XGN□-12(40.5)high-voltage AC metal fixed switchgear
Model meaning
Conditions of use
◆Altitude:≤1000m
◆Ambient temperature:upper limit+40℃,lower limit-15℃
◆Ambient humidity:daily average shall not exceed 95%,monthly average shall not exceed 90%
◆Seismic intensity:≤8 degrees
◆The ambient air should not be contaminated by corrosive and flammable gas or water vapor
◆In places without frequent severe vibration
Product characteristics
◆The cabinet is welded with high-quality angle steel.
◆ The appearance design of this switchgear is beautiful,the appearance quality is god,the internal structure is compact,the layout is scientific and reasonable,and it is easy to maintain.
◆The cabinet adopts air insulation,with metal partitions between different compartments.Each compartment has an independent pressure relief channel, ensuring reliable protection and safe maintenance.
◆TheVS1-12(ZN12-40.5)vacuum circuit breaker matched with this cabinet is fixedly installed,with stable performance,reliable operation,high design parameters and good interlocking function with the switchgear.
◆The improved GN30-12(GN27-35)series with ground knife isolation switch used in this cabinet is designed scientifically and reasonably,with flexible operation and reliable program.
◆The locking mechanism of the operating mechanism adopts improved GTXGN.12 (JSXGN-35) interlocking mechanism,which is simple,reliable, convenient and practical. The "five prevention" function of this cabinet has achieved perfect effect, ensuring the safety and reliability of its maintenance.
Product structure drawing
1.Cabinet door 
2.Light
3.Observation window
4.Operating mechanism
5.Small door panel
6.Instrument door
7.Header
8.Busbar wall-through sleeve
9.Bolt
10.Gasket
11.Gasket
12.Nut
13.Isolation switch
14.Pull rod
15.Rear sealing plate
16.Current transformer
17.Vacuum circuit breaker
18.Isolation switch
19.Sensor
20.Bolt
21.Gasket
22.Gasket
23.Framework
24.Lightning arrester
Technical parameter
|
Item |
Unit |
Argument |
|
Rated voltage |
kV |
40.5 |
|
Rated frequency |
Hz |
50 |
|
Rated current |
A |
630、1250、1600、2000 |
|
Power frequency withstand voltage of primary main circuit 1min |
kV |
95 |
|
Power frequency withstand voltage of control circuit |
V |
2000 |
|
Lightning impulse withstand voltage |
kV |
185 |
|
Rated breaking current(effective value) |
kA |
25、31.5 |
|
Rated making current(peak value) |
kA |
63、80 |
|
Rated dynamic stability current(peak value) |
kA |
63、80 |
|
Rated 4s thermal stability current (effective value) |
kA |
25、31.5 |
|
Rated voltage of auxiliary control circuit |
V |
DC110、DC220、AC110、AC220 |
|
Protection level |
|
IP2X |
|
Outline dimension(Width×Depth×Height) |
mm |
1818×3100×3200 |
Technical parameter
|
Rated voltage |
Unit |
Argument |
|
Rated frequency |
kV |
12 |
|
Rated current |
Hz |
50 |
|
Power frequency withstand voltage of primary main circuit 1min |
A |
630、1250、1600、2000 |
|
Power frequency withstand voltage of control circuit |
kV |
42 |
|
Lightning impulse withstand voltage |
V |
200 |
|
Rated breaking current(effective value) |
kV |
75 |
|
Rated making current(peak value) |
kA |
25、31.5 |
|
Rated dynamic stability current(peak value) |
kA |
63、80 |
|
Rated 4s thermal stability current(effective value) |
kA |
63、80 |
|
Rated voltage of auxiliary control circuit |
kA |
25、31.5 |
|
Protection level |
V |
DC110、DC220、AC110、AC220 |
|
Outline dimension(Width×Depth×Height) |
|
IP2X |
|
Outline dimension(Width×Depth×Height) |
mm |
900×1000×2300 |