18
Actual value obtained
from the calculation
Permissible value
according to the
user manual
Value x 2 of the permissi-
ble tyre load
M
AV
C
AV
C
AR
R
AR
3.4 Ballast calculation
The mounting or coupling of implements must not lead to the tractor's permissible gross vehicle weight, permissible
axle load and tyre specifications being exceeded.
PV
Tractor empty weight.
C
AV
Empty tractor front axle load.
C
AR
Empty tractor rear axle load.
M
AV
Front mass (if present).
R
AR
Load transfer from the coupled machine
a
Distance between the centre of gravity of the front implement or front ballast and the centre of the front axle.
b
Tractor wheelbase.
c
Distance between the centre of the rear axle and the centre of the rear lower coupling point.
All weight data in (kg)
All measurement data in (m)
Calculation of the minimum ballast at the front :
Calculation of the actual front axle load :
Calculation of the actual total weight :
Calculation of the actual rear axle load :
The calculated values must not exceed the permissible values.
Mini ballast
front
Total weight
Load on front
axle
Load on rear
axle
≥
≥
≥
≥
≥
M
AV (min)
=
P
(total)
=
C
AV (total)
=
C
AR (total)
=
Summary of Contents for Big Boss
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