1LE1503-2DB03-4AA4 is a Siemens low-voltage three-phase asynchronous electric motor from the SIMOTICS SD (Severe Duty) series.

Technical Specifications

“SIMOTICS SD MOTOR TYPE: 1CV3280B Low-voltage motor, IEC Squirrel-cage rotor, self-ventilated, IP55 Temperature class 155(F) according to 130(B) cast iron frame Basic line Premium Efficiency IE3” -- [Automation-Berlin Kunz GmbH].

1. Rated Power: 75 kW at 50 Hz (86 kW at 60 Hz).
2. Rated Speed: 1500 RPM (4-pole).
3. Voltage and Frequency: 3 AC 50 Hz 400V Delta / 690V Star, and 3 AC 60 Hz 460V Delta.
4. Efficiency Class: IE3 (Premium Efficiency).
5. Mounting / Construction Type: IM B3 (feet mounted).
6. Enclosure Protection: IP55 ( dust and water-jet protected).
7. Terminal Box Position: At the top.
8. Motor Protection: Without integrated motor protection sensors.