Hassan Obeid, Cummins

Hassan Obeid

Articles

Generation November 3, 2022

Your questions answered: What to consider when designing a paralleling power system

When designing a paralleling power system, electrical engineers need to consider many aspects including transfer switches, grounding and protection

By Hassan Obeid
Codes & Standards: Electrical, Power June 22, 2022

Your questions answered: Specifying transfer switch controls

In this follow-up Q&A, learn how to select and specify the correct transfer switch control, based on application

By Hassan Obeid
Specifying generator set paralleling controls
Generation February 25, 2022

Your questions answered: Specifying generator set paralleling controls

In this additional Q&A, learn how to parallel generators for emergency power systems, along with their fundamental control features

By Hassan Obeid
Power January 12, 2022

How to apply transfer switch time duration and short-time WCR

Learn about UL 1008 short-circuit testing and passing criteria, and know how to apply the short-circuit withstand and closing rating in a power system

By Hassan Obeid
Power July 8, 2021

Your questions answered: How to apply transfer switch time duration WCR

Transfer switches are critical to the power system. How do high short-circuit and short-time withstand and closing ratings (WCR) help simplify the selection of overcurrent protection devices? Read more for questions left unanswered during the live webcast

By Hassan Obeid
Power September 9, 2020

Your questions answered: Designing system-level controls in a power system

Electrical engineers specifying paralleling power systems must understand the difference between generator set paralleling and system-level control. Read more for questions left unanswered during the live webcast

By Hassan Obeid