wide range sensitive equipment industry regulations severe damage hazards ensuring future faults issue repair systematic inspection specialized knowledge experienced electricians highly skilled typically provided crucial role potential damage complex world electrical system electrical problems electrical installations faults leading electric shock insulation failure earth due expensive machinery safety risks industrial settings conductors leading electrical issues equipment key aspects industrial electrical systems resolving electrical issues prevent costly replacements unexpected shutdowns leading conductors causing overheating insulation materials increasing safety standards types electric shocks fires earth resistance testers powering heavy machinery voltage levels affecting operational costs compliance repairs improve efficiency implementing preventive measures troubleshooting procedures aimed