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Siemens 1LE1603-2BB03-4AB4 SIMOTICS SD Motor - 37 kW, IE3

Siemens 1LE1603-2BB03-4AB4 SIMOTICS SD 3-Phase Motor

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ManufacturerSiemens

Part number1LE1603-2BB03-4AB4

Rated Power 37 kW

Efficiency IE3

Voltage 400/690V

Frequency 50/60 Hz

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12-month warranty

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Veteran-owned

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IE3 Premium Efficiency Cast Iron Housing IP55 Protection Self-Ventilated Continuous Duty S1 High Power Output

Product description

The Siemens 1LE1603-2BB03-4AB4 is a powerful SIMOTICS SD series motor delivering 37 kW with IE3 Premium Efficiency. Its cast-iron housing provides robustness for demanding industrial applications, ensuring reliable operation and energy savings.

This motor is designed for heavy-duty industrial use, suitable for applications such as large pumps, compressors, extruders, and other machinery requiring high torque and consistent performance. The 4-pole design ensures efficient operation at lower speeds.

Stanlo Automation, a veteran-owned business specializing in industrial automation parts, offers the Siemens 1LE1603-2BB03-4AB4. We pride ourselves on providing quality components and excellent customer service.

Technical specifications

Rated Power	37 kW
Efficiency	IE3
Voltage	400/690V
Frequency	50/60 Hz
Poles	4
Frame Size	225S
Housing	Cast Iron
IP Rating	IP55

Common applications

Large Pumps

Compressors

Extruders

Heavy Machinery

Industrial Automation

Manufacturing

Compatible systems

Designed for direct-on-line (DOL) starting and compatible with variable frequency drives (VFDs).

Also known as

Siemens SIMOTICS SD 225S 1LE1603 Series 37kW Motor Siemens 4-pole motor

Replaces / compatible with

This motor is a suitable replacement for older Siemens motors in the 1LE1603 series, offering enhanced efficiency and performance.

Technical note

Expert tip

The motor is equipped with 3 PTC thermistors for overload protection, ensuring safe operation.

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Frequently asked questions

What are the power and frame size of the Siemens 1LE1603-2BB03-4AB4 motor?

The Siemens 1LE1603-2BB03-4AB4 motor has a rated power of 37 kW and a frame size of 225S, designed for high-demand industrial applications.