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JSTY5080KTE passenger boarding ladder (electric)(hereinafter referred to as boarding ladder) is a new type of boarding ladder designed and developed by Jiangsu Tianyi Aviation Industry Co., LTD. The vehicle uses pure electric energy as the driving force, self-made chassis with upper and lower ladder body, movable side plate, diagonal lift device, platform assembly, front and rear legs, hydraulic system, electrical system and so on. The height of the flight ladder platform from the ground is 2400mm to 5900mm.
| Drive motor | Type | Permanent magnet synchronous motor | Energy storage device | species | Lithium iron phosphate |
| Rated power/speed kw/r/min | 15/2400 | type | Energy type | ||
| Rated current A | 195 | Assembly system | 26 Series 2 Parallel | ||
| Insulation class | H | ||||
| Protection class | IP67 | ||||
| Rated voltage VAC | 80 | Assembly voltage V | 83.72 | ||
| drive lectric Machine control device | Input voltage VDC | 65~95 | Total energy stored kWh | 46.38 | |
| Rated output voltage VAC | 56.6 | Unit nominal voltage V | 3.22 | ||
| Control mode | Torque control | Unit 3h rated capacity Ah | 277 | ||
| Total length mm | 7770 | Total width mm | 2400 | ||
| Total height mm | 3650 | wheelbase mm | 3400 | ||
| Wheel base (front/rear) mm | 2000/ 2000 | Maximum speed km/h | 27.5 | ||
| Activity platform travel mm | 0～400 | Curb weight kg | 8200 | ||
| Minimum ground clearance mm | 180 | Channel circle outer circle diameter mm | 18200 | ||
| Working height of platform mm | 2400～ 5900 | Height adjustment mode | Upper and lower ladder body telescopic | ||
| Step depth mm | 285 | Number of steps up the ladder | 12 | ||
| Step width mm | 1500 | Number of steps down the ladder | 15 | ||
| Step height mm | 192 | Number of steps in the tailpiece | --- | ||
| Maximum tilt Angle of ladder body (°) | 39.5 | Upper platform depth mm | 3300 | ||
| Temperature range ℃ | -20~50 | Upper platform width mm | 1790 | ||
| Driving range km | 96 | Endurance km+ times (large airport) | 75+39 | ||
| Endurance km+ times (medium airport) | 75+41 | Endurance km+ times (small airport) | 77+43 | ||
