Blog

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, […]

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 […]

Updated FAQs Page

February 3, 2016

Groschopp’s updated FAQs page addresses many common questions about our company and what we do, purchasing new motors or getting replacement parts, and technical questions about product details. Our full list of questions can be found on Groschopp’s FAQs page. If you have any additional questions, please contact our sales team and they would be happy to help. What types […]

Groschopp’s Standard IP Ratings

January 25, 2016

Ingress Protection (IP) ratings are used universally to classify the level of protection that electric motors have from solids and liquids. We offer standard IP ratings that will work for many applications, but motors working in harsh environments or that need to be washed down regularly should consider having the IP level increased to ensure protection. Modifications can be […]

4 Tips for Using an Electric Motor During the Winter Months

January 18, 2016

As temperatures drop well below freezing in many parts of the country and snow continues to fall, winter equipment gets more and more use. For salt spreaders, pumps and other applications using electric motors in the winter weather, making sure the motor is equipped to perform in cold and wet conditions is essential for lengthening […]

6 Reasons Your Motor is Overheating

January 7, 2016

Selecting the right motor can be a challenging task. Finding a motor that matches your speed, torque and power requirements is not enough. There are many factors that need to be taken into consideration when choosing a motor that matches your application requirements. This list provides you a few checks you can do to prevent […]

Finding the best motor for intermittent duty applications

December 11, 2015

What is intermittent duty? Intermittent duty is when a motor or gearmotor has a duty cycle that isn’t running continuously without any time of break. This could be 10 seconds on and 50 seconds off, 10 seconds on and 5 minutes off, or any other on-off combination. Why is it important? It is important to […]

New Motor Search Tool Made Easy

January 13, 2016

Many search tools in the electric motor industry only allow you to choose search parameters from a drop-down menu. The problem with this method is that drop-down menus limit search combinations, making it difficult and time consuming to find a motor that fits your exact specifications. Groschopp’s new motor search tool utilizes a grid layout […]

WK and NR part numbers: What do they mean?

November 16, 2015

We want to start by clarifying motors with WK and NR part numbers are not our product. If you saw “Groschopp” on the label and came to us hoping for a replacement, don’t worry, it happens more than you think. Motors with WK and NR part numbers are built by Groschopp & Co., GmbH, a German […]

NEMA Ratings

July 28, 2015

NEMA (National Electrical Manufacturers Association) was found in 1926 and is located in Rosslyn Virginia. NEMA ratings create standards which define a product’s level of protection against various environmental conditions. It is often used in the manufacturing industry and to test electrical devices. NEMA has over 13 different types of ratings ranging from NEMA 1 to […]