Over-current, under/over-voltage, frequency, reverse phase or phase balance, reverse power, distance, temperature control, phase sequence, power factor, automatic transfer, differential, ground fault, liquid or gas pressure, annunciation relay and etc. from different manufacturers such as General Electric – Siemens – Westinghouse – Cutler Hammer – Square D –Merlin Gerin – S & C Electric and etc.
Transformer ratio
Insulation resistance
Double testing
Insulation capacitance and dissipation factor – Instrumentation and controls
Oil sample testing and gas analysis
Load Break Switches, HV and MV Breakers, Power Transformers, Emergency and Standby Generators, Switchgears/Switchboards, Distribution Panel Boards, Automatic Transfer Switches, UPS Systems, Protection Relays, Motors, Power Factor Corrections Modules, Lightning Arresters, Surge Suppressors, Power Meters, etc.