Question 10009 of 731 · Texas Journeyman Electrician Exam
When may an information technology equipment room use the special provisions of Article 645?
Exactly one answer is correct.
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Correct answer to question 10009
- D: Only when all of the conditions listed in 645.4 are met
Explanation
Article 645 is optional and may be applied only if every condition in 645.4 is met, such as a disconnect per 645.10, dedicated HVAC, listed ITE, restricted occupancy, and fire-resistant separation. Otherwise the general requirements of Chapters 1 to 4 apply.
More questions: Special Equipment, Pools, PV and EV
- 10011Branch-circuit conductors supplying information technology equipment under Article 645 must have an ampacity of not less than what percentage of the total connected load?
- 10012What is the minimum horizontal distance from the inside wall of a permanently installed pool for a general purpose 125-volt receptacle?
- 10013125-volt, 15- and 20-ampere receptacles located within what distance of the inside walls of a pool require GFCI protection?
- 10014At a dwelling with a permanently installed pool, where must the required 125-volt, 15- or 20-ampere receptacle be located?
- 10016Over an outdoor pool, what is the minimum height of a luminaire or ceiling fan above the maximum water level?
- 10017In an indoor pool area, the minimum height for a luminaire over the pool may be reduced to what height if the luminaire is totally enclosed and GFCI protected?