Payment & Shipping Terms:
|Gas Insulation:||Metal-Clad Switchgear||Rated Voltage:||40.5kv|
|Insulation:||SF6||Operation Voltage:||High Voltage|
|Application Range:||Power Plants,transformer Substation||Shell Protection Grade:||IP67|
SF6 Gas Insulated Switchgear Indoor Gas Insulatlon Metal Clad Switchgear
XGN49 Series lndoor Gas lnsulatlon MetaI-clad Switchgear(hereinafter called C-GlS)is a high quality product which the China power industry federation sole recommends technology from Korea Rijin electrical equipment industry corporation and it meets Chinese standards of GB/T11022-1999 and GB3906-2006C-GlS.
The DXG-40.5(Z) GIS is suitable for power plant, substation, combined substation and electric power system, which is three phase indoor AC single busbar and sectioning single busbar with 50Hz, 35kV rated voltage, used to control, accept and distribute electric power.
Service ambient condition:
Air temperature: Max: +40, Min: -25 (average is not more than 35 in 24 hours)
Altitude above sea level: <= 3000m
Air humidity: The average relative humidity measured in 24 hours is not more than 95%, the average relative humidity per month is not more than 90%, average water vapor pressure measured in 24 hours is not more than 2.2kPa, average water vapor pressure per month is not more than 1.8 kPa.
Without frequent heavy vibration
The range of induction electromagnetic interference of secondary system is not more than 1.6kV
Conditions excluded from above are in need of negotiating with the manufacturer.
Please provide these following materials while ordering:
A. Scheme number of major loop and single wire system diagram, pareto diagram;
B. Layout wiring diagram of secondary loop, terminal pareto diagram;
C. Type, specification, quantity of electric components inside the switchgear;
D. If without any request for the material and specification of busbar from customers, they come up with manufacturer'requirement;
E. If the switchgear is used in special environmental condition, it should be marked while ordering;
F. If without any request, the switchgear colour is up to the manufacturer'standards;
G. Stored energy, control, voltage of signal power supply of the auxiliary circuit;
H. Usage of each side of GIS;
I. Variety and quantity of spare parts and accessories needed.
|Rated Power Frequency Withstand Voltage (1min)||Between Phases, Phase to Earth||kV||95|
|To open gap||118|
|Rated Lightning Impulse Withstand Voltage||Between Phases, Phase to Earth||kV||185|
|To open gap||125|
|Secondary Circuit Power Frequency Withstand Voltage (1min)||V||2000|
|Rated Short-circuit Breaking Current||kA||25|
|Rated Short-circuit Making Current||kA||63|
|Rated Short-time Withstand Current||kA||25|
|Rated Peak Withstand Current||kA||63|
|Rated Short-circuit Duration||s||4|
|Enclosure Protection Class (Air Inflation Shell/LV Cubicle)||IP67/IP4X|
|Main Circuit Resistance Each Phase||μΩ||≤250|
|Rated Operating Pressure of SF6 Gas (Gage pressure for 20℃ )||Mpa||0.05|
|Minimum Operating Pressure of SF6 Gas (Gage pressure for 20℃ )||Mpa||0.03|
|SF6 Gas Annual Gas Leakage Rate||％||≤1|
|Auxiliary Circuit Rated Operating Voltage||V||DC110/220|
|Enclosure Dimension (Width*Depth*Height)||mm||(600～1200)*1400*2500|