120 208 Voltage Meaning

For example for a 208 120 volt service the line voltage is 208 volts and the phase voltage is 120 volts.

120 208 voltage meaning.

You may think that the safe route then is to simply go with 120 volt outlets throughout your home. The most common commercial building electric service in north america is 120 208 volt wye which is used to power 120 volt plug loads lighting and smaller hvac systems. The phase order is 1 2 3. The customer probably has 120 single phase 208 single phase and 208 three phase but may not.

Sometimes some commercial establishments like apartments would be furnished 3 phase power to the building but metered single phase to each apartment. 120 240 refers to the common voltage into a typical home. The voltage measured between any line and neutral is called phase voltage. Yes your product would work on single phase 120 on a 120 208 v system.

In larger facilities the voltage is 277 480 volt and used to power single phase 277 volt lighting and larger hvac loads. A 240 volt outlet on the other hand is larger with room for three individual plugs or four plugs of varying size. When the lines were installed the plant was divided into roughly 3 equal area from a power usage standpoint with one line going to each area. Normalized waveforms of the instantaneous voltages in a three phase system in one cycle with time increasing to the right.

Most circuit breakers or fuses will connect to one of these to provide power to your lights outlets and small appliances using the 120 volts to a neutral which is usually the. In western canada 347 600v is common. Available in 120 208 single phase 120 220 single phase or 120 240 single phase. Require 3 wires ground i take that to mean you have to select the voltage not that it can be used on any of them.

There are two lines that are 120 volts each supplying power to two different legs in your breaker fuse panel.