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Medium Voltage Switchgear / Metal-Clad Withdrawable Switchgear
KYN61-40.5 Metal-Clad Withdrawable Switchgear (40.5 kV)
Air-insulated, metal-clad withdrawable switchgear for indoor 40.5 kV, three-phase 50 Hz single-busbar systems — the highest MV level in HARRL's switchgear range. Applied in 35 kV-class substations, power plants, mining and heavy-industry feeds. The handcart uses a screw-nut propelling mechanism allowing all operations with the door closed, and accepts composite-insulated or ZN85-40.5 vacuum circuit breakers.
Key Specifications
StandardsIEC 62271-200 / -100 (ref. GB 3906-2006, DL/T 404)
Insulation Voltage40.5 kV
Rated Frequency50 Hz
Busbar Rated Currentup to 4000 A
Branch Busbar Rated Currentup to 4000 A
Product Features
- Assembled modular cabinet
- Internal arc-fault containment (31.5 kA / 1 s)
- IK10 impact protection
- Composite-insulated VCB with easy interchange
- Screw-nut handcart drive
- Five-prevention interlock
