Permissible Forces And Torques On The Pump Flanges - Wilo Atmos TERA-SCH Serie Einbau- Und Betriebsanleitung

4.10 Permissible forces and torques on
the pump flanges
Fig. 5: Permissible forces and torques on the
pump flanges – pump made of grey cast iron
Installation and operating instructions Wilo-Atmos TERA-SCH
Product description
Motor power P [kW] Measuring surface sound-pressure level Lp, A [dB(A)]
N
2-pole
(2900 rpm)
70
18.5
70
22
72
30
72
37
77
45
77
55
80
75
80
90
80
110
80
132
80
160
80
185
81
200
81
220
81
250
83
280
83
315
83
355
81
400
81
450
81
500
81
560
81
630
-
710
-
800
-
900
-
1000
1)
Spatial mean value of sound-pressure levels within a cube-shaped measuring area at
a distance of 1 m from the surface of the motor
Table 5: Anticipated noise levels for standard pump (50 Hz)
DN Forces F [N]
F F F
X Y Z
Each nozzle
1200 1340 1080
100
1420 1580 1280
125
1800 2000 1620
150
2400 2680 2160
200
2980 3340 2700
250
3580 4000 3220
300
4180 4660 3760
250
4780 5320 4300
400
5380 5980 4840
450
4-pole (
1450 rpm)
64
64
66
66
66
67
72
72
74
74
74
74
76
76
76
77
77
77
77
77
77
77
77
77
77
77
77
Torques M [Nm]
Σ Forces F M M
X Y
2100 525 375
2480 630 450
3140 750 525
4180 975 690
5220 1335 945
6260 1815 1290
7300 2325 1650
8340 2910 2070
9380 3585 2550
en
1)
6-pole
(980 rpm)
63
63
64
64
68
68
70
70
70
70
76
76
76
76
76
76
76
78
78
81
81
81
81
8/1
81
81
-
M Σ Torques M
Z
435 780
570 915
615 1095
795 1440
1095 1965
1485 2670
1905 3420
2385 4290
2940 5280
15