There are 3 main types of DC motor that are available:- Series, Shunt and Compound. These terms relate to the type of connection of the field windings with respect to the armature circuit. DC Series Motors A DC series motor will have its field windings connected in series with the armature. The series winding will… Read more »
As a rotating machines repair Company we see many types of failure on all types of motors and generators. Regardless of the machine type, one form of failure that is common to all is the damage caused by improper or loose connections. Whilst it is a small percentage of cases, we still see a handful… Read more »
If your motor has stopped working or is nuisance tripping then you may be able to diagnose the problem by performing a few basic checks. Before starting with the investigation it would be worth noting the general condition of the motor. Look for broken mounts/parts, signs of burning/carbon, contamination from various sources (water, oil, grease,… Read more »
If you rely on electric motors to power your business, consistent performance is key to keeping productivity and profit margins high. Unfortunately, so many Clients we are called out to are running their motors inefficiently – often only paying attention to their motors when they fails or begins to show drastic underperformance. To avoid downtime… Read more »
Mawdsleys are pleased to announce the appointment of Gary Cox as Sales Manager for our Key accounts, with a special focus on naval business throughout the UK and Europe. Gary joins Mawdsleys having worked for Flowserve for many years, Gary’s experience and customer contacts are a huge plus for Mawdsleys and the growth of the… Read more »
DC (direct current) motor rewinds and repairs have been one of our specialist services for many years and in our experience, carbon brush wear is one of the most common causes of DC motor failure, alongside carbon dust and commutator surface wear caused by bad contact with the brushes. Carbon brushes are found in many… Read more »
AC Motors are everywhere, from household appliances such as water pumps and refrigerators to industry equipment such conveyor belts, right through to pumps on Navy warships. AC motors are electric motors which are driven by an alternating current (AC) as opposed to a direct current that drives DC Motors. An AC motor generally consists of… Read more »
At Mawdsleys, we’ve been busy carrying out work on one of the long awaited type 26 Global Combat Ships. The first ship is estimated to be completed by 2023 and will serve the Navy to the middle of the century. The new ships are set to eventually replace the previous Type 23 frigates which were… Read more »
Following the closure of Eriks in Bath, Alan Tyler their Workshop Manager has joined our Engineering team in our Bristol Workshop. Alan worked for Eriks in Bath for over 35 years, he started his career as an Apprentice Armature Winder in the 80’s, completing. After a four year apprenticeship covering various rewinds of AC Low Voltage stators… Read more »
The decision to repair or replace a failed motor is usually made by the Customer based on the costs and availability of a new unit. For a commercial grade motor this is a straightforward process as availability is not an issue, however for special motors, extensive repair work may be the only feasible option. Here… Read more »
