EP Global
ZL-PSM360
Self-Propelled Passenger Stair (Towable Type)
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Explore the ZL-PSM360
The EP ZL-PSM360 is a non-motorized towable passenger stair designed for precision, safety, and ease of operation. Using a parallelogram lifting structure, it offers smooth, stepless height adjustment while maintaining a perfectly horizontal platform and step surface. Its compact and durable construction, combined with excellent stability and low maintenance needs, makes it the ideal solution for regional and low-traffic airport operations.
The ZL-PSM360’s innovative parallelogram system allows the ladder and platform to rise and descend smoothly while maintaining a perfectly level surface, ensuring maximum passenger safety and comfort.
Precision parallelogram lifting design
The chassis is built from electroplated rectangular steel tubes for enhanced corrosion resistance and long-term durability. Its low center of gravity and balanced weight distribution provide exceptional stability during operation.
Durable and stable chassis structure
The platform assembly features sliding doors, adjustable front swing platforms, and a clearly marked operation area. Built-in LED lighting and optional solar panels improve visibility and energy efficiency during night operations.
Flexible, operator-friendly platform
Comprehensive hydraulic and electrical safety systems
Application
Built for small to medium-sized airports, regional carriers, and maintenance teams, the ZL-PSM360 provides safe boarding and disembarking for passengers on A318, A319, A320, A321, B707, B727, B737, and similar aircraft. With its stepless lifting range and continuous ladder design, it also serves as an effective maintenance access platform. Its lightweight frame and easy towing capability make it perfect for flexible ramp operations and limited-space aprons.
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About the ZL-PSM360
The ZL-PSM360 represents EP Equipment’s expertise in blending simplicity with engineering precision. Its welded steel chassis, protected by full electroplating, provides superior corrosion resistance and long-term structural integrity. The parallelogram lifting mechanism ensures smooth and secure height transitions while maintaining constant tread alignment for safety. Designed with operator ergonomics in mind, the platform includes movable aluminum guard plates, LED lighting, and optional solar panels for energy efficiency. With a range of customization options—including diesel or gasoline engines, manual or powered traction, and optional canopy enclosures—the ZL-PSM360 combines cost-effectiveness with the dependable performance airports rely on daily.
FAQs
Common questions people ask about the ZL-PSM360.
What is the operational height range of the ZL-PSM360?
The platform height can be steplessly adjusted between 2,400 mm and 3,600 mm, maintaining a level tread throughout the motion.
Which aircraft models can the stair serve?
It is compatible with A318, A319, A320, A321, B707, B727, B737, DC8 series, and IL-18, covering most narrow-body aircraft used in regional operations.
How is the ZL-PSM360 powered and moved?
The unit can be manually moved or towed and features an optional powertrain using a Yanmar 3TNV70-SSY diesel engine or Honda GX270H2 gasoline engine, powering the hydraulic system as required.
What safety and control systems are included?
The stair is equipped with bidirectional hydraulic locks, manual locking levers, and a 24V control system with clear operation panels. Warnings such as “Do Not Lean” and “Passenger Limit” are posted on both platform sides.
What customization options are available?
Customers can choose between lead-acid or LFP batteries, manual or power-assisted traction, standard or enclosed canopies, 4.3” or 7” displays, and Eaton, Danfoss, or Yuken hydraulic systems.