Search results
Results from the WOW.Com Content Network
A padmount or pad-mounted transformer is a ground-mounted electric power distribution transformer in a locked steel cabinet mounted on a concrete pad. Since all energized connection points are securely enclosed in a grounded metal housing, a padmount transformer can be installed in places that do not have room for a fenced enclosure.
A "transformer bank", widely used in North America: three single-phase transformers connected to make a 3-phase transformer. The low-voltage secondary windings are attached to three or four terminals on the transformer's side. In North American residences and small businesses, the secondary is often the split-phase 120/240-volt system. The 240 ...
Except Wairarapa Line beyond Upper Hutt. Since 2011, the nominal voltage was 1600 V but with the same tolerances as 1500 V (i.e. 1300–1800 V), making it backwards-compatible with 1500 V rolling stock. Since May 2016 the operating voltage was increased to 1700 V DC following the full introduction of the Matangi EMUs. Philippines: Metro Manila
An amorphous metal transformer (AMT) is a type of energy efficient transformer found on electric grids. [1] The magnetic core of this transformer is made with a ferromagnetic amorphous metal . The typical material ( Metglas ) is an alloy of iron with boron , silicon , and phosphorus in the form of thin (e.g. 25 μm) foils rapidly cooled from melt.
These systems can be used to convert three-phase 50 Hz or 60 Hz alternating current (AC) for the supply of AC railway electrification systems at a lower frequency and single phase, as used by many older systems, or to rectify AC into direct current (DC) for those systems (primarily public transit systems) using DC for traction power.
The secondary winding of the local transformer will supply the customer with either single ended single phase (N-0) or split-phase (N-0-N) power in the region's standard appliance voltages, with the 0 volt line connected to a safety earth that does not normally carry an operating current.
You might be thinking of returning that holiday gift that you don't really want or need. Yet you might also want to think twice before you pay a return fee for a gift you never wanted in the first...
A single-phase, three-winding converter transformer. The converter transformers step up the voltage of the AC supply network. Using a star-to-delta or "wye-delta" connection of the transformer windings, the converter can operate with 12 pulses for each cycle in the AC supply, which eliminates numerous harmonic current components. The insulation ...