Certified Fire Protection Specialist (CFPS) — Question 44

In order to meet the NEC (NFPA 70) requirements for emergency service, how long must the on-site fuel supply be able to operate the prime mover at full engine-generator output?

Answer options

• A. 1 Hour
• B. 1.5 Hours
• C. 2 Hours
• D. 3 Hours

Correct answer: C

Explanation

The correct answer is C, as the NEC (NFPA 70) mandates that the on-site fuel supply should be capable of running the prime mover for a minimum of 2 hours at full output. Options A, B, and D do not meet this requirement, making them incorrect.