An autotransformer is an electrical transformer with only one winding. The "auto" (Greek for "self") prefix refers to the single coil acting alone, not to any kind of automatic mechanism.
Simply put, a grounding transformer is used to provide a ground path to either an ungrounded “Y” or a delta connected system
MGM has been building transformers for use in high rise buildings for over 4 decades. We have partnered with some of the largest utility companies in the country and have an extensive install base in many cities across the US.
Traction rated transformers are critical components in the traction chain, affecting both train performance and operator services. MGM supplies traction substation transformers for all applications.
There is no doubt that the trend towards EV is here to stay. Motorists who purchase such a vehicle also need a charging station. The total number of electrically powered cars worldwide reached some 3.2 Million in early 2018.
General purpose 600 Volt transformers from 10 to 500 kVA in stock and available for immediate shipment from one of our 20 nationwide warehouses. Available in both copper and aluminum windings.
General purpose transformers designed and built to suit your specific application requirements such as special voltage combinations, tap arrangements, winding options and enclosure types.
Standalone distribution transformers in a general purpose case with simple cable in and cable out options
Coordinated design from 225 kVA to 10,000 kVA; 600 volts to 34,500 volts with indoor and outdoor construction.
Made to order unit substation medium voltage transformers designed and built to suit your specific applications requirements including special retrofit units.
6, 12, 18 and 24-pulse; 15 kVA to 10,000 kVA; 600V to 15 kV; indoor and outdoor.
The mining industry requires many different types of Power Transformers; the need for high power in a compact robust transformer make these unique in the industry.
Dry-type Triplex design solutions for space-constrained entry points or installation locations.
500 kVA to 10,000 kVA; 5 kV to 34.5 kV; indoor and outdoor design.
6, 12, 18 and 24-pulse liquid filled DIT from 200 kVA to 7,500 kVA; 5 kV to 15 kV, indoor and outdoor design.