4.6 Noise characteristics
Table 8: Surface sound pressure level L
pA
5)6)
P
N
Pump Pump set
960 rpm,
760 rpm
1450 rpm 2900 rpm 960 rpm,
760 rpm
1450 rpm 2900 rpm
[kW] [dB] [dB] [dB] [dB] [dB] [dB]
1,5 52 53 54 56 58 63
2,2 53 55 56 58 60 66
3 55 56 57 60 62 68
4 56 58 59 61 63 69
5,5 58 59 61 62 65 71
7,5 59 61 62 64 66 72
11 61 63 64 65 68 74
15 63 65 66 67 69 75
18,5 64 66 67 68 70 76
22 65 67 68 68 71 77
30 66 68 70 70 72 78
37 67 70 71 70 73 79
45 68 71 72 71 74 80
55 69 72 73 72 74 80
75 71 73 75 73 76 81
90 71 74 76 73 76 82
110 72 75 77 74 77 82
132 73 76 78 75 77 83
160 74 77 79 75 78 84
200 75 78 80 76 79 84
250 - 79 81 - 80 85
4.7 Scope of supply
Depending on the model, the following items are included in the scope of supply:
▪ Pump
Drive
▪ Surface-cooled IEC frame three-phase squirrel-cage motor
Coupling
▪ Flexible coupling with or without spacer
Contact guard
▪ Coupling guard
Baseplate
▪ Cast or welded baseplate for the complete unit (pump and motor), in torsion-
resistant design
▪ Channel section steel or folded steel plate
Special accessories
▪ As required
4.8 Dimensions and weights
For dimensions and weights please refer to the general arrangement drawing/outline
drawing of the pump/pump set.
5)
Spatial average; as per ISO 3744 and EN 12639; valid for pump operation in the Q/Qopt = 0.8 - 1.1 range and for non-
cavitating operation. If noise levels are to be guaranteed: add +3 dB for measuring and constructional tolerance.
6)
Increase for 60 Hz operation: 3500 rpm +3 dB, 1750 rpm +1 dB, 1160 rpm ±0 dB
4 Description of the Pump (Set)
MegaCPK
19 of 74
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