—————— TPD32-EV ——————
20
2 - DESCRIPTION, COMPONENT IDENTIFICATION
AND SPECIFICATIONS
2.1 GENERAL
Aconvertertransformstheconstantvoltageofanexistingthree-phasepowersupplyintoadirectvoltage,in
ordertoregulatethespeedand/orthetorqueofadirectcurrentmotorwithaseparateexcitation.
(*) not included in the TPD32-EV-FC-...
(**) not included in the TPD32-EV-CU-...
Figure 2.1: Base diagram of a converter
ACinputsupplyvoltage(U
LN
): 3x230V,50/60Hz, 3x400V,50/60Hz
3x460V,50/60Hz, 3x500V,50/60Hz
3x575V,50/60Hz, 3x690V,50/60Hz
Armatureconverter: Totallycontrolledthree-phasebridge.DoublebridgeforTPD32-EV-
...-4B..)
Fieldconverter: Semi-controlledsingle-phasebridge
Programmablecontrolsection: Controlandregulationcardsofthepowersection.Commands,refer-
encesandfeedbacksareconnectedtothem.
Outputvoltage(U
dN
): Directvoltagechangingfrom0...U
dN
Outputratedcurrent(I
dN
): 20....3300A[foramax.ambienttemperatureof104°F(40°C)]
Thedefaultversionofaconverterincludesthepresenceofapowersupplycircuitfortheadjustableeld;inthis
waythemotorscanoperatewithamixedarmatureoreldregulation,withoutaddingotherdevices.
Thebasictechnicaldataofaconverterarestatedinthetypecodeandontheidenticationnameplate.