Question 11017 of 731 · Texas Journeyman Electrician Exam

A code-required system supplies sewage disposal pumps and smoke removal equipment during outages, with less urgency than egress lighting. Which system is this?

Exactly one answer is correct.

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Correct answer to question 11017

  • D: Legally required standby (Article 701)

Explanation

Legally required standby systems serve loads such as heating and refrigeration, communications, ventilation and smoke removal, sewage disposal, and industrial processes that could create hazards if stopped. They must have power within 60 seconds.

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