IE5 m550-U Three-Phase Motor + i650 motec
LenzeMotorsIE5-THREE-PHASE-MOTO

IE5 m550-U Three-Phase Motor + i650 motec

IE5 m550-U three-phase motor with an integrated i650 motec inverter for 0.37–11 kW: IE5 efficiency and up to 40% lower losses than IE3.

Specifications

Power
0.37 … 11 kW
Torque
1.9 … 56.5 Nm
Efficiency class
IE5
Mounting design
B3, B5, B14

This drive unit pairs the IE5 m550-U three-phase motor with an i650 motec frequency inverter mounted directly on the motor, so speed is controlled at the machine rather than from the control cabinet. On top of speed control, the i650 brings a Logic PLC, table positioning and Safe Torque Off (STO) via CIP Safety into the field.

Compared with an IE3 motor, the m550-U lowers losses by up to 40% and reaches IE5 under IEC TS 60034-30-2 and Grade 2 under GB30253-2024. It provides up to 250% starting torque from standstill and is optimised for sensorless operation on Lenze inverters.

The combination covers 0.37 … 11 kW with torques of 1.9 … 56.5 Nm and is available in B3, B5 and B14 mounting designs. Connection via terminal box or standard plug connectors keeps commissioning quick.

Features

i650 motec with extended functions

Logic PLC, table positioning and STO via CIP Safety are available directly at the motor.

IE5, up to 40% lower losses

Losses fall by up to 40% versus IE3, meeting IE5 (IEC TS 60034-30-2) and Grade 2 (GB30253-2024).

Up to 250% starting torque

High breakaway torque from standstill copes with heavy starts and frequent cycles.

Sensorless operation

The motor is tuned for encoderless control with Lenze inverters, which saves feedback hardware.

0.37–11 kW power range

Torques of 1.9 to 56.5 Nm are covered in B3, B5 and B14 designs.

Applications

  • Decentralised conveying and positioning tasks
  • Machines requiring integrated safety functions (STO)
  • Logistics and warehouse conveying systems
  • Packaging and processing machines

Technical Data

ParameterValue
Power0.37 … 11 kW
Torque1.9 … 56.5 Nm
Efficiency classIE5 (IEC TS 60034-30-2)
China efficiency gradeGrade 2 (GB30253-2024)
Starting torqueup to 250%
Mounting designB3, B5, B14
Integrated inverteri650 motec
Additional functionsLogic PLC, table positioning, STO via CIP Safety

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