What is HV and LV Power Distribution System?

Oil immersed transformer under short circuit withstanding test

An HV power distribution system simply means a high voltage distribution system while an LV is a low voltage or tension power distribution system. LV power supply can be around 230 Volts for a single-phase connection and 400 Volts for a three-phase connection. On the other hand, the HV distribution system can even reach 11Kilo-Volts, … Read more