Electric brushes MG410 and brush holders

To transmit electric current to the rotating elements of electric motors, electric brushes with holders are used. Products manufactured by the manufacturer may be of various modifications.

Types of electric brushes in portal cranes

The catalog contains model ranges of products of the following types:

• metal graphite, MG;
• electrographite, EG;
• holders.

In the assortment, all brushes are equipped with a current-carrying non-insulated, ordinary flexible wire. The cross section of the conductor depends on the current load. A tip is installed on the end opposite to the brush. It has a hole for connecting the product to the mains. The wire is connected to the body of the brush in one of the following ways:

• K, caulking;
• P, soldering;
• P, flared;
• Z, by pressing in.

You can find out about the connection method by the letter indicated in the product labeling. All models of brushes are manufactured in accordance with the requirements of standards.

Features of current collectors

Products are installed in places of power transmission, on collectors. The quality of the brush determines the reliability of the motor. The current collection assembly should be checked regularly. If necessary, change the brushes in a timely manner. In case of improper contact, sparking occurs, there is an increased wear of the element in contact with the collector.

To avoid an accident, it is necessary to replace the brushes in a timely manner. The contact group during maintenance is checked completely. It is better to replace all elements at the same time, despite uneven wear. Spare parts should be purchased well in advance to avoid equipment downtime while waiting for delivery.