FAQs / e-Mobility / R20

R20

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Yes. The docking system A covers frame tube diameters from 22-28mm due to its design (shape of the clamping parts). In addition, there is a docking system B for 29-32mm tubing diameters, but the only difference is the length of the bolts.

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Yes, this is possible by using the docking B version 29-32mm.

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The attachment angle must always be in a range between 20° and 45° to make sure that the drive wheel can automatically generate enough grip through its forward rotation.

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The training straps should be attached to the wheelchair frame so they cannot be misplaced or lost – never attach on removable parts of the chair.

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Store the battery in a dry, cool place at around 50-59° F. Ideally, the battery should be kept at a state of charge of roughly 75%. If it is stored too long with little charge, the voltage inside drops so drastically that a deep discharge may occur, which permanently damages the battery.

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The R20 is compatible with all wheelchair models that have a box frame and tubing diameter between 22 and 28 mm.

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No. The charger can only be used indoors and has a protection class of IP 21.

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The center of gravity should be set more passively (2-4 cm max.) to reduce the backward tip risk, especially when using the R20 on slopes. In addition, the speed range should be reduced to stage 1 or stage 2 when starting on a slope.

 

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The operating unit clamp system is compatible with 19-25mm diameter back tubes/push handles.

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No. The R20 is not crash tested and cannot remain on a wheelchair when it is used as a seat in a car.

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No. Docking systems must always be attached to non-moving frame parts and the docking pins must always be parallel to the ground.

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Yes, the dealer can adapt the docking arm length economically, via spare parts (tube set) or ordering complete docking arms.

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The maximum extension is indicated by the red mark; this should not be exceeded.

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  • Docking A: 220 g
  • Docking B: 275 g
  • Bracket operating device: 45 g
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The R20 can achieve a 9-mile range, as well as having the ability to climb 5cm curbs and 10° slopes. The range is dependent on many factors (e.g., driving attitude, load, surface, rolling resistance, charging level, and age of the battery).

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