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Siemens 1LE1523-3AB03-5GB4 37kW 400V IE3 Motor

Siemens 1LE1523-3AB03-5GB4 37kW 1000 RPM IE3 Three-Phase Motor.

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ManufacturerSiemens

Part number1LE1523-3AB03-5GB4

Power 37 kW

Voltage 400V

Speed 1000 rpm

Frequency 50 Hz

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CAGE: 9NK75

IE3 Energy Efficiency Cast Iron Construction IP55 Rated 1000 RPM Speed 37 kW Power Robust Design

Product description

The Siemens 1LE1523-3AB03-5GB4 is a high-efficiency three-phase asynchronous motor designed for industrial use, delivering 37 kW (50 HP) at 400V and a speed of 1000 RPM. It adheres to IE3 efficiency standards, promoting energy savings. This model features a robust cast-iron frame and a B3 (foot-mount) configuration for maximum durability and stability.

This motor is well-suited for a variety of applications, including pumps, fans, crushers, and general machinery within sectors like manufacturing, mining, and construction. Its IE3 efficiency contributes to reduced energy consumption and operational costs.

Stanlo Automation, a veteran-owned supplier of surplus industrial automation parts, offers the Siemens 1LE1523-3AB03-5GB4. We provide reliable components and expert service, ensuring you get the best value for your automation needs.

Technical specifications

Power	37 kW
Voltage	400V
Speed	1000 rpm
Frequency	50 Hz
Efficiency Class	IE3
Frame Size	250S
Mounting Type	B3 (Foot-mount)
Protection Class	IP55
Duty Cycle	S1

Common applications

Pumps

Fans

Crushers

Conveyors

Mixers

General Industrial Machinery

Material Processing

Compatible systems

Designed for standard 400V industrial power systems and compatible with both Direct-On-Line (DOL) starters and Variable Frequency Drives (VFDs).

Also known as

Siemens Simotics motor 1LE1523 motor 37kW Siemens motor 1000 RPM motor

Replaces / compatible with

This motor serves as a direct replacement for previous Siemens models with similar power and speed ratings, offering an upgrade in energy efficiency.

Technical note

Expert tip

The cast-iron frame provides excellent vibration damping and thermal stability, crucial for continuous operation in demanding industrial environments.

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Frequently asked questions

What is the typical application for a Siemens 1LE1523-3AB03-5GB4 motor with 1000 RPM speed?

Motors with a 1000 RPM speed, like the Siemens 1LE1523-3AB03-5GB4, are commonly used in applications requiring higher torque and slower rotational speeds, such as heavy-duty pumps, crushers, and some types of compressors.