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Siemens 1LE2421-3CB21-2AA3-Z 75 HP AC Motor

Siemens 1LE2421-3CB21-2AA3-Z 75 HP General Purpose AC Motor

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ManufacturerSiemens

Part number1LE2421-3CB21-2AA3-Z

Power Rating 75 HP

Speed Rating 1800 RPM

Voltage Rating 460V

Frequency 60 Hz

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NEMA Premium® Efficiency TEFC Enclosure IP54 Rated Cast Iron Frame 1800 RPM Speed 4-Pole Design

Product description

The Siemens 1LE2421-3CB21-2AA3-Z is a NEMA Premium® 75 HP AC Motor engineered for general purpose applications. It runs at 1800 RPM and operates on a 460 Volt AC, 3-phase, 60 Hertz power supply. This motor features a TEFC (Totally Enclosed Fan Cooled) enclosure with an IP54 rating, providing protection against dust and water splashes. Constructed with a cast iron frame, it includes an F insulation class for enhanced durability.

This motor is well-suited for a variety of industrial uses requiring dependable power. Its NEMA Premium® efficiency rating ensures energy savings and contributes to lower operational expenses.

Acquire your Siemens 1LE2421-3CB21-2AA3-Z motor from Stanlo Automation, a veteran-owned surplus parts distributor committed to quality and customer satisfaction.

Technical specifications

Power Rating	75 HP
Speed Rating	1800 RPM
Voltage Rating	460V
Frequency	60 Hz
Phase	3
Enclosure	TEFC
IP Rating	IP54
Insulation Class	F
Frame Size	365T
Frame Material	Cast Iron

Common applications

General Industrial Applications

Pumps

Compressors

Fans

Conveyor Systems

Machine Tools

Compatible systems

Variable Frequency Drives (VFDs) Standard motor control centers Industrial machinery Automation systems

Also known as

Siemens 1LE24213CB212AA3Z Siemens AC Motor 75HP 460V 1800 RPM Motor

Replaces / compatible with

This motor is designed for general-purpose applications and can replace older or standard efficiency motors. It is part of the Siemens low-voltage AC motor line.

Technical note

Expert tip

The '-Z' suffix often indicates a special design or option, though specific details for this variant would require consulting Siemens' product documentation or an authorized representative.

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Frequently asked questions

What is the IP rating of the Siemens 1LE2421-3CB21-2AA3-Z motor?

The Siemens 1LE2421-3CB21-2AA3-Z motor features a TEFC enclosure with an IP54 rating. This provides protection against solid particles larger than 1mm and water splashes from any direction.