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Level of external and internal noise
Exposure to higher levels of noise over a prolonged period of time can lead to hearing
disorders, possibly even deafness. Protect your hearing with protective equipment such as
headphones, ear plugs, etc.
Resulting noise levels when measuring noise for the hearing of a person in the vicinity of a tractor in
accordance with the EU Directive 2018/985.
Resulting noise levels for the driver's hearing in accordance with the European directive EU Regulation
1322/2014, Annex XIII, as amended by 2018/830.
External noise
-1
40km.h
In motion
CL 80
83.4
CL 90
83.7
CL 100
84.0
CL 110
83.8
External noise
-1
30km.h
In motion
CL 80
83.9
CL 90
83.7
CL 100
83.7
CL 110
84.6
The level of vibrations on driver´s seat
ZETOR tractors are classified in the category A and the class I/II/III. The category A includes all tractors with
specified levels of vibration due to similar specifications of the construction.
The following table presents the results of the measurement on the test bench according to the Commission
Delegated Regulation (EU) No. 1322/2014, Annex XIV. The value a*wS is a modified value of the effective
acceleration balanced according to vibration movement.
The following table is valid for all type series of Zetor tractors.
Seat brand
SEARS
SEARS
(1) Values corresponding to the weight of a driver 50 kg.
(2) Values corresponding to the weight of a driver 50 kg.
SAFETY INSTRUCTIONS FOR USERS
Noise in the operator's position (internal)
4x2
Closed
Standing
windows
80.4
78.5
79.8
79.3
80.1
79.2
79.9
79.4
Noise in the operator's position (internal)
4x2
Closed
Standing
windows
80.5
78.5
80.6
78.8
79.8
79.1
80.3
77.4
Suspension
mechanical
pneumatic
Open
windows
79.1
80.1
80.5
80.4
Open
windows
81.3
81.4
81.7
79.2
Class I/II/III
(1)
a*
a*
wS
wS
(m/s²)
(m/s²)
1.24
1.06
1.13
1.03
4x4
Closed
Open
windows
windows
78.3
79.9
79.2
79.7
79.6
80.8
79.0
79.9
4x4
Closed
Open
windows
windows
78.7
81.9
78.9
81.8
79.1
82.6
77.4
79.6
(2)
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