Arresters meaning

Arresters are devices used to protect equipment and personnel from damage caused by electrical surges.


Arresters definitions

Word backwards sretserra
Part of speech The word "arresters" is a noun.
Syllabic division ar-res-ters
Plural The plural of the word "arrester" is "arresters."
Total letters 9
Vogais (2) a,e
Consonants (3) r,s,t

Arresters, also known as surge arresters or lightning arresters, are devices designed to protect electrical systems from sudden voltage spikes. These spikes, which are also known as surges or transients, can be caused by lightning strikes, switching operations, or other electrical disturbances.

One of the primary functions of arresters is to divert excess voltage safely to the ground, preventing damage to sensitive equipment connected to the electrical system. They act as a barrier, absorbing the energy of the surge and redirecting it away from the protected equipment.

Types of Arresters

There are several types of arresters available, including distribution class, intermediate class, and station class. Each type is designed for a specific level of protection, depending on the voltage and application requirements.

How Arresters Work

Arresters consist of a metal oxide varistor (MOV) that conducts current when a surge occurs. When the voltage in the system exceeds a certain threshold, the MOV activates and creates a low-resistance path to the ground, diverting the excess energy away from the system.

Benefits of Arresters

Using arresters can help prevent costly damage to electrical equipment, reduce downtime, and increase the overall reliability of the electrical system. They are essential components in protecting sensitive electronic devices and ensuring the safety of personnel working with electrical systems.

Overall, arresters play a critical role in safeguarding electrical systems from voltage surges and transient events. By installing the appropriate type of arrester for a specific application, users can ensure the long-term performance and reliability of their electrical systems.


Arresters Examples

  1. The surge protectors are equipped with lightning arresters to protect electronic devices from voltage spikes.
  2. The police officers swiftly moved in to apprehend the suspect with the help of the tactical arresters.
  3. The fire department uses flame arresters to prevent the spread of fire in hazardous environments.
  4. The prisoner attempted to escape but was quickly subdued by the prison guard's leg restraints and handcuffs.
  5. The security system includes motion arresters that can trigger an alarm in case of unauthorized entry.
  6. During the protest, the riot police deployed crowd control arresters to maintain order and prevent violence.
  7. The mountain climber secured himself to the rock face using safety arresters to prevent a fall.
  8. The government implemented price arresters to prevent inflation and stabilize the economy.
  9. The car's braking system includes speed arresters to slow down the vehicle in emergency situations.
  10. The engineer installed surge arresters in the power grid to protect against lightning strikes and power surges.


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  • Updated 27/06/2024 - 18:25:42