Leitner L3S/86

TYPE OF CHAIRLIFT: Monocable fixed-grip aerial ropeway for passenger transport, circulating system, with three-person carriers
SLOPE/HORIZONTAL LENGTH : 504,64 / 493,20 m
VERTICAL RISE/AVERAGE GRADIENT : 89,20m/17,4%
DEPARTURE SIDE : right
CARRIERS : 3 person, 73 armchairs
INTERVAL BETWEEN CARRIES : 6,1s/14 m
ENGINE POWER : 105 kW
OPERATING SPEED 2,3m/s ( ski passengers ),1,5m/s ( walk on passengers )
TRANSPORT CAPACITY : 1774 person per hour ( capacity distribution uphill 100%/downhill 25% )
NUMBER OF SUPPORT TOWERS : 8 ( T 1 compression type, T2-T8 carrying type )
HAUL ROPE : D1, diameter 36mm
TENSIONING SYSTEM : hydraulic, located at the bottom station
MAIN DRIVE : positioned on a portal structure above the haul rope drive sheave
DRIVE MOTOR : Direct current (DC), manufacturer CEAR, type MGL250S1; rated power 105 kW, voltage 400 V, speed 920 rpm.
GEARBOX: Leitner , type KSS 4/U, 170PS, gear ratio 1:83,94
BREAK SYSTEM: brake calipers act on the drive sheave; braking force is generated by disc springs; release is hydraulic

HYDRAULIC UNIT FOR SAFETY BREAK : The hydraulic unit is installed on the drive in the machine room. In the event of a power outage, it can be operated manually using a hand pump. Oil and pressure hoses were replaced in 2022
DRIVE SHEAVE OF THE ROPEWAY : diameter 4000 mm (bearing diagnostics check by ARKOV in 2022)

BOARDING : passenger boarding is controlled by a boarding gate and a COMPAC C3 conveyor belt (length: 11 m, width: 1.7 m, adjustable speed: 0–1 m/s)
EMERGENCY DRIVE SYSTEM : Located in the main drive room. Equipped with a diesel engine (Fiat AIFO), rated power 85 kW. The hydraulic system consists of a pump, piping, and hydraulic motor, which drives the main gearbox via a sliding hydraulic clutch.
Battery capacity: 2×180 Ah.Operating hours: 284.1 Mth.
TENSIONING SYSTEM : Original hydraulic power unit, operating pressure 120 bar.
RETURN STATION ROPE SHEAVE : diameter 4200 mm (bearing diagnostics check by ARKOV in 2021)
NUMBER OF SUPPORT TOWERS : 8 (T 1 compression type, T2-T8 carrying type, sheave diameter 3600 mm

HAUL ROPE : Steel six-strand rope, diameter 36 mm, 6×K25F-SFC 1960 BzZ, winding height 239 mm.
Manufacturer: ŽDB Bohumín.
Actual diameter: 35.7–35.9 mm, winding height: 238–243 mm.
Last defectoscopic inspection conducted in 2022
CARRIERS :
Defectoscopic inspections of grip attachments conducted in 2022, as well as inspections of chair suspensions in 2022.
Attachment checks performed in disassembled state, including the service cabin, in 2022.
Empty cabin weight : 120 kg; loaded cabin weight : 360 kg
RESCUE SYSTEM : 4 sets of PETZL equipment
MAXIMUM OPERATING SPEED : 2,3m/s
ALLOWABLE SPEED : 15 m/s