Gearbox Ratio - Lenze L-force HighLine C 8400 Series Reference Manual

8.4.1.1

Gearbox ratio

The gearbox ratio indicates the number of rotations of the motor axis it takes for exactly
one rotation of the load axis (e.g. spindle or drive roll) to take place.
M
i = 58.667
[8-5] Schematic diagram of gearbox ratio
 In the example shown in the illustration[8-5], the spindle rotates exactly once for every
58,667 rotations of the motor axis.
Specification of the gearbox ratio
 The gearbox ratio is to be specified in the form of a quotient (numerator/denominator).
You can find the necessary data in the technical data for the gearbox:
M
[8-6] Example: Technical data relating to the gearbox (from gearbox catalogue)

Tip!
In order to specify the gearbox ratio exactly, use the number of teeth indicated on
the data sheet or in the catalogue, if possible, instead of the information on the
nameplate (see following calculation).
Calculation as an example based on the technical data relating to the gearbox:
[8-7] Calculation example (for 2-stage gearbox)
Firmware ≤ 11.00 - DMS 6.0 EN - 10/2011
Buy: www.ValinOnline.com | Phone 844-385-3099 | Email: CustomerService@valin.com
L
EXTERTAL / Germany
GFL05-2M HCR 080-32
295 Nm
24/min (50Hz)
i = 58.667 CLP 460
GT/40000027
Gearbox factor numerator (C01202/1)
Gearbox factor denominator (C01202/2)
L
8400 HighLine C | Reference manual
Basic drive functions (MCK)
M
004 B GFL 05
i
58.667
1196
00500038
z2 z4 88 72
× ×
= = =
z1 × z3 12 × 9
= = =
Basic settings
M
z2
z1 z3
z4
z1 z2 z3 z4
12 88 9 72
6336
108
477