Towable Passenger Stair – ASTRA PST 2445

Description
Specifications

The towable stair model PST2445 is designed for passenger embarking/disembarking of aircraft with door sills located at heights from 2400mm to 4500mm above the ground level.

  • Staircase internal width:  1200mm
  • Platform internal width: 1750mm
  • Handrail height platform: 1100mm
  • Payload: 400kg/m2

Equipped with:

  • Hydraulic system for height regulation;
  • Manually operated stabilizers;
  • Slidable platform handrails;
  • LED steps lights with inbuilt battery
  • Chassis and Staircase

The staircase is assembled on a towable steel closed profile chassis. The steps and the upper platform are covered with aluminium antiskid sheet. The stair’s front turntable steering enables excellent manoeuvrability and is equipped with towbar and parking brake. Manually operated stabilizers secure the stability of the stair when it is in the operational position.

Stair Raise
The raising of the stair is achieved by a hydraulic cylinder with an independent hydraulic system, powered by a hand pump. The uplift can be adjusted within the aforementioned height range. The stair is locked at the desired height level by a safety mechanism.

Platform
The top platform’s swivel type nose allows for any misalignment of the stair to the aircraft. The forward movable part is equipped with a rubber bumper for aircraft protection. The handrails on both sides of the platform are manually extendable and also equipped with rubber on its front parts.

Option
Pedestrian Control System e.g. electric

  • Working height range: 24004500  mm;
  • Payload: 400kg/m2
  • Side handrails height: 1000 mm
  • Platform handrails height 1100 mm
  • Hydraulic system – standard is manual, can be electrical or engine powered
  • Drive – towable, pedestrian movement as option