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- Stock: In Stock
- Model: FLN36‑12
FL(R)N36-12D indoor high-voltage SF6 load circuit breaker is an indoor switchgear with a rated voltage of 12KV. It uses SF6 gas as arc extinguishing and insulation medium. It includes three positions: closing, opening and grounding. It has the characteristics of small size, easy installation and use, and strong environmental adaptability.
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Advanced SF6 Insulation & Arc Extinguishing Adopts high-performance SF6 gas as insulating and arc-extinguishing medium, ensuring stable breaking performance, excellent dielectric strength and no combustion risk during operation.
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Three-position Integrated Design Integrates closing, opening and earthing functions in one compact unit. The 210mm standard pole spacing ensures precise installation and universal compatibility with 12kV ring main units.
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Full Sealed & Maintenance-Free Structure Epoxy resin fully sealed body isolates internal components from moisture, dust and pollution. The stable internal gas pressure realizes lifelong maintenance-free operation.
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High Safety & Reliability Equipped with reliable mechanical interlocking and internal overpressure protection structure. It effectively prevents misoperation and internal arc risks, ensuring long-term stable power system operation.
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Compact Size & Wide Adaptability Features small volume, lightweight body and simple installation. It adapts to various harsh ambient temperatures and humid environments, widely used in power distribution stations, industrial and mining enterprises.
| Item | Unit | XGN15‑12(F) | XGN15‑12/F.R |
|---|---|---|---|
| Rated voltage | kV | 12 | |
| Rated frequency | Hz | 50 | |
| Rated insulation level‑1min power frequency withstand voltage | kV | To earth and phase‑to‑phase:42; Across isolating contacts:48 | |
| Rated insulation level‑Lightning impulse withstand voltage (peak) | kV | To earth and phase‑to‑phase:75; Across isolating contacts:85 | |
| Rated current of main bus bar | A | 630 | |
| Rated current | A | 630 | 125 |
| Rated breaking current loop | A | 630 | ‑ |
| Rated active‑load current breaking current | A | 630 | ‑ |
| Rated charging breaking current | A | 10 | ‑ |
| Rated transfer current | A | ‑ | 1700 |
| No‑load transformer breaking capacity | kVA | 1600 | |
| Rated making current (peak) | kA | 63 | ‑ |
| Rated short‑time withstand current (2s) | kA | 25 | ‑ |
| Rated peak withstand current | kA | 63 | ‑ |
| Rated short‑circuit breaking current | kA | ‑ | ‑ |
| Peak withstand current of ground loop | kA | 63 | 31.5(expected) |
| Short‑time withstand current of ground loop (2s) | kA | 25 | ‑ |
| Fuse type | ‑ | ‑ | s?LAJ |
| Auxiliary circuit voltage‑withstand | V | 2000 | |
| Protection degree | ‑ | IP3X | |
| Mechanical life | Load switch (Times) | 5000 | |
| Earthing switch (Times) | 5000 | ||
| Operating voltage for mechanism | V | DC220, DC110, AC220, AC110 | |