Grundfos CRE Serie Instrucciones De Instalación Y Funcionamiento página 31

Enclosure class
• Three-phase pumps, 1.1 - 7.5 kW: IP55 (IEC 34-5).
• Three-phase pumps, 11-22 kW: IP55 (IEC 34-5).
Insulation class
F (IEC 85).
Ambient temperature
During operation:
• Min. -20 °C
• Max. +40 °C without derating.
During storage/transport:
• -30 to +60 °C (0.37 - 7.5 kW)
• -25 to +70 °C (11-22 kW).
Relative air humidity
Maximum 95 %.
Sound pressure level
Three-phase pumps:
Speed stated on
Motor
nameplate
[kW]
-1
[min ]
2800-3000
1.1
3400-3600
2800-3000
1.5
3400-3600
2800-3000
2.2
3400-3600
2800-3000
3.0
3400-3600
2800-3000
4.0
3400-3600
2800-3000
5.5
3400-3600
2800-3000
7.5
3400-3600
2800-3000
11
3400-3600
2800-3000
15
3400-3600
2800-3000
18.5
3400-3600
2800-3000
22
3400-3600
22. Disposal
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.
Sound pressure level
[dB(A)]
60
65
65
70
65
70
65
70
70
75
75
80
65
69
63
68
64
68
66
70
66
70
Subject to alterations.
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