Kalkhoff User Manual page 196

Of course, this only applies in the manual mode of
the NuVinci Harmony hub and is not recommended
in the ERGO mode.
CRANK REVOLU-
GEAR
TIONS / MIN.
1
2
3
4
5
6
7
8
The data provided is an example for the function of the assistance.
The data may vary depending on the model.
Function of the assistance
• In contrast to a hub motor, the Impulse centre mo-
tor drive always allows you to ride within the mo-
tor range that saves the most power or, if required,
the range in which the highest output is available.
Speed
Output curves of the
Output curve of the
Output curves
14 VI User Manual | Impulse Ergo Pedelec
IMPULSE DRIVE
MOTOR
SPEED (KM/H)
SPEED
86 12 4,300
86 13 4,300
86 15 4,300
86 19 4,300
86 22 4,300
85 25 4,200
73 25 3,650
64 25 3,200
20 km/h
centre motor
hub motor
OTHER CENTRE MOTOR
CRANK REVOLU-
SPEED (KM/H)
TIONS / MIN.
71
71
71
71
71
71
71 22
71 25
Max. speed
MOTOR
SPEED
8 3,000
10 3,000
12 3,000
13 3,000
16 3,000
19 3,000
3,000
3,000