1. FLN36-12 High Voltage 11KV 12kV 630A SF6 Gas Insulated Load Break Switch LBS
FLN-36 an indoor high-voltage SF6 load switch, an switchgear with the rated voltage of 36kV/40.5kV, adopted with SF6 gas as an arc-extinguishing and insulation medium, including the three contactors for switching-on and switching-off and to-ground, and is characteristic in its small volume, its convenient installation and operation and its the great adaptability with surroundings.
FLN-36 of an indoor high-voltage SF6 load switch and RLS-36 of SF6 load switch plus fuse combination can function to protect and control the electric equipments for power supply and transformer substations especially being suitable for ring net cabinet, cable branch cabinet and distribution switching substation.
FLN-36 of an indoor high-voltage SF6 load switch and RLS-36 load switch plus fuse combination are complied with the standards of GB3804-1990, IEC60256-1,1997, GB16926, IEC60420 etc..
2. Main technical specifications
| No | Item | Unit | Parameter |
| 1 | Rated voltage | kV | 36 |
| 2 | Rated frequency | Hz | 50/60 |
| 3 | Rated current | A | 630 |
| 4 | 1min Power frequency withstand voltage | wet | kV | 95 |
| dry | kV | 110 |
| 5 | Lightning impulse withstand voltage | kV | 185/215 |
| 6 | Rated short circuit breaking current (peak) | kA | 50 |
| 7 | Rated active load and close circuit breaking current | A | 50 |
| 8 | Rated transferring current | A | 1000 |
| 9 | Rated short circuit making current (peak) | kA | 50 |
| 10 | Rated cable(line) charging breaking current | A | 50 and 10 |
| 11 | Cable charge breaking current in earthing fault | A | 20 |
| 12 | Rated withstand current (peak) | kA | 50 |
| 13 | Short time withstand current (2s) | kA | 20 |
| 14 | Mechanism life | times | 2000 |
3. Service environment
(a) Air temperature
Maximum temperature: +40℃; Minimum temperature:-5℃
(b) Humidity
Monthly average humidity 95%; Daily average humidity 90% .
(c) Altitude above sea level
Maximum installation altitude: 2500m
(d) Ambient air not apparently polluted by corrosive and flammable gas, vapor etc.
(e) No frequent violent shake
4. Factory
5. Delivery
6. FAQ
1. The lead time depend on quantity of order. Some standard type is on stock. Otherwise, it will take 3-15 days.
2. Usually shipped by sea, small order or urgent order we can send you by air.
3. All our activities are accredited to ISO 14001:2015 and IEC standard.
4. Technology ensure the quality satisfy international request.
5．Generally we promise one - two years quality guarantee, some products will be extended longer time for life span.
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High Voltage 12kV 630A SF6 Gas Insulated Load Break Switch LBS Images
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