What is the use of transformers in distribution electricity?

A distribution transformer or service transformer is a transformer that provides the final voltage transformation in the electric power distribution system, stepping down the voltage used in the distribution lines to the level used by the customer.

Why we use CT in panel?

Why to use a Protection Current Transformer with an Electrical Panel? The Protection Current Transformer is used to provide the currents to protection Relay. This is achieved by producing proportional currents in the unit’s secondary windings that remain isolated from the main circuit.

What are functions of Transformers?

A transformer is an electrical apparatus designed to convert alternating current from one voltage to another. It can be designed to “step up” or “step down” voltages and works on the magnetic induction principle.

How do distribution transformers work?

In electrical, step down transformers are used in electrical distribution system which works on very high voltage to ensure low loss and cost-effective solution for long distance power delivery requirements. To convert the high voltage to a low voltage supply line, Step down transformer is used.

What does CT mean in transformer?

Current Transformer
A Current Transformer (CT) is used to measure the current of another circuit. CTs are used worldwide to monitor high-voltage lines across national power grids. A CT is designed to produce an alternating current in its secondary winding that is proportional to the current that it is measuring in its primary.

What is the burden of CT?

The burden of CT is the maximum load (in VA) that can be applied to the CT secondary. The burden can be expressed in two ways. The burden can be expressed as the total impedance in ohms of the circuit or the total volt-amperes (VA) and power factor at a specified value of current or voltage and frequency.

What is current transformer and its working?

A current transformer is an electrical device that is used to increase or decrease the alternating current supplied to it. Current transformers provide where the secondary current used for calculation is equal to the electrical network’s main current.