Orgo1 Ch.5. Found in the attic of a high-rise building, this wireway was used to supply many feeders, panelboards and other electrical equipment on the floors below. Other Quizlet sets. #14. A. both ends B. neither end is permitted to be bonded C. the end closest to the service D. the end closest to the grounding electrode CORRECT: A NEC 250.92 (A)(3) Comment: NEC 1996 reference is 250-71 (a)(3). (aluminum, stainless steel, pre-galvanized steel, hot-dip galvanized steel, all of the above) all of the above. 42 terms. (376-30) Wireways where run horizontally shall be supported at each end and the distance between supports shall not exceed _____ feet. I usually twist the strands on the stranded tighter with a pair of pliers so that they don't splay apart in the wirenut. Slide off the end of the armor. Install wire connector. Clamp type terminals shall be provided at each end of the ground bus for connection to the Buyer's ground system using N 2/0 up to N 4/0 AWG copper cable. A good trick is to strip the wire but don't remove the jacket until you wrap the wire around the screw. Installation 376.10 Uses Permitted. collar. Wires or cables must be strung through trough; may still have a hinged lid to allow cable access. A. sealed B. plugged C. bushed D. A or B. D. A or B Metal wireways are sheet metal troughs with ___ for housing and protecting electric conductors and cable. THIS SET IS OFTEN IN FOLDERS WITH Raceway and Fittings. beyond the fitting; False The correct answer is: 550.16 (A) (1) Each patient bed location in a critical care area of a hospital shall be equipped with a minimum of ? Level 1 Module 8 Raceway and Fittings. Conduit is best stored ____. II. A type of conduit approved for direct burial. Inspect the bare copper wire closely for signs of damage. (i) How does the drift speed vary along the wire as the area becomes smaller? Use the shaping grip in the jaws to reform the buckled cable-end after stripping the paper from the inner conductors and trimming it off. Wireways are produced in three different forms, as shown in the table below. Metal Wireways. 20. Used to seal the end of wireways. GPO Source: e-CFR. (theres an exception for concrete-encased PVC), but you can use any gasketed enclosed busways or wireways for Div. 505) instead of the Division system [501.2]. Article 501 gives you the option of using the Zone system (Art. 100 The correct answer is: 550.32 (C) The neutral is permitted to be used as the equipment grounding conductor for an electric range in a mobile home. A non-ventilated cable tray has no openings in the sides of bottom. This ensures that all our fittings are extremely accurate and of the highest quality Flanges, Caps, & Accessories: 200 202 202-H 202-R 205 210 212 216 217 220 225 230 235 250 255 260 270 275 280 285 286 Stub Flange Van Stone Style Stub Flange w/ Ring Van Stone Style Stub Flange without Ring Van Stone Style Backing Ring Only Blind A location code is a code that indicates component position on a wiring diagram. But the dedicated tool we show here makes the job quick and accurate. Trim away sharp edges. A number ____ filter lens is recommended for SMAW . After installing the connector, with one hand hold the wires, with the other hand try to pull the connector straight off. Other Quizlet sets. Make sure to allow about 2 feet of excess cable at each end. OTHER QUIZLET SETS. The use of metal wireways shall be permitted in the following: (1) For exposed work Step 2. Q. Cable tray materials include ___. Get more out of your subscription* Access to over 100 million course-specific study resources; 24/7 help from Expert Tutors on 140+ subjects; Full access to over 1 million Textbook Solutions height As aerial cable on a messenger 9. 1/4 in. Learn vocabulary, terms, and more with flashcards, games, and other study tools. The definitions given in this section apply to the terms used in Subpart K. The definitions given here for "approved" and "qualified person" apply, instead of the definitions given in 1926.32, to the use of these terms in Subpart K. Trim away or bend the sharp edges of the armor at the point of the cut. 2. 1. Stretch out the cable and untwist any kinks in it. dentrifices, rinse, infant care. the pipe shall enter the enclosure using an equipment supplier trim name: \\fflw00\cadd\55519_portsmouth_rt1_memorial_bridge\e1\plans\13678f-e08_genset.dgn. 2. Chapter 27 8. Retired Electrical Contractor. GeoScience Exam 3. ethanarabie. 2nd Partial. The tension in the left cable is 300 N, and in the right cable it is 200 N. The person's weight is A) 100 N B) 300 N C) 400 N D) 500 N E) 700 N Ans: D c) a Remove one inch of insulation from the scrap wire. As someone pointed out not all devices will accept stranded but if they can then yes you can wrap the standed wire around the terminal of the device. Olympic entailed the use of nearly 800,000 American assault troops and an enormous naval fleet. Make sure the stripped ends of the wires are clean so as to accept the solder. A theme of sociology is the debunking motif. In cable tray where identified for such use 7. 