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Operating Instruction - Frequency Inverter 230V / 400V ... - opis.cz

Operating Instruction - Frequency Inverter 230V / 400V ... - opis.cz

Operating Instruction - Frequency Inverter 230V / 400V ... - opis.cz

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18.2 Actual Values of the MachineThe frequency inverter controls the behavior of the machine in the various operatingpoints. As a function of the configuration selected and the expansion cards installed,control variables and further actual value parameters of the machine can be displayed.Actual Values of the MachineNo. Description Function210 Stator <strong>Frequency</strong>The output frequency (motor frequency) of thefrequency inverter211 R.m.s CurrentCalculated effective output current (motor current)of the frequency inverter212 Output VoltageCalculated R.m.s. figure of the phase-to-phasevoltage (motor voltage) of the frequency inverter213 Active PowerActive power calculated from the voltage, thecurrent and the control variables214 Active CurrentActive current calculated from the rated motorparameters, the control variables and the current215 IsdCurrent component of the field-orientated controlforming the magnetic flux216 IsqTorque-forming current component of fieldorientatedcontrol217 Encoder 1 <strong>Frequency</strong>Calculated from the data on encoder 1, the No.of Pole Pairs 373 and the encoder signal218 Encoder 1 Speed Calculation from encoder 1 frequencyDifference from the synchronous frequency calculated221 Slip <strong>Frequency</strong>from the rated motor parameters, thecontrol variables and the currentTorque at the current output frequency calculated224 Torquefrom the voltage, the current and the con-trol variables225 Rotor FluxCurrent magnetic flux relative to the rated motorparametersMeasured temperature of the motor winding226 Winding Temperature according to Operation Mode 465 for temperatureadjustmentTime constant calculated for the operating point227 Act. Rotor Time Constant of the machine from the rated motor parameters,the rated and control variables235 Flux-Forming VoltageVoltage component of the field-orientated controlforming the magnetic flux236 Torque-Forming VoltageVoltage component of the field-orientated controlforming the torque238 Flux ValueMagnetic flux calculated according to the ratedvalues and the operating point of the motor239 Reactive CurrentReactive current calculated from the rated motorparameters, the control variables and the current240 Actual Speed Measured and/or calculated speed of drive241 Actual <strong>Frequency</strong> Measured and/or calculated frequency of driveNote:The actual values can be read out and monitored in the VAL menubranch of the operating unit. The parameter Control Level 28 in thePARA menu branch defines the selection of the actual value parametersto be selected.172 02/06

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