Single-phase power

Single-phase power

A two- or three-wire distribution system commonly used for residences and small commercial buildings.
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It is designed for low cost of ownership--it only requires a single-phase power outlet and never needs cooling water or compressed air.
When the motor is supplied from single-phase power source, and the stator winding is sinusoidal, the best results are obtained.
Green Mountain Power will upgrade a single-phase power line into a three-phase power line from Sharon into South Strafford village by 2016, said spokeswoman Dorothy Schnure.
Developed specifically for the process industry, railway applications and machine and plant manufacture, WEIDMULLER says its single-phase Power Solid-State Relays modules have highly reliable switching, a compact design, low drive power, and short response times.
Each of the water coolers is available in 115 and 230 volt models and operates on single-phase power. The 2500SS and 2502SS water coolers feature a 2-gallon reservoir.
The XCSD30F is a single-phase power supply with a wide range input of 90-264 Vac and an adjustable 12-15 VDC output.
* Operation from an 85 to 300 VAC single-phase power source.
They introduce distributed generation and the generators, then examine a range of scenarios, including a three-phase IG operating on a single-phase power system, finite element analysis of grid-connected IGs with the Steinmetz connection, self-excited induction generators (SEIGs) for autonomous power systems, voltage and frequency control for SEIGs, and certain PMGs for autonomous power systems.
The company said the dual-voltage function on the DGK25C is beneficial, as users are able to power lights, air conditioners and electric tools that use single-phase power, while supplying motors for compressors and pumps without using a transformer.
The filters' small housings, designed to fit a 1U rack, make them suitable for devices with limited space such as portable electrical equipment, small- to medium-sized machines and household equipment, and single-phase power supplies.
Fluke Corp.'s 430 Series of power quality analyzers incorporates the new International Electrotechnical Commission (IEC) standards for flicker, harmonics, and power quality for troubleshooting of three-phase and single-phase power distribution systems.

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