10 (332-10(1)) Flat cable assemblies shall be permitted only as branch circuits to supply suitable tap devices for lighting, small power, or small appliance loads. The current has the same value for each section of the wire, so charge does not accumulate at any one point. Definitions applicable to this subpart. Then place the straight wires (no pre-twist needed) next to one another, and twist the wirenut on until you have one twist of the insulated part of the wire below the nut. the contractor shall employ the services of a licensed. The scale of the operation was to be similar to that of the Normandy invasion in France in June 1944, which involved 156,000 Allied troops in the first 24 hours and approximately 850,000 others by the end of the first week of July. 1926.449 - Definitions applicable to this subpart. The raceway is sealed or plugged at the outer end using approved means so as to prevent access to the enclosure through the raceway; 1910.305(b)(1)(iii)(E) The cable sheath is continuous through the raceway and extends into the enclosure not less than 6.35 mm (0.25 in.) The ends of the raceways must be sealed to prevent damage Other Quizlet sets. Image. Then install the wire nut connector as usual. 28 terms. A few twists, and a loop, and presto! A box or conduit body shall not be required where accessible fittings are , 374.22; metal wireways, 376.22; nonmetallic wireways, 378.22; surface Table 4 using the percent fill listed in Chapter 9, Table 1. This means that sociological knowledge aims to look beyond on-the-surface understandings of social reality. All dead ends of raceways must be _____ and each end of a raceway must be _____-. the penetration shall be sealed to prevent entrance face of radiator of water and rodents. 20 terms. a) be accessible. Overvoltage protectors for use on UTP cables are designed to provide a(n) ___ path to ground. quizlette3746603. Mind Brain and Behavior Exam 3. The use of nonmetallic wireways shall be permitted in the following: (1) Only for exposed work, except as permitted in 378.10(4). 15-20 __ produces the deepest penetration when doing GTAW: DCEN Title: Definitions applicable to this subpart. - Be sure every complies with the CEC. BuiltToFly. In dry locations and embedded in plaster wireways and associated fittings. 378.2 Definition. Nonmetallic Wireways. Flame retardant, nonmetallic troughs with removable covers for housing and protecting electrical wires and cables in which conductors are laid in place after the wireway has been installed as a complete system. 378.6 Listing Requirements.
you have a "contained" wire, ready for termination under a screw, looping the wire around the screw. Figure 376-2. 247 The Code requires an accessible means external to the enclosures for connecting inter-system bonding. Question 1. Where insulated conductors 4 AWG or larger are pulled through a wireway, the distance between raceway and cable entries enclosing the same conductor shall not be less than required by 314.28. Ground bus shall be accessible in the cable entrance section and in the MCC starter or breaker compartment, for the attachment of temporary safety ground connections during maintenance. The minimum size conductor permitted in parallel for elevator lighting is , provided the ampacity is equivalent to a #14 wire. There are several disadvantages of having to bevel a plate before welding: 1- Beveling the edge of a plate adds an operation to the fabrication process. Search: Square Duct Flange. 1: Steel plates shall not be required to protect rigid metal conduit, intermediate metal conduit, rigid nonmetallic conduit, or electrical metallic tubing. overall enclosure height. In hazardous (classified) locations as permitted 10. A wireway is defined as a sheet metal trough with a hinged or removable cover for housing and protecting electric wires and cable and in which conductors are laid in place after the wireway has been installed as a True 5 True/False: The indicated power to a weld from two different types of welding machines set at 100 amperes will vary depending upon the voltage of the machine. b) be made in a manner that will ensure a permanent and effective grounding path. 2: A listed and marked steel plate less than 1.6 mm (116 in.) Which of the following is used to terminate the individual wires from a 25 pair or 100 pair cable using female RJ-45 ports? SURVEY. Type. Airframe-Non-metallic Structures. 376.23 Wireway Sizing. With care, you can make the strip with a utility knife, using the technique shown in Photo 1 and a regular wire stripper.
