Category: DC Motors

Motor Speeds Explained: Diving into AC and DC Motors

May 7, 2018

Speed, torque, power and voltage are all important considerations when choosing a motor. In this two-part blog, we’ll dive into the specifics of motor speeds. In Part 1, we’ll discuss how speed differs between motor types, and in Part 2, we’ll look at when to consider adding a gearbox to the application. AC Induction Motor […]

Posted in AC Motors, Blog Overview, DC Motors

DC Motor Basics

April 23, 2018

Watch our short video on DC Motors. DC motors are the most common type of motor for low voltage and/or high starting torque applications, most often seen in the automotive and agricultural industries. DC Motor Construction and Operation A DC motor is comprised of a wound armature, commutator, brushes and magnets—all within a totally-enclosed housing. […]

Posted in Blog Overview, DC Motors

When to Use a Brush Card or Brush Holders

March 23, 2018

Brush card vs. brush holder Groschopp DC motor model PM60 and PM80 frames have either a brush card or replaceable brush holders inside of them, but knowing the difference between the two could make a world of difference for your application. The brush card and brush holders generally do the same thing in that they […]

Posted in DC Motors, How It Works, Uncategorized

20 Factors to Consider When You Buy an Electric Motor

May 17, 2017

When searching to buy an electric motor or gear motor for your application, it is important to consider requirements beyond speed, torque, power and voltage. In this article, we will discuss 20 factors that are worth reviewing before deciding on an electric motor. Voltage:  Will you have access to a wall outlet or do you need […]

Posted in AC Motors, Blog Overview, Brushless Motors, DC Motors, Motor/Gearmotor Selection, Temperature, Efficiency & IP

Fractional Horsepower Motors Explained

May 26, 2016

At first glance, fractional horsepower appears fairly simple. Its name also serves as its definition: it’s a fraction of one horsepower, or rather, 746 Watts (1 hp) or below. However, in the fractional horsepower electric motor industry, “less than one horsepower” covers a wider range than most manufacturers are capable of building. Because of this, […]

Posted in AC Motors, Blog Overview, DC Motors, How It Works

Standard Insulation Class Ratings for Groschopp’s Motors and Gearmotors

May 5, 2016

Electric motors are categorized by temperature into groups called insulation classes which rate what temperature a motor can safely run at. Temperature ratings are important to understand because a motor running too hot can cause premature motor failure. UL 1446 Temperature Classes Maximum Temperature at Hottest Spot A* 105°C E (European) 120°C B* 130°C F […]

Posted in AC Motors, Blog Overview, Brushless Motors, DC Motors, Temperature, Efficiency & IP, Uncategorized, Universal Motors

How to use the Motor Search Tool

Narrow your search by selecting motor type, gearbox, voltage, and phase options for your desired motor.

Select a dominant variable: choose one of the three parameters to narrow your search. The selected variable determines which slider bar you will be able to manually move.

Use the slider corresponding to your dominant variable to further narrow your motor selection. The other sliders will automatically move to show available ranges based on the range of your selected variable.

Results will upload as your search criteria changes. If you have any questions regarding your results or how to use the search tool, you can chat with us using the green tab on the left-hand side of your screen.

Note: Groschopp Universal motors are custom built to fit your application so no additional options are available to narrow the search. Selecting the Universal motor type will prompt a message taking you to the Universal product page.

Not sure what you need?

One of our team members would be happy to help. Contact us at 800-829-4135 or by email at sales@groschopp.com. You can also chat with us using the green tab on the left side of your screen.

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Universal Motors

Groschopp Universal motors are custom built to fit your application so no additional options are available to narrow the search. Standard frame sizes and motor features can be found on the Universal page.

go to Universal page