Permissible Forces And Torques On The Pump Flanges - Wilo -Atmos GIGA-N Einbau- Und Betriebsanleitung

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4.8 Permissible forces and torques on
the pump flanges
Z
Z
Fig. 1: Permissible forces and torques on the
pump flanges – pump made of grey cast iron
52
Product description
Motor power P
22
30
37
45
55
75
90
110
132
150
185
200
220
260
300
330
370
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 2: Anticipated noise levels for standard pump (60 Hz)
Y
DN Forces F [N]
X
F
Y
Pressure port
X
315
32
385
40
525
50
648
65
788
80
1050
100
1243
125
1575
150
Suction port
578
50
735
65
875
80
1173
100
1383
125
1750
150
2345
200
Values in acc. with ISO/DIN 5199 – class II (2002) – Appendix B, Family no. 1A.
Table 3: Permissible forces and torques on the pump flanges
[kW] Measuring surface sound-pressure level Lp, A [dB(A)]
N
2-pin (2900 rpm)
74
78
78
81
81
81
83
83
83
83
83
86
86
86
86
86
–
F F Σ Forces F
X Y Z
298 368 578
350 438 683
473 578 910
595 735 1155
718 875 1383
945 1173 1838
1120 1383 2170
1418 1750 2748
525 473 910
648 595 1155
788 718 1383
1050 945 1838
1243 1120 2170
1575 1418 2748
2100 1890 3658
4-pin (1450 rpm)
66
68
68
69
70
75
75
75
77
77
80
80
80
80
80
80
80
Torques M [Nm]
M M M Σ Torques M
X Y Z
385 263 298 560
455 315 368 665
490 350 403 718
525 385 420 770
560 403 455 823
613 438 508 910
735 525 665 1068
875 613 718 1278
490 350 403 718
525 385 420 770
560 403 455 823
613 738 508 9100
735 525 665 1068
875 613 718 1278
1138 805 928 1680
WILO SE 2019-04
1)