114 4 Technical dataWARNING - The approved total weight may not be exceeded because it can lead tomalfunction or cause an overload of the CR2303!i NOTE - Observe the technical data.Technology CR2303 / CR2313Measurements Height = min. 1287 mm - max. 1631 mm, Width = 446 mmDepth with the foot rest folded out = 1095 mmWeight Climbing unit = 33.5 kg, Battery pack = 4.2 kgTotal weight without arm rests = 37.7 kgTotal weight approved 268 kgMax. weight of the person 230 kgClimbing speed 1) 7 - 19 steps / minute, continually adjustableRange with one charge of the batteries 1) approx. 300 stepsMaximum height of step 210 | 225 mm (extended climbing height)Minimum height of step 2) 140 mmNecessary step width (straight stairs) 596 mmMinimum platform size (U-shaped stairs) 1350 x 1350 mmMinimum radius of spiral staircases 1350 mmMaximum gradient of the stairs 60.3°Tilt stability In driving direction 3.7° / against driving direction 2.7 °Batteries 2 x 12 V / 5 Ah (gas-proof)Direct current motor 24 V / 275 WOperating force UP/DOWN-switch 3-8 NDirect operating force max. 350 N whilst climbing upstairs / downstairs (chapter 7.6)Noise level < 70 dBStoring/operating temperature, device 0° C up to +60° C / -30° C up to +50° CStoring/operating temperature, batteries 0° C up to +60° C / -30° C up to +50° CVibration information The weighted RMS value of acceleration the upper body is exposed tolies typically below 2.5 m/s².Type label serial number Left on the power unit and the rear side of the user manualIP-Protection class PX4 protection class: Protection against splash water from all sidesClassification according to ISO 7176-28:2012 Type C (table 1 of annex A)1) The climbing speed as well as the range with one charge of the batteries is reduced if the ComfortStep is activated.2) Never use the stair climber to climb stairs with too little depth because it is no longer possible for the main wheels to touch the steps safely.In the interest of progress we reserve the right for technical changes.