Grundfos CRE Serie Informations Importantes page 27

Les changements ou modifications apportés à cet équipement qui ne sont pas expressément
approuvés par Grundfos peuvent annuler l'autorisation de la FCC à utiliser cet équipement.
Son fonctionnement est soumis aux deux conditions suivantes:
• Ce dispositif ne doit pas provoquer de brouillage préjudiciable.
• Il doit accepter tout brouillage reçu, y compris le brouillage pouvant entraîner un mauvais fonctionnement.
B.3. Identification numbers
For the USA
Grundfos Holding A/S
Contains FCC ID: OG3-RADIOM01-2G4
Contains FCC ID: OG3-RA2G4MSR.
For Canada
Grundfos Holding A/S
Model: RADIOMODULE 2G4
Contains IC: 10447A-RA2G4M01
Contains IC: 10447A-RA2G4MSR.
Pour le Canada
Numéros d'identification:
Grundfos Holding A/S
Modèle: RADIOMODULE 2G4
Contient IC: 10447A-RA2G4M01
Contient IC: 10447A-RA2G4MSR.
B.4. Electrical connection
Installation altitude
For 480/277V grid systems: The maximum altitude is between 0 and 3500 m above sea level.
For 480V (corner earthed) grid systems: The maximum altitude is between 0 and 2000 m above sea level.
Conductors
See the sections on electrical installation and cable requirements.
Conductor temperature ratings
Model J: Use minimum 60 °C copper conductors.
Model K: Use 75 °C copper conductors only. The wire sizes for the mains supply must be sized for a wire size
which is suitable for at least 125% of the rated input current of the motor drive units.
Conduit hubs
In case of connection to conduit, suitable conduit hubs need to be installed in the field. Such conduit hubs must
be UL Listed according to UL Category Code Number (CCN) DWTT/DWTT7 and suitable for the relevant
enclosure type rating in accordance with UL 514B and CSA C22.2 No. 18.3.
For type 12 enclosures, it is only allowed to use conduit hubs rated Type 12 or Type 13.
After installation, all unused M20/½" NPT openings must remain closed by means of the delivered blind plugs in
order to maintain the defined enclosure rating. MGE motors are delivered with M20 blind plugs as standard. MLE
motors are delivered with ½" NPT blind plugs as standard.
The relevant enclosure type rating can be found on the nameplate of the product.
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