7. If your company has just purchased a new machine which has a nameplate rating of 23 Amps at 240 volts. What size conductors would you run to this machine? How many conductors would be required for this machine if it also required 120 VAC? 8.
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- Calculate the Motor power factor of a jet ejector pump mark label as ¾ horsepower, 220 volts , 18 amperes. Show solution Determine the total current flow in a lamp having 220 volt current supply, a fan of 240 volt supply and a hair dryer having 120 volts with a resistance of 12 ohms. Show solutionAll modern internal combustion engine powered cars and light truck have what kind of basic electrical system? Is it positive or negative ground and what voltage?In an electrical system what stays in the system and what leaves the system?
- As an electrical and electronic engineer, your manager has asked you to write a report for the attention of new employees, listing and describing the operation of safety devices that are commonly found offices and other industrial situations. The report should include all of the details in the task below. Task For the following application, list two electrical safety devices that can be used, and describe their operation:A Star delta starting induction motorsHow is the combined pump–motor efficiency of a pump and motor system defined? Can the combined pump–motor efficiency be greater than either the pump or the motor efficiency? Explain.Calculate the load current, Imax in a solar cell if the maximum power Pmax is 141 mW and Vmax is 17 volt?
- Interpret the evidence of electrical shock of black and red wires at 120 volts and casualty of 1000 ohmThe motor delivers 13HP at an efficiency of 82%, the voltage at the terminals of the motor is 218 volts. Determine the system-overall efficiency (percentage) if each feeder conductor resistance of 0.055. Round off your answer up to 2 decimal places."I require the expert solution for electrical machines, handwritten with supporting evidence, either in the form of a diagram or an equation. Please and thank you."
- How can you safeguard your machine against sudden voltage changes?identify and make a list of at least ten products around your home that are certified by the underwriters laboratories?Part 2: Analysis and selection of the Wind Turbine.The team decides at install a 30 MW wind farm. The turbine that has been selected by the local contractor is an Enercon wind turbine. The specifications of all the available Enercon wind turbine is shown in the attached datasheet. 1. What are the two closed loop control systems that are used generally in wind turbines? How do they work? 2. Calculate the power density of the input power from the wind when the wind is blowing at the rated wind speed at the turbine height. Clearly show your steps in details.