TXGN2-12(Z) Box-type fixed AC metal-enclosed switching device high voltage
Outline
TXGN2-12 (Z) box type fixed AC metal-enclosed switching device (referred to as “switching device”) is suitable for rated voltage 36-12kV / 50Hz, rated current 630A~3150A three-phase AC single busbar, double busbar, single busbar bypass system, for the purpose of receiving and distributing electric energy. It can meet the use of various types of power plants, substations (stations) and industrial and mining enterprises.
This product conforms to the national standard GB3906 3~35kV AC Metal Closed Switchgear IEC298 AC Metal Closed Switchgear and Control Equipment and DL/T402, DL/T404 standard, to meet the “five prevention” locking requirements.
Normal use conditions
1 Ambient air temperature: -15 ℃ ~ +40 ℃
2 Altitude of 1: 1000m and below;
3 Humidity condition:
The daily mean value is not greater than 95%, and the daily mean value of water vapor pressure is not more than 2.2kPa.
The monthly mean value is not more than 90 and the monthly average of water vapor pressure is not more than 1.8 KPA.
4 Seismic intensity: no more than 8 degrees;
5 No obvious pollution such as corrosive or flammable gases
Note: special requirements can be settled through consultation with our company.
Main technical parameters
Serial No. |
Name |
Unit |
Date |
||
1 |
Rated voltage |
kV |
3.6,7.2,12 |
||
2 |
Rated current |
A |
630~3150 |
||
3 |
Rated short-circuit breaking current |
kA |
16,20,31.5,40 |
||
4 |
Rated short-circuit breaking current (peak) |
kA |
40,50,80,100 |
||
5 |
Rated withstand current (peak) |
kA |
40,50,80,100 |
||
6 |
Rated short-time withstand current |
kA |
16,20,31.5,40 |
||
7 |
Rated insulation level |
1min power frequency withstand voltage |
Interelectrode, polar |
kV |
24、32、42 |
Fracture space |
kV |
24、32、48 |
|||
Lightning impulse withstand voltage |
Interelectrode, polar |
kV |
40、60、75 |
||
Fracture space |
kV |
46、70、85 |
|||
8 |
Rated short circuit duration |
s |
4 |
||
9 |
Levels of protection |
|
IP2X |
||
10 |
Main connection type |
|
Single busbar Segmentation and single busbar bypass |
||
11 |
Operating mechanism mode |
|
Electromagnetic, spring energy storage |
||
12 |
Shape size (width × depth × high) |
mm |
1100x1200x2650 (general type) |
||
13 |
Weight |
kg |
1000 |