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I asked this very question to my professor in electronics 101 in college! He explained to me the load side of the transformer if not connected to any load is open. This is a great

resistance to completing the circuit. This is transferred to the primary side of the transformer as a great resistance thus no current flow.

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15y ago

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What is the angle between no load current and the applied voltage in an ideal transformer?

A: Transformer by itself goes not alter the phases the output can be in phase or out of phase depending how you look at it.


Can transformers be connected in series?

A: Absolutely but the output for a power transformer will be less. the phases can also be out of phase on the output yielding no output at all.


Is line voltage or phase voltage mentioned on transformer nameplate?

It depends how they are connected. If they are connected between line conductors then they are measuring line voltages. If they are connected across phases then they are measuring phase voltages.


Can a Dy11 vector group transformer be connected to a Yd1 vector group transformer source?

In series, yes. In parallel, nope! Putting a Yd1 transformer in series with a Dy11 transformer would result in the output of the Dy11 transformer being identical to the input of the Yd1 transformer with the exception of the voltage magnitude - this will change depending on the winding ratio's on both transformers. But, in regards to other properties of the voltage, the phases will in be in phase, with the voltage in-between the two transformers lagging by 30 degrees.


When two or more transformers are interconnected with the positive terminal of each transformer connected to a phase and all the negative terminals are connected together what kind of interconnec?

When two or more transformers are interconnected with their positive terminals connected to phases and all the negative terminals tied together, it is referred to as a "delta connection." In this configuration, the transformers share the load evenly across the phases, providing a stable and balanced output. This setup is commonly used in three-phase systems to enhance voltage stability and reduce the risk of phase imbalances.

Related Questions

What is the angle between no load current and the applied voltage in an ideal transformer?

A: Transformer by itself goes not alter the phases the output can be in phase or out of phase depending how you look at it.


Can transformers be connected in series?

A: Absolutely but the output for a power transformer will be less. the phases can also be out of phase on the output yielding no output at all.


Is line voltage or phase voltage mentioned on transformer nameplate?

It depends how they are connected. If they are connected between line conductors then they are measuring line voltages. If they are connected across phases then they are measuring phase voltages.


Why the capacitive voltage transformer and voltage transformer both are used in a substation?

three phases


Is ADHD connected to moon phases?

No. ADHD is not connected with moon phases; however, behavior changes have been reported during different moon phases.


Can a Dy11 vector group transformer be connected to a Yd1 vector group transformer source?

In series, yes. In parallel, nope! Putting a Yd1 transformer in series with a Dy11 transformer would result in the output of the Dy11 transformer being identical to the input of the Yd1 transformer with the exception of the voltage magnitude - this will change depending on the winding ratio's on both transformers. But, in regards to other properties of the voltage, the phases will in be in phase, with the voltage in-between the two transformers lagging by 30 degrees.


Why is identification of the vector group of transformer important?

Vector group means it defines the primary & secondary side connection type of the transformer.For example DY says D for the delta connections (windings connected between two phases) & Y for the star connections (windings connected between two phases). That's why identification of the vector group of transformer is important.AnswerVector groups specify whether two or more three-phase transformers can be paralleled with each other. In order to do so, their angular displacements must be the same. Transformer connections listed in the Vector Group tables, categorise transformer connections in terms of their angular displacements.


What Kind Of Phases Does Neptune go Through?

I am not aware of any. It does not go through "crescent" and "half" phases like our moon, because it is beyond earth's orbit, so it cannot have (from our view) "phases". And in and of itself, Neptune is one of the most featureless and uninteresting planets to view, much like Uranus.


When two or more transformers are interconnected with the positive terminal of each transformer connected to a phase and all the negative terminals are connected together what kind of interconnec?

When two or more transformers are interconnected with their positive terminals connected to phases and all the negative terminals tied together, it is referred to as a "delta connection." In this configuration, the transformers share the load evenly across the phases, providing a stable and balanced output. This setup is commonly used in three-phase systems to enhance voltage stability and reduce the risk of phase imbalances.


Theory for brake test on three phase induction motor?

why three phase induction motor is delta connected


What is vector group ynyo?

The vector group yNy0 refers to a specific arrangement of phases in a three-phase transformer. In this configuration, the high-voltage winding is connected phase to phase, while the low-voltage winding is connected phase to neutral. This vector group is commonly used in distribution transformers to step down voltage for residential and commercial applications.


How many phases does your moon go through?

8 phases.