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Products
GFC-40.5KV C-GIS Gas Insulation Metal-clad Switchgear
GFC-40.5KV C-GIS Gas Insulation Metal-clad Switchgear (C-GIS) is manufactured by Ningbo Tianan (Group) Co., LTD., authorized by Toshiba corporation of Japan, equipped with Toshiba GV vacuum circuit breaker and GS type isolation/ground switch and other key components.
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Product Description
1. Introduction of GFC-40.5KV C-GIS Gas Insulation Metal-clad Switchgear
GFC-40.5KV C-GIS Gas Insulation Metal-clad Switchgear is a three-phase AC 50Hz, rated voltage 40.5kV indoor high voltage switchgear, can be used in rail traffic, high-rise buildings, factories and substations are used for control and protection. It is especially suitable for those requiring small floor area and harsh environment occasions, such as urban subway, chemical plants, etc.
2. Parameter (Specification) for GFC-40.5KV C-GIS Gas Insulation Metal-clad Switchgear
|
S/N |
Name |
Unit |
Parameter |
||
|
1 |
Rated Voltage |
KV |
40.5 |
||
|
2 |
Rated insulation level |
Lightning impulse withstand voltage |
185(isolating fracture:215) |
||
|
1 min power frequency withstand voltage |
95(isolating fracture:110) |
||||
|
3 |
Rated frequency |
Hz |
50 |
||
|
4 |
Rated current |
A |
630、1250、2000 |
||
|
5 |
Rated short circuit breaking current |
KA |
25、315 |
||
|
6 |
Rated short circuit making current |
63、80 |
|||
|
7 |
Rated peak withstand current |
63、80 |
|||
|
8 |
Rated short time withstand current/lasting time |
Main circuit |
KA/s |
25/4、31.5/4 |
|
|
9 |
Earthed circuit |
25/2、31.5/2 |
|||
|
10 |
Rated gas pressure |
MPa |
0.05 |
||
|
11 |
Min gas pressure |
MPa |
0.04 |
||
|
12 |
Noise level |
dB |
＜80 |
||
|
13 |
SF6 gas annual leakage rate |
|
＜0.5% |
||
|
14 |
Protection degree |
Sealed gas compartment:IP65, control compartment:IP4X |
|||
|
15 |
Dimensions (width x depth x height) |
1250A |
mm |
Min：600x1700x2450 |
|
|
16 |
1250A |
Min: 800x1700x2450 |
|||
3. Feature of GFC-40.5KV C-GIS Gas Insulation Metal-clad Switchgear
（1））Good insulation and small volume
SF6 gas is used as insulating medium
（2） Reliable breaking performance
The circuit breaker adopts vacuum extinguishing! Long service life of spring operating mechanis
（3）High reliability
Cabinet body is design to be omniseal, performance is not affected by the outside
(4) The "five defense" device is reliable
Reliable mechanical and electrical interlocks
(5) Easy installation
No need to inflate on site. Site installation is quick and convenient.
Spacious cable room, Easy to install.
4. Service condition of GFC-40.5KV C-GIS Gas Insulation Metal-clad Switchgear
Ambient temperature: Max:40℃，Min:-10℃
Can operate in harsh environment
Seismic intensity isn’t more than eight class
Vibration: F <10Hz, amplitude is o. 3mm; 10Hz< f< 150Hz, acceleration is 0.1g
Thunderstorm: >90 days/year
5. Qualification for GFC-40.5KV C-GIS Gas Insulation Metal-clad Switchgear
1EC62271-100
1EC62271-200
1EC62271-1
GB/T 11022
GB3906
GB1984
