35kv 40.5kv Gas Insulated Switchgear Expandable Compact Switch Cabinet
35kv 40.5kv Gas Insulated Switchgear Expandable Compact Switch Cabinet image
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Basic Info.
Product Description
LYF-40.5 Series gas insulated switchgear provide 10 standard combinations to meet the requirements of most 36 ~ 40.5kV distribution networks. LYF-40.5 is compact switchgear that provides almost any combination of selected functional units.
LYF-40.5 Series has interfaces and user interfaces, it provides a complete switching solutions for 36~40.5kV secondary distribution network.
The stainless stel gas chamber of LYF- 40.5 Series is fled with SF6 gas, all live parts and switches are completely sealed and isolated from the outside. This fully sealed system keeps internal switches and all live parts free from external environmental changes, which ensures high relibility, personnel safety and maintenance- -free operation.
LYF-40.5 is suitable for the customized use of switchgear in the following locations
1. Compact type secondary substation
2. Small industrial and mining enterprises
3. Wind power plants
4. Hotels, shopping centers, ffice buildings, commercial centers and so on
Working Conditions
1. Ambient air temperature: upper limit +40 °C lower limit -40 °C;
2. Air relative humidity: the daily average is not more than 95%, and the monthly average is not more than 90%;
3. Altitude ≤ 1500 meters (under standard inflation pressure);
4. The seismic intensity does not exceed 8;
5. Places without fire, explosion, serious pollution, chemical corrosion and severe vibration.
Special conditions
Manufacturer and end user must agree on special operating conditions that differ from normal operating conditions.
If particularly harsh operating environments are involved, the manufacturer and supplier must be consulted.
When the electrical equipment is installed above 1500 meters above sea level, it should be specified so that the pressure can be adjusted during manufacture. When this pressure is adjusted, the life of the switchgear itself has no significant effect.
Main technical parameters:
| Item | Unit | Unit C | Unit F | Unit V | |||
| load switch | earthing switch | load switch -fuse combination |
bottom earthing switch | vacuum circuit breaker | earthing switch /disconnect switches | ||
| Rated voltage | kV | 36/40.5 | 36/40.5 | 36/40.5 | 36/40.5 | 36/40.5 | 36/40.5 |
| Power frequency withstand voltage | kV | 70/95 | 70/95 | 70/95 | 70/95 | 70/95 | 70/95 |
| isolation fracture | kV | 80/110 | 80/110 | 80/110 | |||
| Lightning impulse withstand voltage | kV | 170/185 | 170/185 | 170/185 | 170/185 | 170/185 | 170/185 |
| isolation fracture | kV | 195/215 | 195/215 | 195/215 | |||
| Rated current | A | 630/630* | 200/200 | 630/630 | |||
| breaking capacity | |||||||
| Active load | A | 630/630 | 200/200 | ||||
| Closed loop current breaking | A | 630/630 | 200/200 | ||||
| No-load cable charging | A | 20/21 | 20/21 | 50(C1) | |||
| Ground Fault | A | 60/63 | 60/63 | ||||
| Ground fault cable charging | A | 35/36 | 35/36 | ||||
| divert current | A | 840/750 | |||||
| Short circuit breaking current | kA | 20(prospective) | 20(E1,S1) | ||||
| Closing ability | kA | 50/50(5 times) | 50/50(5 times) | 50(prospective) | 2.5(5 times) | 50/50 | 50/50 |
| Rating (electrical life) | E3/E2 | E2/E2 | -/- | E2/E2 | E2/E2 | E2/E2 | |
| 3s short-time withstand current | kA | 20/20 | 20/20 | Limited by high voltage fuse | 20/20 | 20/20 | |
| Internal arc classification | kA | 20/20 | 20/20 | 20/20 | |||
*Depends on the rated current value of fuse
Standard combination
C-Load switch unit
D-Direct cable connection unit
De-Direct cable connection unit with earthing switch
F-Load switch-fuse combination
V-Vacuum circuit breaker unit
Ordering Instructions
1. Main circuit diagram, arrangement diagram and floor plan;
2. Schematic diagram of the secondary circuit of the switch cabinet;
3. Models, specifications and quantities of all electrical components in the switchgear;
4. If you need to set up a low-voltage box, it should be explained;
5. When the switch cabinet is used in special environmental conditions, it should be explained.
FAQ
Q: Could I have prices of your products?
A: Welcome. Please feel free to send us inquiry here. We will reply you within 24 hours.
Q: Can I get a sample before the bulk order?
A: Yes, we welcome sample order to test and check quality.Mixed samples are acceptable.
Q: Can we print our logo/ company name on products?
A: Yes, of course, we accept OEM, then need you to provide brand authorization to us
Q: Do you accept product customization?
A: Yes, of course, please provide specific drawings or parameters, we will quote you after evaluation
Q: What is the lead time?
A: The lead time depends on the quantities ordered, generally within 7–20 days after receiving the payment.
Q: What is your Trade Terms?
A: We accept EXW, FOB, CIF, FCA, etc.
Q: What is your payment method?
A: We accept T/T, Western Union, Paypal, irrevocable L/C at sight, etc
Q: Do you inspect the finished products?
A: Yes, each step of production and finished products will be came out inspection by QC department before shipping. And we will provide goods inspection reports for your reference before shipment
Q: How to solve the quality problems after sales?
A: Take photos of the quality problems and send to us for our checking and confirming, we will make a satisfied solution for you within 3 days.
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We are China 35kv 40.5kv Gas Insulated Switchgear Expandable Compact Switch Cabinet manufacture and supplier,You can get more details with Email,you will get cheap price or factory price.
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