Unwavering in our dedication to customers and delivering cutting-edge innovations,Bepto stands as your steadfast ally on the journey ahead.
SF6-24/642 Gas Insulated Bushing: Extended 24kV fuse cylinder for switchgear and RMU, 185kV lightning impulse, 95kV withstand, 1.0×10⁻⁹ Pa·m³/s leakage, enhanced insulation distance.
Extended SF6-24/642 Gas Insulated Bushing Design: Premium SF6-24/642 model gas insulated bushing featuring extended length design specifically engineered for 24kV dry sulfur hexafluoride inflatable cabinets and ring main units requiring enhanced insulation distance, providing exceptional electrical insulation with 95kV power frequency withstand and 185kV lightning impulse capabilities, ensuring ultra-low leakage rate of 1.0×10⁻⁹ Pa·m³/s for sealed SF6 gas compartments in medium voltage power distribution applications demanding maximum lightning protection and extended creepage distance.
Superior Extended Fuse Cylinder Technology: SF6-24/642 incorporates advanced epoxy resin casting with extended insulation path and surface-treated center conductor ensuring superior mechanical strength, enhanced gas-tight sealing performance, and maximum lightning protection, engineered for applications requiring longer insulation distance in 24kV inflatable switchgear systems, fully compatible with busbar assemblies, plug connectors, and sealing rings to provide robust integration solution for heavy-duty SF6 gas insulated equipment and high-reliability ring main unit installations requiring enhanced insulation coordination.
Enhanced Medium Voltage Switchgear Integration: SF6-24/642 model supports 24kV ring main units and SF6 switchgear installations with UL94 V1 flame retardant rating, 105±5°C glass transition temperature, and superior dielectric properties including ≤2% hydroscopicity, 1.0×10¹⁴Ω insulation resistance, and ≥18kV/mm disruptive strength for reliable operation in demanding medium voltage power distribution environments, utility substations, industrial facilities requiring maximum lightning protection with 185kV impulse withstand capability and extended insulation distance for enhanced safety margins.
| Selection | Drawing No. |
| SF6-24/642 | 5RA24.013.084 |
| Type | Test Item | Specification | Unit |
|---|---|---|---|
| Electrical Performance | Power Frequency Withstand Voltage (PF) | 65 / 95 | kV / 1 min |
| Electrical Performance | Partial Discharge (PD) | ≤3 @ 1.1Ur | pC |
| Electrical Performance | Flame Retardancy | V1 (Special Requirement) | UL94 |
| Thermal Property | Glass Transition Temperature (Tg) | 105 ± 5 | ℃ |
| Electrical Performance | Lightning Impulse Withstand Voltage | 125 / 185 | kV |
| Sealing Performance | Leakage Rate | 1.0 × 10⁻⁹ | Pa·m³/s |
| Appearance | Color | Red | — |
| Material Property | Water Absorption | ≤2 | % |
| Material Property | Dielectric Loss Factor | 0.01 | — |
| Material Property | Insulation Resistance | 1.0 × 10¹⁴ | Ω |
| Material Property | Dielectric Strength | ≥18 | kV/mm |
| Material Property | Arc Resistance | 182 | s |
| Mechanical Property | Impact Strength | ≥7 | kJ/m² |
| Mechanical Property | Flexural Strength | ≥110 | N/mm² |
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.
