NETA 3 QUESTIONS 4 STUDY SETNETA 3 QUESTIONS 4 STUDY SET

NETA 3 QUESTIONS 4 STUDY SET What color test decal you affix to a protective device with a minor mechanical deficiency that does not affect its fault detection and operation? - correct answers-Yellow A new 69kV-35kV power transformer filled with FR3 is being placed into service, what is the minimum acceptable dielectric breakdown voltage for a transformer of this voltage class when tested in accordance with ASTM D1816 (2mm gap)? kV - correct answers-50 The _____ winding is made of many turns of small wire and is located at the top of the stator core. - correct answers-Start Excitation-current tests of large dry-type transformer windings are required for maintenance testing but not acceptance testing. True or false - correct answers-True The Boolean expression for a 3-input AND gate is ______. - correct answers-Q=ABC What would be the appropriate acceptance test voltage for a withstand test on a new 8.25kV, 1200A rated metal-enclosed interrupter switchgear per NETA standards? kVAC/kVDC - correct answers-14/20 For providing short circuit protection, a fuse rated in continuous amperes shall not exceed _____ times the ampacity of the conductor. - correct answers-3 n a DC circuit, fully charged capacitors act as - correct answers-Open circuits What is the maximum acceptable value for Total Decomposition Products in a SF6 circuit breaker that has been in service for 3 years?_____ppm - correct answers-50 True or false Contactor coils are present in manual motor starters: - correct answers-False When testing new HV oil circuit breakers per NETA standards, which inspection is optional? - correct answers-Trip/close coil current signature analysis In a circuit containing resistance and inductance, the time required for current to reach its full value involves which of the following? - correct answers-T=L/R In a typical stepped distance protection scheme, Zone 2 is set to protect _____ of the transmission line with a time delay of 0.25-0.4 seconds - correct answers-120% What is the minimum acceptable megohm value for a metal-oxide surge arrester rated 36kV with an MCOV rating of 29kV per NETA standards? _____M 100000 - correct answers- battery bank has batteries where the terminals are bulged and the seals broken. This is likely from: - correct answers-Increasing plate growth