

Every phase main return circuit resistance

μΩ

≤250

Rated SF6 gas pressure (20)

Mpa

0.045±0.005

Min SF6 gas pressure (20)

Mpa

0.03

Annual SF6 gas loss rate

%

≤1

Rated voltage of auxiliary control circuit

V

DC110/220,AC220

Degrees of protection

 

Gas-filled compartment:IP67

Low-voltage compartment:IP4X

Dimensions (Width× Depth× Height)

mm

500 ×1000×1850

 

 

3. Feature of XGN75-12KV C-GIS Indoor Gas Insulation Metal-clad Switchgear


(1). Reliable
• Each compartment is monitored individually &
has its own pressure relief device.
• Use of Vacuum circuit breakers with high number of
mechanical & electrical operations
• Robust interlocking system

(2). Safety
• The primary side components are hermetically
enclosed, gas filled compartment and thus insensitive
to atmosphere, dirt &dust.
• Current transformer are mounted outside the gas
compartment & mounted on earthed LV compartment

(3). Space saving
• Smaller foot prints
• All operations on the switchgear front

(4). Economically efficient
• Reduced space & surface area requirement.
• Long service life
• Maintenance free gas compartment

 


4. Details of XGN75-12KV C-GIS Indoor Gas Insulation Metal-clad Switchgear

 

a) Ambient temperature: Max:40℃(daily average temperature not more than 35℃),
Min:-25℃.
b) Altitude: ≤4000m.
c) Humidity: Daily average relative humidity not more than 95%;
Daily average water vapors pressure not more than 2.2kPa;
Monthly average relative humidity not more than 90%;
Monthly average water vapors pressure not more than 1.8kPa.
d) The vibration from switchgear and exterior of equipment all can be ignored.
e) Inductive electromagnetic interference value of secondary system: not more than 1.6Kv.


 

5.Qualification of XGN75-12KV C-GIS Indoor Gas Insulation Metal-clad Switchgear

 

This switchgear conforms to IEC 62271-200 and all primary components employed therein are in accordance with the relevant standards.

It is designed to accommodate high performance vacuum circuit breaker (VCB) which has been designed and tested in accordance with IEC62271-100.

 

 

6. FQA for XGN75-12KV C-GIS Indoor Gas Insulation Metal-clad Switchgear

 

1) How do you pack the XGN75-12KV C-GIS Indoor Gas Insulation Metal-clad Switchgear?

By wooden case

 

2) What is your products standardization?

IEC and GB

 

3) How many years have your company made this kind of equipment?

More than 20years

 

4) What is the terms of payment?

L/C, T/T

 

5) What is your MOQ?

1set

 

6) How long is your delivery time?

60 working days

 

 

Hot Tags: XGN75-12KV C-GIS Indoor Gas Insulation Metal-clad Switchgear, China, Manufacturers, Suppliers, Factory, Made in China

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