Lenze i550 Series Project Planning Manual

Funcons
Overview
With regard to their funconality, the inverters i550 are adapted to extensive applicaons.
This is also reected in the total scope of the products.
Funcons
Motor control Monitoring
V/f characterisc control linear/square-law (VFC plus) Short circuit
V/f characterisc control (VFC closed loop) earth fault
Energy saving funcon (VFC-ECO) Device overload (i*t)
Sensorless vector control (SLVC) Motor overload (i²*t)
Sensorless control for synchronous motors (SL-PSM)
(up to 22 kW, from 30 kW ... 75 kW: in preparaon)
Mains phase failure
Servo control for asynchronous motors (SC-ASM) Stalling protecon
Motor funcons Motor current limit
Flying restart circuit Maximum torque
Slip compensaon Ulmate motor current
DC braking Motor speed
Oscillaon damping Load loss detecon
Skip frequencies Motor temperature
Automac idencaon of the motor data Diagnoscs
Brake energy management Error history buer
Holding brake control Logbook
Voltage add – funcon LED status display
Rotaonal Energy Ride Through (RERT) Keypad language selecon German, English
Speed feedback (HTL encoder) Network
Brake resistor control (brake chopper integrated) CANopen
Frequency setpoint Modbus RTU
DC-bus connecon (400V devices) Modbus TCP
Applicaon funcons PROFIBUS
Process controller EtherCAT
Access protecon EtherNet/IP
Process controller - idle state and rinse funcon PROFINET
Freely assignable favourite menu POWERLINK
Parameter change-over Safety funcons
S-shaped ramps for smooth acceleraon STO (Safe torque o)
Motor potenometer
Flexible I/O conguraon
Automac restart
OEM parameter set
Complete control with 8-key keypad
UPS operaon
Frequency output via digital output DO1
"Light Duty" load characterisc can be adjusted for selected inverters
Product informaon
Funcons
Overview
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Lenze i550 Series Specifications

General

Protection Class	IP20
Ambient Temperature	-10°C to +50°C
Overload Capacity	150% for 60 seconds
Control Type	Vector control
Communication Interfaces	CANopen, Modbus, Ethernet, PROFIBUS, PROFINET
Safety	STO (Safe Torque Off)
Frequency Range	0 Hz
Cooling Method	Air cooling
Storage Temperature Range	-25°C to +70°C
Input Voltage Range	3-phase 380...480 V AC -15%/+10%