Other Technical Data; Sound Pressure Level; Hydro Multi-E With Single-Phase Pumps; Hydro Multi-E With Three-Phase Pumps - Grundfos Hydro Multi-E Series Installation And Operating Instructions Manual

30. Other technical data

EMC (electromagnetic compatibility)
According to EN 61000-6-2:2005 and 61000-6-3:2007.
Residential areas, unlimited distribution, corresponding to
CISPR 11, class B, group 1.
Industrial areas, unlimited distribution, corresponding to
CISPR 11, class A, group 1.
Contact Grundfos for further information.
Enclosure class
Standard: IP55 (IEC 34-5).
Insulation class
F (IEC 85).
Ambient temperature
• During operation: 0 to +40 °C.
• During storage or transport: -40 to +60 °C.

31. Sound pressure level

31.1 Hydro Multi-E with single-phase pumps

Number of pumps in
Motor size
booster system
[kW]
2
●
0.37 - 1.1
●
1.5

31.2 Hydro Multi-E with three-phase pumps

Number of pumps in
Motor size
booster system
[kW]
2
●
1.5
●
2.2
●
3.0
●
4.0
●
5.5
●
7.5
●
11
Sound pressure
level
[dB(A)]
3
60
● 63
67
● 69
Sound pressure
level
[dB(A)]
3
67
● 69
67
● 69
71
● 73
71
● 73
71
● 73
77
● 79
77
● 79

32. Disposal

WARNING
Overhead load
Death or serious personal injury
- Restrict access to the area.
- Use safety equipment when dismantling the base
frame.
- Removal of the system must be carried out by
trained personnel.
CAUTION
Crushing of feet
Minor or moderate personal injury
- Use safety equipment when removing the tank.
CAUTION
Sharp edges
Minor or moderate personal injury
- Wear safety gloves.
CAUTION
Hot surface
Minor or moderate personal injury
- Make sure the system is cooled down.
This product or parts of it must be disposed of in an
environmentally sound way:
1. Use the public or private waste collection service.
2. If this is not possible, contact the nearest Grundfos company
or service workshop.
45