PECO Cheat Sheet 2026

The 30 highest-yield PECO facts, distilled from real exam questions. Print it, save it as a PDF, or study it here — free, no sign-up.

1. In the context of PECO distribution operations, what is a 'pad-mounted transformer'? → A ground-level, tamper-resistant transformer in a locked enclosure set on a concrete pad
2. A PECO customer disputes a billing amount they believe is unusually high. What is the correct first step for a PECO representative to take? → Review the account's usage history and compare to prior periods
3. What ethical standard governs applied methods and techniques practice? → Adherence to the profession's code of ethics and applicable laws and regulations
4. What does a continuity test check for? → Complete electrical path
5. What is the foundational principle of communication and documentation in the Philadelphia Electric Company Certified Professional field? → Maintaining competence, integrity, and service to stakeholders
6. What ethical standard governs safety and compliance practice? → Adherence to the profession's code of ethics and applicable laws and regulations
7. What is the benefit of predictive maintenance? → Minimizes unexpected breakdowns
8. When a PECO customer calls to report a downed power line, what is the representative's highest priority response? → Warn the caller to stay away from the line and dispatch emergency crews immediately
9. A PECO feeder circuit experiences a permanent three-phase fault. Which protection device at the substation is the first to respond? → Substation feeder breaker
10. Which PECO program specifically targets small businesses with free on-site energy assessments and direct-install measures like LED lighting? → Small Business Energy Efficiency Program
11. What device is used to interrupt electrical flow in the event of an overload? → Circuit breaker
12. What quality assurance measure supports communication and documentation? → Regular self-assessment, peer review, and adherence to established standards
13. Which type of cable insulation is most commonly used in PECO's underground distribution system for medium-voltage circuits? → Cross-linked polyethylene (XLPE)
14. How should professionals apply industry best practices in daily practice? → Consistently integrate best practices into every aspect of professional work
15. What is the primary function of a power plant? → Generate electricity
16. How should professionals apply communication and documentation in daily practice? → Consistently integrate best practices into every aspect of professional work
17. What ethical standard governs core concepts and principles practice? → Adherence to the profession's code of ethics and applicable laws and regulations
18. How should professionals apply applied methods and techniques in daily practice? → Consistently integrate best practices into every aspect of professional work
19. What is the foundational principle of professional standards and ethics in the Philadelphia Electric Company Certified Professional field? → Maintaining competence, integrity, and service to stakeholders
20. What is the minimum safe distance when working near power lines? → 10 feet
21. What is the standard timeframe within which PECO is required to restore power to customers following a reported outage under Pennsylvania PUC regulations? → As soon as reasonably possible based on outage severity
22. What type of energy does a turbine typically convert into electricity? → Mechanical energy
23. PECO installs capacitor banks on distribution feeders primarily to accomplish which of the following? → Provide reactive power compensation and improve power factor
24. Which renewable source is commonly used in grid-connected systems? → Solar
25. Which component increases voltage for long-distance transmission? → Step-up transformer
26. How should challenges in communication and documentation be addressed? → Apply systematic problem-solving, seek expert guidance when needed, and document decisions
27. How should challenges in continuing education requirements be addressed? → Apply systematic problem-solving, seek expert guidance when needed, and document decisions
28. Which federal act requires PECO and other investor-owned utilities to offer energy efficiency programs and report results to state regulators? → Public Utility Regulatory Policies Act (PURPA)
29. A PECO customer is switching to a competitive electric generation supplier (EGS). Which portion of the bill will PECO continue to provide? → Distribution (delivery) charges
30. What ethical standard governs professional standards and ethics practice? → Adherence to the profession's code of ethics and applicable laws and regulations