Xylem LOWARA e-SV Series - Electrical specifications; Sound pressure; Materials in contact with the liquid

en – Translation of the Original Instructions
46 e-SV series – Additional Installation, Operation and Maintenance Instructions
8.7 Electrical specifications
See the motor data plate.
Permitted tolerances for the supply voltage
Frequency Hz
Phase ~
No. of conductors + earth
UN, V ± %
50
1
2 + 1
220÷240 ± 6
3
3 + 1
230/400 ± 10, 400/690 ± 10
60
1
2 + 1
220÷230 ± 6
3
3 + 1
220/380 ± 5, 380/660 ± 10
8.8 Sound pressure
Measured in free field at a distance of one metre from the unit, with standard motor operating
without load.
50 Hz motors
Table 2: Sound pressure level LpA, dB ± 2
Power, kW (hp)
2 poles
4 poles
0.25 (0,33)
–
<70
0.37 (0.5) – 0.55 (0.7) – 0.75 (1) – 1 (1,3) – 1.5 (2) – 2.2 (2.9)
3 (4) – 4 (5.4) – 5.5 (7.4) – 7.5 (10)
<70
<70
11 (14.8)
73
–
15 (20) – 18.5 (25) – 22 (30)
75
–
30 (40) – 37 (50)
74
–
45 (60)
78
–
55 (74)
84
∗
–
∗
Sound pressure level LwA: 95 dB ± 2
60 Hz motors
Table 3: Sound pressure level LpA, dB ± 2
Power, kW (hp)
2 poles
4 poles
0.25 (0.33)
–
< 70
0.37 (0.5) – 0.55 (0.7) – 0.75 (1) – 1 (1.3) – 1.5 (2) – 2.2 (2.9)
3 (4) – 4 (5.4) – 5.5 (7.4)
< 70
< 70
7.5 (10) - 11 (14.8) - 15 (20)
71
< 70
18.5 (25)
73
–
22 (30)
70
–
30 (40) – 37 (50)
76
–
45 (60) - 55 (74)
79
–
8.9 Materials in contact with the liquid
Model
Materials
1, 3, 5, 10, 15, 22
Stainless steel
33, 46, 66, 92, 125
Stainless steel, cast iron