Chapter 5 Map
This article covers commercial garages, including truck repair shops.
What is Article 511? (511.1)
Article 518 assembly occupancies are designed for this many persons or more.
What is 100? (518.1)
Article 445 covers this machine, which turns mechanical energy into electrical energy.
What is a generator?
This Art. 100 term: neon tubing that is itself the sign, not attached to an enclosure or sign body.
What is skeleton tubing?
True or false: the NEC considers cable tray a raceway.
What is false? (392.10)
Hazardous classes are set out in this section of Article 500.
What is 500.5?
A county-fair Ferris wheel and midway fall under this article.
What is Article 525?
Article 460 covers this equipment, used to correct power factor.
What is a capacitor?
Cubicle panels, partitions, and workstations that interconnect into a system are covered by this article.
What is Article 605 (Office Furnishings)?
Cable trays may not be installed in these vertical shafts.
What are hoistways? (392.12)
Class II hazardous locations involve this kind of material.
What is combustible dust? (500.5)
Theme-park ride control circuits and their power sources fall under this article.
What is Article 522? (522.1)
This Article 100 term: reached quickly, without tools, ladders, or removing obstacles.
What is readily accessible?
Crane contact conductors are supported at intervals not exceeding this distance.
What is 20 ft? (610.21)
Splices in a cable tray are OK if made by approved methods and this.
What is accessible? (392.56)
An outdoor fuel dispenser: Class I, Div 2 extends up to 18 in. above grade and this far horizontally.
What is 20 ft? (Table 514.3(B)(1))
Motion picture projection rooms are covered by this article.
What is Article 540? (540.1)
This Art. 100 term means moisture will not enter the enclosure under specified test conditions (not weatherproof!).
What is watertight?
Minimum size of copper elevator lighting circuit conductors.
What is 14 AWG? (620.12)
In industrial establishments, single-conductor cables in cable tray must be this size or larger.
What is 1/0 AWG? (392.10(B)(1))
An upward storage-tank vent at a bulk plant is Class I, Div 1 for this distance in all directions.
What is 3 ft? (Table 515.3)
When an assembly space has a stage or projection booth, this section sends that area to Article 520.
What is 518.2(C)?
A sealed battery cell gets a pressure-release vent; a vented cell gets this.
What is a flame arrester? (480.11(A))
For a portable sign in a wet location, the GFCI is in the plug or in the cord within this distance of it.
What is 12 in.? (600.10(C)(2))
Airfield lighting series circuits in tray may be rated up to this voltage.
What is 5000 V? (392.10(E))