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Siemens 1LE1523-3AB43-4AB6-Z 55kW 400V IE3 Motor

Siemens 1LE1523-3AB43-4AB6-Z 55kW 750 RPM IE3 Three-Phase Motor.

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ManufacturerSiemens

Part number1LE1523-3AB43-4AB6-Z

Power 55 kW

Voltage 400V

Speed 750 rpm

Frequency 50 Hz

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Veteran-owned

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IE3 Efficiency Robust Cast Iron Frame IP55 Protection 750 RPM Speed 55 kW Power Output High Torque Capability

Product description

The Siemens 1LE1523-3AB43-4AB6-Z is a high-performance, IE3 efficiency class three-phase asynchronous motor. It delivers 55 kW (75 HP) of power at 400V and operates at a speed of 750 RPM. This motor features a robust cast-iron frame and a B3 (foot-mount) configuration, designed for durability and reliability in demanding industrial settings.

This motor is suitable for applications requiring high torque and lower speeds, such as heavy-duty pumps, large fans, crushers, and mills in industries like mining, cement production, and heavy manufacturing. Its IE3 efficiency ensures reduced energy consumption and operational costs.

Stanlo Automation, a veteran-owned provider of surplus industrial automation parts, offers the Siemens 1LE1523-3AB43-4AB6-Z motor. We are committed to delivering quality components and excellent service to support your automation needs.

Technical specifications

Power	55 kW
Voltage	400V
Speed	750 rpm
Frequency	50 Hz
Efficiency Class	IE3
Frame Size	280S
Mounting Type	B3 (Foot-mount)
Protection Class	IP55
Duty Cycle	S1

Common applications

Heavy Duty Pumps

Large Fans

Crushers

Mills

Conveyors

Mining Equipment

Cement Production

Compatible systems

Compatible with 400V industrial power supplies and suitable for use with VFDs or direct-on-line starters.

Also known as

Siemens Simotics XP motor 1LE1523 motor 55kW Siemens motor 750 RPM motor

Replaces / compatible with

This motor can replace older Siemens or equivalent motors with similar power and speed requirements, providing an upgrade in energy efficiency.

Technical note

Expert tip

The lower speed (750 RPM) of this motor is beneficial for applications requiring high starting torque and smooth operation under heavy loads.

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Frequently asked questions

What makes the Siemens 1LE1523-3AB43-4AB6-Z motor suitable for heavy-duty applications?

The Siemens 1LE1523-3AB43-4AB6-Z motor is built with a robust cast-iron frame, offering superior mechanical strength and vibration damping. Its 750 RPM speed and 55 kW power output are ideal for high-torque applications like crushers and heavy-duty pumps.