
/ / FPM AND FSM SERIES
/ / /
18
10 Appendix 1
10.1 Specifications
10.1.1 Tightening torques for screws and nuts
Material: Steel, strength class 8.8
Material: Stainless steel, strength class 70
Material: Stainless steel, strength class 80
10.1.2 Noise emission
The stated values apply for a 50
Hz mains connection and opera-
tion of the pump with the highest efficiency. The sound level
might deviate significantly, depending on the working point.
See
“Pump characteristic”
in the enclosed documentation.
10.2 Maintenance intervals
For information on motor maintenance intervals, please see the "
Motor subvendor documentation
".
The maintenance intervals for the magnetic coupling can be found in the "Magnetic coupling subvendor documentation".
Thread
M6
M8
M10
M12
M16
M20
Tightening
torque [Nm]
11
27
54
93
230
464
Thread
M6
M8
M10
M12
M16
M20
Tightening
torque [Nm]
7.4
17.5
36
62
150
303
Thread
M6
M8
M10
M12
M16
M20
Tightening
torque [Nm]
10
24
49
80
203
393
Pump size
Noise level
dB
(A)
FPM
711/712
75
FPM
721/722
71
FPM
741/742
79
FPM
3531/3532
79
FPM
3541/3542
78
FSM
3531/3532
82
Table
8
Noise
emission
Model
Interval
Maintenance task
Chapter
All
according to
manufacturer
specifications
Replacing the magnetic coupling
see
9.5 "Replacing the magnetic coupling", Page
All
as required
change motor
see
9.4 "Changing the motor", Page
All
According to
manufacturer
specifications
lubricate motor bearing
see
9.3 "Lubricating the motor bearing", Page
Table
9
Maintenance
intervals
Содержание FPM 3531
Страница 4: ... FPM AND FSM SERIES 2 ...