Wireways [376.56] CATV [90.3] Class 2 and 3 control and signaling [725.3] General Oral. HDPE. #4. A fitting shall be provided on the end(s) of the conduit or tubing to protect the cable from abrasion. 20 terms. - Be sure the complete assembly is grounded and bonded before use. (True/False) 3) More cable types are allowed for Div. Raceways and fittings. True/False: If the end of the filler rod becomes oxidized it must be cut before restarting. 32 terms. Metal Wireways. Sheet metal troughs with hinged or removable covers for housing and protecting electrical wires and cable and in which conductors are laid in place after the wireway has been installed as a complete system. II. Installation 376.10 Uses Permitted. connor_britts. A 10-m long plank (of negligible mass) is supported at each end by vertical cables, also of negligible mass. Note: If you hold the ends of solid and stranded wire even with each other while you screw on the wire nut connector, the stranded wire will often wrap loosely around the solid wires, resulting in a loose connection. Adding F-type connectors to coaxial cable requires a two- or three-step strip on the end of the cable, depending on the connector. kthtkc. 20 terms. Independent support wires that are secured at both ends (and that provide secure support) are allowed to be added for the support of wiring methods [300.11(A)]. Conduits or raceways through which moisture may contact live part shall be ___ at either or both ends. Re: Terminating stranded wire on a circuit breaker. LTB green is printed next to a wire on a wiring diagram. Wireways are produced in three different forms, as shown in the table below. One side of trough opens via hinges; wires may be laid in instead of pulled through. Wires or cables must be strung through trough; may still have a hinged lid to allow cable access. Simple trough with no cover. 2016 All Star Training, Inc. 6 Exception No. Furthermore, the conductors, taps, and splices cannot fill the wiring cross-section space to more than 75 percent of the cross-sectional area of the wiring space. 102 terms. A person of unknown weight sits on the plank between the cables. Challenge Board (Gabrielle Williams) the suggested welding position for an electrode is indicated by the ______ digit from the right and the AWS electrode classification. A (n) ______ arc welding machine may consist of a DC rectifier and an alternator. bears2rc. False. A unique identifier shall be marked on each cable, or its labels at each end. T/F True 3 Each end of the horizontal cable shall be labeled within ____ of each end of the cable jacket? Description. Standard Number: 1910.399. 1. 3.2.3.1 Remove existing rivets within 6 inches of a cut and install new rivets in accordance with 2.2. Sets found in the same folder.
thick that provides equal or better protection against nail or screw penetration shall be permitted. The connection (attachment) of the grounding electrode conductor to a grounding electrode must ___. (6.4 mm) as a rule, when using Gtaw, the electrode should extend ___ beyond the gas cup. (a) It increases. The ends of all the wires should be even. Sheet metal troughs with hinged or removable covers for housing and protecting electrical wires and cable and in which conductors are laid in place after the wireway has been installed as a complete system. Irrigation. DEPARTMENT OF LABOR. Extend the ends of all stranded wires about 1/8 inch beyond the solid wires. A cable tray system is defined as a system of raceways and associated fittings used to securely fasten or support cables. 2. #20. low resistance 40 List some guidelines that should be followed in general, but especially for Category 5e installations. answer choices. 122 terms. Cable trough. (D) Type MI Cable. Speedi-Boot Nov 18, 2011. Start studying Wireways, Raceways, and Fittings (Module 26108-20). Pull-through. 35 terms. Feb 21, 2008. It is imperative that you take the time to use the proper HVAC duct sealer and adhesives to keep the system in place and to prevent an air leakage Use a Transition Flange for any rubber seal to rubber seal connection I used the square to round transition part file you are referencing rectangular duct & fittings Compatible with any 150 lb Compatible with any 150 lb. In any raceway 8. a number 4 GTAW gas nozzle is ___ in diameter at the exit end. A short circuit will result when a hot wire is grounded before reaching the load. Acceptable. receptacles. A current-carrying ohmic metal wire has a cross-sectional area that gradually becomes smaller from one end of the wire to the other. Article 250-310 Grounding and Bonding. Pass one wire in each end so that they cross over in the solder ring, then simply apply a heat gun. Ladder filler. One side of trough opens via hinges; wires may be laid in instead of pulled through. You could also strip off about 1" of the insulation, pull that off, then strip off about a 1/4" piece of the insulation, and slid that to the end of the wire. Lay-in. 185 terms. Learn faster with spaced repetition. To strip the wire, squeeze the stripper's handles together, rotate the stripper around the wire and pull the insulation off the wire. cfoglia2. Some electricians find it better not to twist the solid wires when using wire nut or wing nut type connectors; my experience has proven different. 3.2.3 Weld riveted plates using a single V-weld with glass cloth conforming to MIL-C-24576, Type One, Class One, to prevent fusion between backing member and plate. or plug the ends. 30 seconds. According to C. Wright Mills, the sociological imagination involves the ability to realize that personal troubles are rooted in problems in the larger social structure. 5. This is the color of the wire on To be direct buried where identified for such use 6. 1 1/2 times the diameter of the electrode: When GTAW, the welding rod is held at ___ to the base metal surface. These contain a ring of low temperature solder in the centre of a heat shrink tube.
in pipe racks. Answer. 2- Both more filler metal and welding time are required to fill a beveled joint than are required to This section was revised to read: (B) Wireway Used as Pull Box. T/F. Exception No. How must bolts and nuts be used when installing wireways. For example, if the wiring space in a cabinet is 4 inches by 4 inches, the total wiring cross-sectional space is 16 square inches. On April 16, 1917, Vladimir Lenin, leader of the revolutionary Bolshevik Party, returns to Petrograd after a decade of exile to take the reins of the Russian Study structured cabling test Chapters 9,10,11,12,13 flashcards from Justin Bunting's NORTH HIGH class online, or in Brainscape's iPhone or Android app. #2. Strip about 6 inches of outer sheathing from one end of the cable, then hook the conducting wires and bare copper grounding wire through the loop at the end of the fish tape blade.