Saudi Electricity Company Senior Electrical Technician Interview Questions and Answers

The commissioning process of a PV solar plant involves testing, adjusting, and optimizing the system to ensure it is functioning properly.

• Testing the electrical components and connections to ensure they are working correctly

• Adjusting the system settings to maximize efficiency and output

• Optimizing the performance of the solar panels to achieve the desired energy production

• Checking for any potential issues or malfunction

Transformer types of testing include routine tests, type tests, and special tests to ensure proper functioning and safety.

• Routine tests include insulation resistance, turns ratio, and polarity tests.

• Type tests are conducted on a prototype to verify design parameters like temperature rise and short-circuit withstand.

• Special tests may include impulse voltage, partial discharge, and noise level tests.

• Testing ensures trans...read more

UPS is used to provide backup power in case of electrical outages or fluctuations.

• Provides continuous power supply during outages

• Protects sensitive electronic equipment from damage due to power surges or fluctuations

• Allows for safe shutdown of devices to prevent data loss

• Commonly used in data centers, hospitals, and critical infrastructure

• Types include offline, line-interactive, and online UPS

A substation is a facility used to transform voltage levels and distribute electricity to consumers.

• Substations receive high voltage electricity from power plants or transmission lines

• They transform the voltage to a lower level for distribution to homes and businesses

• Substations may also include equipment for switching, controlling, and protecting the power flow

• Examples of substations include step-down substations, dis

A relay is an electrically operated switch that uses an electromagnet to mechanically control the switching of a circuit.

• Relays are used to control high power circuits with low power signals.

• They consist of a coil, armature, and contacts.

• Common types include electromagnetic relays, solid-state relays, and reed relays.

• Examples of relay applications include automotive starter solenoids and industrial control systems.

I am an experienced Electrical Engineer with a strong skill set in designing and troubleshooting electrical systems.

• Proficient in designing electrical circuits and systems

• Skilled in troubleshooting and repairing electrical equipment

• Experienced in using CAD software for electrical design

• Knowledgeable in electrical codes and regulations

• Familiar with PLC programming and automation systems

• Strong analytical and problem-solv...read more

I am an experienced electrical engineer with a passion for problem-solving and innovation. I have worked in the field for 8 years and have a strong track record of successful projects.

• 8 years of experience in electrical engineering

• Strong problem-solving and innovation skills

• Proven track record of successful projects

• Passionate about the field

• Continuously updating knowledge and skills