What causes lights to dim in house?
Description : Why do dimmable LED lights flicker?
Description : What causes random power outages?
Description : What are the main causes of harmonics?
Answer : Harmonic is a non linear load because linear load voltage deviated due to connection of some electrinie device such as converter,inverter
Description : What causes transients?
Answer : Transient is a peak voltage take small period. It will occur due to lightning
Description : What would cause a power surge in a house?
Answer : If your neibour / other flat owners / your maintainer staff switch on any type of inductive load that can cause power surge / dip