3-Phase AC Drive

The Lenze I55AE255F10010001S is a compact, cabinet-style AC frequency inverter (VFD) from the i550 series, rated at 5.5 kW. It is engineered for precise speed and torque control of three-phase asynchronous AC motors in diverse industrial applications. This model operates on a 3-phase 400/480 V AC input, delivers up to 13 A output current, and supports modern communications for easy integration in automation networks.

Key Features:

• Motor Compatibility: Three-phase asynchronous AC motors

• Power Rating: 5.5 kW (7.5 HP)

• Input Voltage: 3-phase 400/480 V AC

• Output Current: 13 A (400 V), 11 A (480 V)

• Output Frequency: 0–599 Hz

• Control Modes: Linear/quadratic V/f (VFC Plus), sensorless vector control (SLVC), energy-saving VFC Eco

• Overload Capacity: 200% for 3 s; 150% for 60 s

• User Interface: 5 digital inputs, 1 digital output, 2 analogue inputs, 1 analogue output, 1 relay output (NO/NC), frequency input (0–100 kHz), removable keypad (optional)

• Communication: Modbus TCP (standard); other protocols such as CANopen, EtherCAT, EtherNet/IP, PROFIBUS, PROFINET, POWERLINK (series options)

• EMC Filter: Integrated

• Enclosure Type: IP20; designed for cabinet mounting

• Cooling: Forced air cooling

• Safety Functions: Optional STO (Safe Torque Off)

• Protection Functions: Overcurrent, short circuit, overvoltage, overload, overtemperature, phase loss, load loss, external protection

• Certifications: CE, UL, CSA, EAC, RoHS

• Operating Temperature: −10 °C to +50 °C

• Weight: Approx. 2.5 kg

Applications:
Ideal for controlling variable speed and torque on industrial motors in conveyor systems, pumps, fans, winders, packaging equipment, and general automation tasks.