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FCR21-40.5RD Vacuum Load Break Switch Fuse Combination: Indoor 40.5kV 630-1250A AC switch-fuse for solar PV, wind power, embedded pole design, 50kA breaking, 5000 operations, IEC62271-105.
Advanced FCR21-40.5RD Vacuum Load Break Switch Fuse Combination: Premium FCR21-40.5RD featuring embedded pole design for indoor 40.5kV 630-1250A AC 50Hz applications, specifically engineered for solar photovoltaic and wind power 35kV systems, delivering exceptional 50/63/80kA short-circuit breaking capacity with modular fixed sealed pole design avoiding outdoor pollution and increasing creepage distance, featuring integrated vacuum interrupter with obvious isolation and grounding switch with closing capability, equipped with electric spring operating mechanism for remote control, complying with IEC62271-105:2021 and GB16926/GB3804 standards, designed with ≤180μΩ circuit resistance and 5000 operations mechanical endurance.
New Energy Distribution Ready: FCR21-40.5RD incorporates intuitive man-machine interface with all status display and operation integrated in control panel, featuring visible isolation/ground/load break switch status for operator safety, designed with modular structure for simple reliable action and cabinet five-prevention interlocking, providing reliable vacuum load break switch-fuse solution for photovoltaic systems, wind power stations, solar energy facilities, box-type substations, and 40.5kV power systems requiring frequent operation with minimal maintenance.
| FCR21-40.5RD Vacuum Load Break Switch Fuse Combination Specifications | Technical Parameters | Unit |
|---|---|---|
| Model Number | FCR21-40.5RD | – |
| Brand | Bepto Insulation Systems | – |
| Product Type | Indoor Vacuum Load Break Switch + Fuse Combination (Embedded Pole) | – |
| Design Type | Embedded Pole Fixed Sealed Pole Design | – |
| Rated Voltage | 40.5 | kV |
| Rated Current | 630 / 1250 | A |
| Rated Frequency | 50 | Hz |
| Fuse Maximum Rated Current | 63 / 80 / 100 | A |
| Rated Active Load Breaking Current | 630 / 1250 | A |
| Rated No-Load Transformer Opening Current | 63 / 125 | kA |
| Rated Closed-Loop Opening Current | 630 / 1250 | A |
| Rated Cable Charging Current | 21 | A |
| Rated Line Charging-Off Current | 2.1 | kA |
| Rated Ground Fault Opening Current | 100 | kA |
| Rated Short-Circuit Switch-Off Current | 50 / 63 / 80 | kA |
| Rated Peak Withstand Current | 50 / 63 / 80 | kA |
| Rated Short-Time Withstand Current (Load Break Switch) | 20 / 25 / 31.5 kA / 4s | – |
| Rated Short-Time Withstand Current (Earth Switch) | 20 / 25 / 31.5 kA / 2s | – |
| Rated Short-Time Power Frequency Withstand Voltage (Interphase/Ground/Vacuum/Isolation) | 95 / 118 | kV |
| Rated Lightning Impulse Withstand Voltage (Interphase/Ground/Vacuum/Isolation) Peak | 185 / 215 | kV |
| Clearance Between Open Contacts | 18±1 | mm |
| Overtravel | 4±1 | mm |
| Three-Phase Closing Not Synchronization | ≤2 | ms |
| Contact Bounce Time | ≤5 | ms |
| Average Closing Speed | 0.8±0.2 | m/s |
| Average Opening Speed | 1.6±0.2 | m/s |
| Closing Time (Rated Operating Voltage) | ≤10 | s |
| Opening Time (Rated Operating Voltage) | ≤45 | ms |
| Circuit Resistance (Including Isolation) | ≤180 | μΩ |
| Mechanical Life (Load Break Switch/Disconnector/Ground Switch) | 5000 / 2000 / 2000 | Operations |
| Operating Mechanism Rated Voltage | DC110 / AC220 / DC220 | V |
| Energy Storage Motor Rated Power | ≤70 | W |
| Energy Storage Time | ≤15 | s |
| Compliance Standards | IEC62271-105:2021, GB16926, GB3804, GB/T1985 | – |
| Application | Solar PV, Wind Power, Photovoltaic Systems, New Energy, 40.5kV 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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Unwavering in our dedication to customers and delivering cutting-edge innovations,Bepto stands as your steadfast ally on the journey ahead.
