Sigma Electric Manufacturing Corporation Maintenance Engineer Interview Questions and Answers

The hydraulic pack pressure varies depending on the specific system and application.

• Hydraulic pack pressure is the force exerted by the hydraulic fluid in a hydraulic system.

• It is typically measured in pounds per square inch (psi) or bar.

• The pressure can vary based on the load requirements, system design, and component specifications.

• Higher pressure is often required for heavy-duty applications, while lower pressure ma...read more

2 phase and 3 phase are different types of electrical power distribution systems.

• 2 phase system has two conductors and produces a single alternating current waveform.

• 3 phase system has three conductors and produces three alternating current waveforms.

• 2 phase system is less common and used in older applications.

• 3 phase system is more efficient and widely used in industrial and commercial settings.

• 2 phase system requires...read more