Danfoss VLT FC 360 Design Manual

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Contents

Danfoss VLT FC 360 Design Manual Manual pdf 8 page image

1.2 Definitions1.2.1 Frequency ConverterIVLT, MAXMaximum output current.IVLT,NRated output current supplied by the frequency converter.UVLT,MAXMaximum output voltage.1.2.2 InputControl commandStart and stop the connected motor by means of LCP anddigital inputs.Functions are divided into two groups.Functions in group 1 have higher priority than functions ingroup 2.Group 1 Reset, Coasting stop, Reset and Coasting stop,Quick-stop, DC braking, Stop and the [OFF] key.Group 2 Start, Pulse start, Reversing, Start reversing, Jogand Freeze output1.2.3 MotorMotor RunningTorque generated on output shaft and speed from zerorpm to max. speed on motor.fJOGMotor frequency when the jog function is activated (viadigital terminals).fMMotor frequency.fMAXMaximum motor frequency.fMINMinimum motor frequency.fM,NRated motor frequency (nameplate data).IMMotor current (actual).IM,NRated motor current (nameplate data).nM,NRated motor speed (nameplate data).nsSynchronous motor speedns = 2 ×par. 1 − 23 × 60spar. 1 − 39nslipMotor slip.PM,NRated motor power (nameplate data in kW or HP).TM,NRated torque (motor).UMInstantaneous motor voltage.UM,NRated motor voltage (nameplate data).175ZA078.10Pull-outrpmTorqueIllustration 1.1 Break-away TorqueBreak-away torqueηVLTThe efficiency of the frequency converter is defined as theratio between the power output and the power input.Start-disable commandA stop command belonging to the group 1 controlcommands - see this group.Stop commandSee Control commands.1.2.4 ReferencesAnalog ReferenceA signal transmitted to the analog inputs 53 or 54, can bevoltage or current.Binary ReferenceA signal transmitted to the serial communication port.Preset ReferenceA defined preset reference to be set from -100% to +100%of the reference range. Selection of eight preset referencesvia the digital terminals.Pulse ReferenceA pulse frequency signal transmitted to the digital inputs(terminal 29 or 33).Introduction VLT® AutomationDrive FC 360 Design Guide6 MG06B202 - VLT® is a registered Danfoss trademark11