A hotel with a length of 12m, a width of 9m and a ceiling height of 4m
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- We are running 3 wires and a ground in a RMC to a control panel with a 60 amp circuit breaker disconnect in the control panel. The conduit is run along the ceiling where the ambient air temperature is 100 degrees. The control panel feeds our secondary cooling pump. What size are the ungrounded conductors? All conductors have typeTHHN insulation. A #6 AWG B 600 Kcmil C #8 AWG D #2 AWG What size RMC do we need? A 3" B 3/4" C 1" D 1 1/2"We are running 3 wires in an IMC to a control panel with a 150 amp circuit breaker disconnect in the control panel. The conduit is run 12 inches above the roof on a strut rack. The ambient air temperature is 88 degrees. This control panel feeds the #1 cooling fan. What sized ungrounded conductors do we need? All conductors have typeTHHN insulation. A #1 AWG B 100 Kcmil C #1/0 AWG D #10 AWG What sized IMC do we need? A 3/4" B 1 1/4" C 1" D 1 1/2"A feeder is installed to feed a sub panel. The feeder starts at a 400-amp breaker, utilizing (2) parallel 4/0 THWN-2 copper conductors in the same conduit. What size is the copper equipment grounding conductor required to be? OA. Parallel (2) #1/0 B. #3 OC. #1/0 OD. Parallel (2) #4/0
- B.a. The metal halide lamp is designed for a specific operating position. Which one of the following is not an acceptable operating position?A. HorizontalB. A 45 degree tiltC. Vertical base upD. Vertical base downB.b. SP35 is part of the fluorescent lamp ordering code. It means that the lamp has a color temperature ofA. 35°KB. 35°FC. 350°FD. 3500°KB.c. A typical application for a compact fluorescent lamp would be in a(n)A. industrial fixture of a warehouse.B. 15-foot high ceiling of a hotel.C. recessed downlight of a kitchen.D. parking lot fixture.How many lighting branch circuits are provided in this dwelling? __________ a. What is the minimum load allowance for small-appliance circuits for dwellings? See NEC 220.52(A). __________ b. An individual 15-ampere branch circuit is run to the receptacle outlet behind the refrigerator instead of connecting it to one of the two 20-ampere small-appliance branch circuits that are required in kitchens. For this separate circuit, an additional 1500 volt-amperes (shall) (does not have to) be added to the load calculations for dwellings. (Circle the correct answer.)Estimate the length of conduit to perform the next bends. EMT will be bend using a hand bender. Provide your answer in inches (just the number) using up to 2 decimals. The picture shows two panels connected by a back-to-back 23.5" stubs EMT 3/4" 6.25 ft P
- BASIC ELECTRICAL ENGINEERING (UPVOTE WILL BE GIVEN. PLEASE WRITE THE COMPLETE SOLUTIONS LEGIBLY. NO LONG EXPLANATION NEEDED. BOX THE FINAL. ANSWER IT ASAP.)List the minimum trade size Type EMT for each of the following applications. (Objective 12-1) Three 14 AWG THHN, four 12 AWG THHN ______ Three 12 AWG THHN, four 8 AWG TW ______ Five 12 AWG THW, three 10 AWG THWN, three 8 AWG THHN ______The following problems pertain to luminaires in clothes closets. a. Does the Code permit bare incandescent lamps to be installed in porcelain key-less or porcelain pull-chain lampholders? ________________ b. Does the Code permit bare fluorescent lamp luminaires to be installed? ________________ c. Does the Code permit pendant lampholders to be installed? ________________ d. What is the minimum clearance from the storage area to surface-mounted incandescent luminaires? ________________ e. What is the minimum clearance from the storage area to surface-mounted fluorescent luminaires? ________________ f. What is the minimum distance between recessed incandescent or recessed fluorescent luminaires and the storage area? ________________ g. Define the storage area. ______________________________________ ______________________________________ ______________________________________ ______________________________________ ______________________________________ ______________________________________ h. If a clothes hanging rod is installed where there is access from both sides, such as might be found in a large walk-in clothes closet, define the storage area under that rod. ___________________________________ ___________________________________
- The answer is with procedure "STAR AND DELTA RESISTIVE CIRCUITS."?QUESTION 8 We are running 3 wires in an IMC to a control panel with a 150 amp circuit breaker disconnect in the control panel. The conduit is run 12 inches above the roof on a strut rack. The ambient air temperature is 88 degrees. This control panel feeds the #1 cooling fan. What sized ungrounded conductors do we need? All conductors have typeTHHN insulation.What color fluorescent lamps recommended for residential installation