Zetor FORTERRA HSX 100 2014 Operator's Manual page 17

THE LEVEL OF VIBRATIONS ON DRIVER´S SEAT
ZETOR tractors are classified in A category in classes I and II. "A" category includes all tractors with set level of vibrations owing
to similar specifications of construction:
Results of measurement on testing bench are listed in the following table pursuant to directive 78/764/EEC. The value a*
adjusted value of effective acceleration balanced according to vibration movement.
The following table is valid for all type series of Zetor tractors.
Brand of seat
GRAMMER
GRAMMER
MARS
SEARS
SEARS
(1) Values corresponding to driver's weight of 50 kg.
(2) Values corresponding to driver's weight of 120 kg.
SAFETY INSTRUCTIONS FOR USERS
Model
MSG85/721
MSG95A/721
78/764-73xx
3008
3045
Springing
a*
mechanical
pneumatic
mechanical
mechanical
pneumatic
18
Class I & II
(1)
a*
wS wS
(m/s²) (m/s²)
1.18 0.8
1.16 1.1
1.25 1.23
1.24 1.06
1.13 1.03
is an
wS
(2)