Electrical IQ

https://electricaliq.com/what-is-ac-or-alternating-current/

What is AC or Alternating Current? - Electrical IQ AC or Alternating current is an electric current that continuously changes its magnitude with time and periodically reverses its direction. In Direct Current

https://electricaliq.com/what-is-oltc-or-on-load-tap-changer-in-transformer-working-principle/

What is OLTC or On-load tap changer in Transformer? Working Principle - Electrical IQ OLTC stands for On-load tap changer which is used in Transformer to regulate the output voltage. OLTC is installed inside the transformer main tank. It is

https://electricaliq.com/what-is-restriking-voltage-effects-methods-of-arc-extinction/

What is Restriking Voltage? Effects and Methods of Arc Extinction - Electrical IQ After opening the Circuit Breaker under load or fault condition, a transit voltage appears across the breaker contacts which is called Restriking Voltage.

https://electricaliq.com/corona-effect-discharge-advantages-disadvantages-how-to-reduce/

What is corona effect? Advantage and Disadvantage of Corona - Electrical IQ Corona effect is the phenomenon of electric discharge in high voltage transmission line and substation. Hissing noise and violet glow observed under the

https://electricaliq.com/restricted-earth-fault-protection-transformer-ref-protection/

Restricted Earth Fault Protection(REF) in Transformer - Electrical IQ REF relay stands for Restricted Earth Fault Protection. It is an earth fault protection, and it will cover the protection for a particular area or zone.

https://electricaliq.com/rtcc-panel-in-transformer-and-working-principle/

RTCC Panel in Transformer and Working Principle - Electrical IQ RTCC stands for Remote Tap Changer Control. It is used to control the transformer output voltage by controlling the OLTC unit of the transformer. As we know

https://electricaliq.com/causes-of-over-voltage-in-power-system/

Causes of over voltage in Power System - Electrical IQ When voltage goes higher from the rated voltage is called Over Voltage. It is very common issue in Power System. System voltage is to be maintained as per the

https://electricaliq.com/auto-recloser-relay-function-block-lockout-mode/

Auto Recloser Relay - Function, Block & Lockout mode - Electrical IQ Auto recloser function is used for transmission line protection system to avoid tripping during transient fault of the line. The function is available in the

https://electricaliq.com/what-is-dc-or-direct-current/

What is DC or Direct Current? - Electrical IQ DC or Direct Current is electrical current which flows always in one direction. As we know, when electron flows from one place to another place, it is called

https://electricaliq.com/dga-dissolved-gas-analysis-transformer-oil/

DGA or Dissolved Gas Analysis of Transformer oil - Electrical IQ DGA (Dissolved Gas Analysis) is an important tool for checking healthiness of oil filled power transformer. Power Transformer is important and expensive

https://electricaliq.com/what-is-mah-in-mobile-battery/

What is mAh in mobile battery? - Electrical IQ mAh stands for milli Ampere hour which defines the total capacity of current a mobile battery can deliver in an hour time. To express the total storage

https://electricaliq.com/lbb-protection-relay-local-breaker-backup/

What is LBB protection? Working, Purpose, Scheme - Electrical IQ LBB stands for Local Breaker backup, and it is used as a backup protection of the circuit breaker to isolate the fault in case the circuit breaker is failed