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Pos.
Y
X
The supply voltage for a three-phase motor in relation to the altitude is shown in the graph.
1
500
480
460
440
420
400
380
500
1500
2500
3500
Pos.
Y
X
Related information
8.1 Technical data, single-phase motors
8.2 Technical data, three-phase motors
8.6.4 Humidity
Description
Maximum humidity
If the humidity is constantly high and above 85 %, open the drain holes in the drive-end flange to vent the motor.
Related information
2.5 Drain holes
4.1.5 Installing the product in moist surroundings
8.6.5 Turbine operation
To increase the life of the product, do not operate the product at a higher speed than the maximum speed stated on the nameplate.
9. Disposing of the product
WARNING
Magnetic field
Death or serious personal injury
‐
Persons with pacemakers dismantling this product must exercise caution when handling the magnetic materials embedded in the
rotor.
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.
3. Dispose of the waste battery through the national collective schemes. If in doubt, contact your local Grundfos company.
See also end-of-life information at www.grundfos.com/product-recycling.
Description
Supply voltage
Altitude [m]
2
Description
Supply voltage
Altitude [m]
Percentage
95 %
71
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