GEA HGX7 R134a - 5 Electrical Connection 13 DGB; Information For Contactor And Motor Contactor Selection

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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).
Usethefollowingoverloadprotectiondevice:
Acurrent-dependenttime-delayedoverloadprotectiondeviceformonitoringofallthreephases,not
sethigherthantheratedcurrentofthemachine,whichmustrespondat1.2timesthesetcurrent
within2hoursandmustnothaverespondedat1.05timesthesetcurrentwithin2hours,oranother
comparabledevice.