① It is strictly prohibited to overload the transportation of passengers, the upper platform of the slide and the soft connection platform on the combined weight of the personnel shall not be higher than 1200Kg;
② It is strictly prohibited to use the boarding ladder with insufficient tire pressure;
③ It is strictly prohibited to use the boarding ladder when the wind speed is higher than 80km/h;
It is strictly prohibited to use the boarding ladder when the wind speed is higher than 80km/h;
⑤ It is strictly prohibited to elevate the ladder when the 6 supporting foot cylinders are not extended to the bottom;
⑤ It is strictly prohibited to raise the ladder when the 6 supporting foot cylinders are not extended to the bottom;
Main technical performance parameters of passenger boarding ladder
Maximum number of passengers (persons): 60
Fixed ladder steps: 14
Slide rungs: 13 rungs
Flip ladder rungs: 2 rungs
Center distance from the front and rear support feet to the middle diagonal support (mm): 2337, 3700
Ladder size: tread width (mm): 1500; tread depth (mm): 300; tread height (mm): 180
Inside width of ladder body(mm): 1500
Outer width of ladder body(mm):1790
Minimum platform height above ground(mm):1650
Maximum platform height above ground(mm):6360
Soft connection platform overturning amount (°): -15 ~ +15
Hydraulic system pressure (Mpa): 12
Hydraulic oil tank volume (L): 93
Voltage (V): 12
