A Relay Tester is someone who tests or modifies developmental and operational electrical machinery. This high-demand professional also handles electrical control equipment and circuitry in industrial or commercial settings. They generally work under the direction of engineers or technologists.

The professional is responsible for the field technical training for other Relay Testers. They have to take care of the relaying schemes, metering, remote control, data systems, and hydroelectric generator control. The Relay Tester has to work in close coordination with other departments to ensure the integrity of the electric system.

The tester will have an active role to play in planning major substation or plant construction projects. The professional has to take care of the operational tests for the hydroelectric generator control, and transformer protection systems. The Relay Tester will cross check the control and protective circuit diagrams to ensure they are as per the industry standards.

The professional reviews the engineering drawings and suggests changes wherever necessary. They frequently go on field checks to keep track of the working condition of the equipment. The Relay Tester will work with the other departments or manufacturer to repair and replace any defective equipment. They take the responsibility to direct, test, adjust, or maintain special equipment.

The Relay Tester assists in the inspection, installation, and repair of assigned electro-mechanical controls and equipment systems. The professionals have to assemble the equipment in the right position to operate test equipment and related instruments. They complete test forms and enter test results. The tester will manage and maintain the setting up of test equipment.

The professional will offer technical assistance in investigating trouble complaints in managing relays. The Relay Tester will perform various field, shop and laboratory tests, repairs, inspections, etc. They will play an active role in making a minor calibration to electrical equipment such as voltage regulating devices, battery chargers, and circuit breaker. The tester helps in operation and switching of substation equipment and switchyards during installation, testing, emergencies, and other trouble conditions.

They setup barricades and performs related general housekeeping functions necessary to maintain safe work areas. The tester performs other directed assignments as required.