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NETA 2 exam 2023 with 100% correct answers
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NETA 2 exam 2023 with 100% correct answers
[Meer zien]Voorbeeld 3 van de 21 pagina's
Voorbeeld 3 van de 21 pagina's
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NETA 2 Under what considerations can tag out without lock out be permitted? correct answer***&If an energy isolating device is not capable of being locked For PV systems, a(n) _____ is a device that changes direct -current input to an alternating -current output. correct answerInverter Identify the contact pictured above. (NC and NO separated by a node) correct answerForm C When applying personal protective grounds, which end is attached first? correct answer***&The equipment end An induction motor has 40kVA input power, a power factor of 82 percent, and an efficiency of 92 percent. What is the horsepower? correct answer***&30.2 HP How many connection points would you expect to find on a kelvin bridge? correct answer4 You arrive at a job to perform acceptance testing on a new -indoor 15KV switch lineup. While the equipment has been installed multiple covers are off there are power conductors hanging with taped ends. What should you do? correct answer***&Visually confirm that the source of power have already been de -energized and lock out What is the turns ratio of a 3 -phase 500kVA, 13,200 -480 volt rated delta -delta transformer that is 80% loaded? correct answer***&22.000 ***27.500 ASTM D 924 is a required acceptance test for liquid -filled transformers with natural ester insulating fluid per NETA standards. correct answer***&True NETA -ATS requires test decals be affixed on the exterior of equipment or equipment enclosure of protective devices after performing electrical tests. Which co lor test decal would you affix to a piece of equipment with a minor deficiency that does not affect its fault detection or operation? correct answerYellow What is meant by a "dead tank breaker?" correct answerThe external tank is grounded. If you have your ground conductor running through your zero -sequence CT with your current carrying conductors, what will happen? correct answerGround fault protection won't function Which of the following would best describe a 52 device: correct answerAC circuit brea ker A series circuit has two resistors. The resistors dissipate 10 W and 15 W. What is the total power dissipation of the circuit? correct answer25 W Which of the following would be the best choice for use in both the conductive and mechanical areas of circuit breakers and switches? correct answerMobil 28 What is the power factor temperature correction value for new mineral oil? correct answer***&20C/40C OSHA requires the testing of a volt meter after a voltage test on voltage above ______. correct answ er600V A tagout device must be strong enough to remain attached under a minimum of ____ lbs of force. correct answer50 A piece of wire that is 0.001 inches in diameter and 12 inches long is one mil -foot. correct answerTrue At least 2 entrances of suffic ient area must be provided giving access to the electrical equipment working space. correct answer***&True What is the Restricted Approach Boundary for a 69kV system? correct answer***&3 ft 10 in. Which portion of the transmission system experiences faul ts occur most frequently? correct answerOverhead lines To reverse the direction of rotation of a three -phase motor, reverse: correct answerany two leads When can an unqualified person enter the Limited Approach Space? correct answer***&They are never allowed within the Limited Approach space Cells are connected in series to increase: correct answer***Voltage rating The three -phase connection in which one end of each of the windings are connected together is called the _____ connection. correct answer*** delta What is the recommended minimum insulation -resistance value for motor windings made before 1970? correct answer***100 Megohms per kV + 1 A digital multimeter, when set to read voltage, has an input impedance of correct answer***a fixed, high impedance regardless of range Class 00 rubber insulating gloves are proof tested at 2,500 VAC, what color label would you expect to find on these gloves? correct answer***White Write three thousand fortyeight tenthousandths in decimal form. correct answe r***0.3048 What is the primary purpose of the National Electrical Code? correct answer***The practical safeguarding of persons and property from electrical hazards. Each switchboard used as service equipment should be provided with a main bonding jumper. correct answer***TrueVoordelen van het kopen van samenvattingen bij Stuvia op een rij:
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