Noise From A Complete Installation - Bosch Rexroth Hagglunds VI 44 Series Installation And Maintenance Manual

p bar
c
14
12
10
8
6
4
2
0
0
Fig. 3: Valid for A- and B-type motors without 2-speed valve
p bar
c
14
12
10
8
6
4
2
0
0
Fig. 4: Valid for A- and B-type motors with 2-speed valve

2.2 Noise from a complete installation

Pump motor
Remarks:
Background noise
The background noise can not normally be influenced but is usually known or easy to
measure.
Pump unit
The pump unit is a known noise source.
Hägglunds VI, RE 15310-WA/10.2015, Intallation and maintenance manual, Bosch Rexroth Mellansel AB
Valid for 1 bar (14.5 psi) case pressure.
With increased case pressure, the charge
pressure must be increased accordingly.
10 20 30
Valid for 1 bar (14.5 psi) case pressure.
With increased case pressure, the charge
pressure must be increased accordingly.
10 20 30
Background noise
Pipe noise Hydraulic motor
Foundation and construction noise
Technical data
p c psi
200
84-38000
84-14800
84-17900
84-21300
84-25100
100
40 50 rpm
p c psi
200
84-38000 84-22300
100
rpm
rpm
40 50 60
Noise from driven unit
9/68