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jimbrosseau
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Banging my head against a wall trying to prove to a coworker why the square root of three shows up in a three-phase voltage drop calculation...any ideas?
The square root of 3 in 3-phase voltage drops represents the relationship between line and phase voltages in a 3-phase power system. It is a constant factor of √3 that is used to convert between the two types of voltage.
The square root of 3 is derived from the trigonometric relationship between the phase and line voltages in a 3-phase system. It is the ratio of the line voltage to the phase voltage in a balanced 3-phase system.
The square root of 3 is important because it allows for a more efficient distribution of power in 3-phase systems. It reduces the amount of power and equipment needed to transmit the same amount of power as a single-phase system.
Yes, the square root of 3 can be used in any type of 3-phase system, as long as it is a balanced system with equal phase voltages. In an unbalanced system, the square root of 3 may not accurately represent the relationship between line and phase voltages.
No, there are other constant factors used in 3-phase voltage drops, such as the power factor and the impedance of the system. However, the square root of 3 is the most commonly used factor in 3-phase systems.