Engineering ToolBox - Resources, Tools and Basic Information for Engineering and Design of Technical Applications!

Electrical Motors - Speed at Operating vs. Synchronous Load

Speed of an operating electrical motor with load is lower than the synchronous speed (no load) of the motor.

Sponsored Links

Synchronous and approximate speed (rpm) at rated load for small and medium motors operating at 60 hz and 50 hz:

Approximate Electrical Motor Speed (rpm)
No. PolesSpeed with Rated LoadSynchronous Speed (no Load)
60 hz50 hz60 hz50 hz
2 3450 2850 3600 3000
4 1725 1425 1800 1500
6 1140 950 1200 1000
8 850 700 900 750
Sponsored Links

Related Topics

Related Documents

Sponsored Links

Engineering ToolBox - SketchUp Extension - Online 3D modeling!

3D Engineering ToolBox Extension to SketchUp - add parametric components to your SketchUp model

Add standard and customized parametric components - like flange beams, lumbers, piping, stairs and more - to your Sketchup model with the Engineering ToolBox - SketchUp Extension - enabled for use with the amazing, fun and free SketchUp Make and SketchUp Pro .Add the Engineering ToolBox extension to your SketchUp from the SketchUp Pro Sketchup Extension Warehouse!

Translate
About the Engineering ToolBox!

Privacy

We don't collect information from our users. Only emails and answers are saved in our archive. Cookies are only used in the browser to improve user experience.

Some of our calculators and applications let you save application data to your local computer. These applications will - due to browser restrictions - send data between your browser and our server. We don't save this data.

Google use cookies for serving our ads and handling visitor statistics. Please read Google Privacy & Terms for more information about how you can control adserving and the information collected.

AddThis use cookies for handling links to social media. Please read AddThis Privacy for more information.

Citation

This page can be cited as

  • Engineering ToolBox, (2004). Electrical Motors - Speed at Operating vs. Synchronous Load. [online] Available at: https://www.engineeringtoolbox.com/speed-electrical-motors-d_738.html [Accessed Day Mo. Year].

Modify access date.

. .

close

3D Engineering ToolBox - draw and model technical applications! 2D Engineering ToolBox - create and share online diagram drawing templates! Engineering ToolBox Apps - mobile online and offline engineering applications!

Scientific Online Calculator

Scientific Calculator

3 30

Sponsored Links
.