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XGN49-40.5 C-GIS Gas Insulation Cabinet Metal-clad Switchgear
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XGN49-40.5 C-GIS Gas Insulation Cabinet Metal-clad Switchgear

The XGN49-40.5 C-GIS Gas Insulation Cabinet Metal-clad Switchgear is safe to use, not affected by climate, easy to install, less maintenance, less space occupied, etc.

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Product Description

1. Introduction of XGN49-40.5 C-GIS Gas Insulation Cabinet Metal-clad Switchgear 


XGN49 Series & XGN75 Series indoor gas insulated metal-enclosed switchgear (hereinafter referred to as “switchgear” or “C-GIS”) is a kind of composite apparatus which seals all the main circuit switches in a metal enclosure and uses SF6 gas as arc-extinguishing and insulation medium. XGN49-40.5 C-GIS Gas Insulation Cabinet Metal-clad Switchgear is suitable for three-phase AC single-bus and double-bus power systems with rated voltages of 12-40.5 kV, such as power plants, substations, rail transit, factories and box type substations, used for controlling, accepting and distribution the energy.


The XGN49-40.5 C-GIS Gas Insulation Cabinet Metal-clad Switchgear is safe to use, not affected by climate, easy to install, less maintenance, less space occupied, etc. XGN49-40.5 C-GIS Gas Insulation Cabinet Metal-clad Switchgear is especially suitable for use in harsh working environment, such as humid, dusty, Sandy and high altitude areas.

 


2. Parameter (Specification) of XGN49-40.5 C-GIS Gas Insulation Cabinet Metal-clad Switchgear

 

S/N

Item

Unit

Parameter

1

Rated voltage

kV

12

24

40.5

2

Rated frequency

Hz

50/60

3

1min power frequency withstand voltage(RMS)(Phase to phase, to earth/fracture)

kV

42/48

65/79

95/118

4

Lightning impulse withstand voltage(RMS)(Phase to phase,to earth/fracture)

kV

75/85

125/145

185/215

5

Rated current

A

630、1250、2000、2500、3150

6

Rated short circuit breaking current of CB

k

25、31.5、40

7

Rated short time withstand current/short circuit duration

ation

kA/s

25/4、31.5/4、40/4

8

Rated peak withstand current

kA

63、80、100

9

Rated short circuit making current(Peak)

kA

63、80、100

10

Protection degree of gas-filled enclosure

IP

67

11

Protection degree of mechanism chamber, LV chamber and cable chamber

IP

4X

12

Circuit resistance

μΩ

140、70、40、30

13

Rated pressure of SF6 gas(gauge pressure at 20℃)

MPa

0.03

14

Min function pressure of SF6 pressure(gauge pressure at 20℃)

MPa

0.01

15

SF6 gas annual leakage rate

 

0.1%

16

Internal arc degree

 

IAC A(FLR)31.5kA/0.5s

17

External dimensions of switchgear

mm

600x1250x2330800x1450x2330

800x1650x2330

500x1250x2330

800x1450x2330

800x1650x2330

600x1250x2330

800x1450x2330

800x1650x2330

 

 

3. Feature of XGN49-40.5 C-GIS Gas Insulation Cabinet Metal-clad Switchgear


(1) Reliable

Each compartment is monitored individually & has its own pressure relief device.


(2) Safety

The primary side components are hermetically enclosed, gas filled compartment and thus insensitive  to atmosphere, dirt &dust.


(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. Qualification of XGN49-40.5 C-GIS Gas Insulation Cabinet Metal-clad Switchgear

 

Product quality assurance is based on the continuous improvement of research, development, design and production process of products that meet all aspects of the quality system. The production plant has obtained the certification of ISO 9001.


The product has done type test in the national high voltage test centre with specified items. The basic parameters and technical specification is in accordance with the following standards:

IEC62271-200   AC metal-enclosed switchgear and control equipment for rated voltages above 1KV and below 52KV

GB/T 3906      AC metal-enclosed switchgear and control equipment for rated voltages above 3.6KV and below 40.5KV

DL/T 404       AC metal-enclosed switchgear and control equipment for rated voltages above 3.6KV and 40.5KV

GB/T 1984      HV AC Circuit breaker

GB/T 1985      HV AC Disconnector and earthing switch

 

 

5. Deliver and Maintenance 

 

(1) Delivery of XGN49-40.5 C-GIS Gas Insulation Cabinet Metal-clad Switchgear

The consignee is responsible (but not limited to) for the following tasks:

² Check products integrity and damage (e.g. dampness and damage)

² Any shortage and transport damage must be recorded and certified on the waybill and notified to the shipper,  transport company and insurance company in time.

▲Note: If there are greatly damages, shall attached pictures to prove.

 

(2) Maintenance of XGN49-40.5 C-GIS Gas Insulation Cabinet Metal-clad Switchgear

Maintenance can keep the switchgear running without fault and achieve the longest service life possible. According to IEC 60694 and DL/T791 standards, it includes the following closely related work:

Check: confirm the actual operation status.

Maintenance: Measure to maintain the prescribed operating conditions.

Overhaul: Measure to restore the prescribed operating conditions.

 

 

6.  FQA for XGN49-40.5 C-GIS Gas Insulation Cabinet Metal-clad Switchgear

 

1) How do you pack the XGN49-40.5 C-GIS Gas Insulation Cabinet 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

 

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