Electrical Area Classification
Class – I Division 1 – HV above 650V
Class – I Division 2 – MV 250V – 50V
Unclassified – LV less than 250V
Electrical Area Classification
Class – I Division 1 – HV above 650V
Class – I Division 2 – MV 250V – 50V
Unclassified – LV less than 250V