GEA HG34P Series - 5 Electrical Connection; Information for Contactor and Motor Contactor Selection DGB; Connection of the Driving Motor

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09618-05.2012-DGbFEI
5| Electrical connection
5 Electrical connection
  DANGER! Highvoltage!Riskofelectricshock!Onlycarryoutworkwhenthe
electrical system is disconnected from the power supply!
INFO!
Connect the compressor motor in accordance with the circuit diagram
(see inside of terminal box).
Use suitable cable entry point of the correct protection type
(see name plate) for routing cables into the terminal box.
Insert the strain reliefs and prevent chafe marks on the cables.
Compare the voltageandfrequencyvalueswiththedataforthemains
power supply.
Only connect the motor if these values are the same.
5.1 Information for contactor and motor contactor selection
Allprotectionequipment,switchingandmonitoringdevicesmustcomplywiththelocalsafetyregula-
tionsandestablishedspecications(e.g.VDE)andregulationsaswellasthemanufacturer’sspecica-
tions. Motorprotectionswitchisrequired!Motorcontactors,feedlines,fusesandmotorprotection
switches must be rated according to the maximum operating current (see name plate). Set the short
circuit trigger current at max. 7 times the permissible operating current according to the compressor
name plate.
5.2 Connection of the driving motor
The compressor is designed with a motor for star-delta circuits.
Designation on the name plate Sticker on the terminal box
∆ / Y
Star-delta start-up is only possible on 230 V voltage supply . Example:
230 V ∆
Direct start Star-delta start
400 V Y
Direct start only
Elektrischer Anschluss Electrical connection Raccordement électrique
∆ / Y
96027-11.06-DGbF
∆
Niedere Spannung
Low voltage
Bas voltage
Y
Hohe Spannung
High voltage
Haut voltage
L3
L1 L2
L3
L1 L2
Elektrischer Anschluss Electrical connection Raccordement électrique
∆ / Y
96027-11.06-DGbF
∆
Niedere Spannung
Low voltage
Bas voltage
Y
Hohe Spannung
High voltage
Haut voltage
L3
L1 L2
L3
L1 L2
L1
L2
L3
L1
L2
L3
INFO! The connection examples shown refer to the standard
 version.Inthecaseofspecialvoltages,theinstructionsafxedtothe
terminal box apply.