Unwavering in our dedication to customers and delivering cutting-edge innovations,Bepto stands as your steadfast ally on the journey ahead.
FLN36-12 SF6 Load Break Switch: 12kV 630A indoor SF6 LBS for RMU, 62.5kA peak withstand, 1530A fuse breaking, 25kA short-time, IEC compliant, -35°C to +40°C, 5000m altitude.
Advanced FL(R)N36 SF6 Load Break Switch Series: Premium FL(R)N36-12 indoor AC high voltage SF6 load break switch and LBS-fuse combination designed for three-phase AC 50/60Hz RMU and terminal power stations, suitable for protecting 10kV, 24kV and 35kV power systems under on-load situations, capable of switching off on-load current, closed-loop current, no-load transformer capacity and cable charging current, delivering 630A rated current with 62.5kA short-circuit making capacity and peak withstand current, 25kA (1s) short-time current, providing 1530A maximum breaking capacity with fuse cooperation, compliant with GB3804-1990, IEC60256-1:1997, GB16926, IEC60420 standards.
RMU and Combined Transformer Ready: FLN36-12 incorporates SF6 gas insulation technology for superior arc extinguishing performance, featuring 42kV power frequency withstand (ground/phase), 75kV lightning impulse, suitable for -35°C to +40°C environments at altitudes up to 5000m, 1000 mechanical endurance cycles, providing reliable indoor SF6 load break switching solution for RMU, combined transformers and terminal power stations requiring high breaking capacity with proven SF6 insulation performance.
| FLN36-12 SF6 Load Break Switch Specifications | 12kV Model | 24kV Model | Unit |
|---|---|---|---|
| Model Number | FL(R)N36-12 | FL(R)N36-24 | – |
| Brand | Bepto Insulation Systems | Bepto Insulation Systems | – |
| Product Type | Indoor AC High Voltage SF6 Load Break Switch and LBS-Fuse Combination | Indoor AC High Voltage SF6 Load Break Switch and LBS-Fuse Combination | – |
| Insulation Medium | SF6 Gas | SF6 Gas | – |
| Rated Voltage | 12 | 24 | kV |
| Rated Current | 630 | 630 | A |
| Rated Power Frequency | 50/60 | 50/60 | Hz |
| Short-Circuit Making Capacity | 62.5 | 50 | kA Peak |
| Peak Withstand Current | 62.5 | 50 | kA Peak |
| Short-Time Current (1s) | 25 | – | kA eff. |
| Short-Time Current (2s) | – | 20 | kA eff. |
| Max Breaking Capacity (with Fuses) | 1530 | 920 | A |
| Mainly Active Load Breaking Capacity | 630 | 630 | A |
| Cable Charging Current | 630 | 630 | A |
| Power Frequency Withstand 50Hz 1min (Ground/Phase) | 42 | 55 | kV |
| Power Frequency Withstand (Isolating Distance) | 45 | 70 | kV |
| Impulse Withstand 1.2/50μs (Ground/Phase) | 75 | 125 | kV |
| Impulse Withstand (Isolating Distance) | 85 | 145 | kV |
| Mechanism Endurance | 1000 | 1000 | cycles |
| Ambient Temperature | -35 to +40 | -35 to +40 | °C |
| Humidity (Monthly/Daily Average) | 95% / 90% | 95% / 90% | – |
| Maximum Altitude | 5000 | 5000 | m |
| Standards Compliance | GB3804-1990, IEC60256-1:1997, GB16926, IEC60420 | GB3804-1990, IEC60256-1:1997, GB16926, IEC60420 | – |
| Application | RMU, Combined Transformers, Terminal Power Stations (10kV, 24kV, 35kV Systems) | RMU, Combined Transformers, Terminal Power Stations (10kV, 24kV, 35kV Systems) | – |
Bepto is a leading Chinese company in electrical insulation, focused on developing advanced solutions for future power systems. We support transmission and distribution safety and growth, with long-term partners including State Grid, ABB, Schneider, Siemens, and GE. Our services reach clients in over 22 countries.
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Bepto focuses on the global market and provides our clients with products suitable for the local market:
Unwavering in our dedication to customers and delivering cutting-edge innovations,Bepto stands as your steadfast ally on the journey ahead.
