KYN61-40.5 Armored Withdrawable Metal-Enclosed Switchgear (40.5kV)

KYN61-40.5 Metal-Enclosed Withdrawable Switchgear (40.5 kV)
Air-insulated indoor 40.5 kV metal-enclosed withdrawable switchgear, suitable for three-phase 50 Hz single-busbar systems — the highest medium-voltage class in the HARRL switchgear series. It can be applied to 35 kV class substations, power plants, mines, and heavy industry power supply systems. The truck adopts a nut-driven mechanism, enabling all operations to be performed with the door closed, and is compatible with composite insulation or ZN85-40.5 vacuum circuit breakers.

Main specifications:
Standard IEC 62271-200 / -100 (referenced to GB 3906-2006, DL/T 404)
Insulation voltage 40.5 kV
Rated frequency 50 Hz
Busbar rated current up to 4000 A
Branch busbar rated current up to 4000 A