What does an electrical sub station do?

A substation reduces electricity voltage so that it is easier and safer to deliver electricity to homes and business.

What is sub substation?

Definition: Sub station. Description: An electrical substation is a subsidiary station of an electricity generation, transmission and distribution system where voltage is transformed from high to low or the reverse using transformers.

What is the job of a substation?

As a substation operator, it is your job to run and manage an electrical substation so that customers can safely use electricity. Your job duties are to inspect, maintain, and monitor all equipment, including power converters, circuit breakers, and voltage transformers.

Why do we need electrical substations?

The electricity that is available at the electricity towers are very high in voltage, if that electricity is supplied to households then it will burn up your whole system and damage your appliances hence substations are built in order to step down electricity from a high voltage transmission system to electricity with …

What does sub station mean?

Definition of substation

: a subordinate or subsidiary station: such as. a : a branch post office. b : a subsidiary station in which electric current is transformed. c : a police station serving a particular area.

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What is the difference between power station and substation?

A power station is a place where electricity is copied and substations change voltage. A place where substations change voltage. … The main equipment of substation is switch and transformer. According to the size of the small, called the substation.

What does a substation maintainer do?

1. Installs, maintains, troubleshoots, and repairs equipment in high voltage switchyards, substations, and power operations centers, including power transformers, load tap changers, high voltage circuit breakers and switchgear, battery and charger systems, and all control equipment used in substations.

What are the duties of a substation technician?

Classification Responsibilities: An Electric Substation Technician performs skilled and semiskilled electrical and mechanical work in the repair, maintenance, monitoring, modification, and testing of gas driven internal combustion engines that power electric generators.

How many types of substation are there?

Substation Types: Although, there are generally four types of substations there are substations that are a combination of two or more types.

Can you build next to a substation?

If you are building near an overhead line, you must preserve the voltage safety clearance distances, both for the finished development and during construction (e.g. for scaffolding or cranes). If the development is near a substation you must be very careful about buried cables.

How much do substations cost?

The data points in figure 7 also tend to indicate that substation cost rise at a rate of approximately $4,000,000 per transformer for an average three-transformer substation.

Why is DC supply used in substations?

The main reason for using DC supply in substation or power stations is to provide a continuous power supply to the control circuit. DC is a reliable source of power supply because it can obtain from batteries. … The battery has electrical energy storing capability that’s why it can be used for backup power supply.

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Who is responsible for electricity substations?

Electricity distribution companies are responsible for the network of power lines, underground cables, substations etc., that get electricity to your home or business in the area where you live.

What are the three main parts of a substation?

There are three main types of substation: transmission, distribution, and collector.

  • Transmission. A transmission substation connects transmission lines, generally when all the lines concerned have the same level of voltage. …
  • Distribution. …
  • Collector.