Functions; Overview - Lenze i550-C0.25/120-1 Project Planning Manual

Functions

Overview

With regard to their functionality, the inverters i550 are adapted to extensive applications.
This is also reflected in the overall scope of the products.
Functions
Motor control
V/f characteristic control linear/square-law (VFC plus)
V/f characteristic control (VFC closed loop)
Energy saving function (VFC-Eco)
Sensorless vector control (SLVC)
Sensorless control for synchronous motors (SL-PSM)
(up to 22 kW, from 30 kW ... 75 kW: in preparation)
Servo control for asynchronous motors (SC-ASM)
Motor functions
Flying restart circuit
Slip compensation
DC braking
Oscillation damping
Skip frequencies
Automatic identification of the motor data
Braking energy management
Holding brake control
Voltage add – function
Rational Energy Ride Through (RERT)
Speed feedback (HTL encoder)
Brake resistor control (brake chopper integrated)
Frequency setpoint
DC-bus connection (400V devices)
Application functions
Process controller
Access protection
Process controller sleep mode and rinse function
Freely assignable favorite menu
Parameter change-over
S-shaped ramps for smooth acceleration
Motor potentiometer
Flexible I/O configuration
Automatic restart
OEM parameter set
Complete control with 8-key keypad
UPS operation
Frequency output via digital output DO1
"Light Duty" load characteristic can be adjusted for selected inverters
Product information
Monitoring
Short circuit
Earth fault
Device overload (i*t)
Motor overload (i²*t)
Mains phase failure
Stall protection
Motor current limit
Maximum torque
Ultimate motor current
Motor speed
Load loss detection
Motor temperature
Diagnostics
Error history buffer
Logbook
LED status displays
Keypad language selection German, English
Network
CANopen
Modbus RTU
Modbus TCP
PROFIBUS
EtherCAT
EtherNet/IP
PROFINET
POWERLINK
IO-Link
Safety functions
STO (Safe Torque Off)
Functions
Overview
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