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Grundfos CRE Series Installation And Operating Instruction

Grundfos CRE Series
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5. Installation requirements
5.1 Installing the product in areas with high humidity
WARNING
Fire hazard
Death or serious personal injury
In high humidity environments where condensation
can occur, connect the product permanently to the
power supply and activate the standstill heating
function.
To maintain the cURus mark, additional requirements
apply to the equipment. See the appendix concerning
installation in the USA and Canada.
Do not expose the product to UV radiation.
To avoid condensation, the drive must be continuously
energized due to the application of heat, with interruptions
such that cooling to the point of condensation does not
occur.
Open the drain holes in the product.
When you open the drain hole, the enclosure class of
the motor will be lower than standard.
Connect the product permanently to the power supply. In areas
with a high humidity, activate the built-in standstill heating
function.
Related information
6.1.1.2 Drain holes
5.2 Location
Observe the instructions on intended use for your specific product
regarding indoor and outdoor location.
Related information
2.1 Related instructions
5.3 Minimum space
5.3.1 Cooling the motor
Install the motor allowing a distance of minimum 2 inches (50
mm) (D) between the end of the fan cover and the wall or
another fixed object.
D
TM082853
Model K
Position the product with sufficient space around.
Make sure that the temperature of the cooling air does not
exceed 122 °F (50 °C).
Keep cooling fins and fan blades clean.
9
English (US)

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Grundfos CRE Series Specifications

General IconGeneral
Motor TypeAsynchronous
Enclosure ClassIP55
Insulation ClassF
SeriesCRE
Protection ClassIP55
MaterialStainless Steel
ApplicationsWater Supply, Pressure Boosting, Irrigation
Pumped liquidClean liquids
ApprovalsCE
Voltage380-415V
Connection SizeDN 32 to DN 100
EfficiencyIE3 Premium Efficiency
Power Supply3-phase
Liquid Temperature Range-10°C to +120°C
Temperature Range-10°C to +120°C

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