NABCEP PV Installation Professional (PVIP) Board Certification - PVIP무료 덤프문제 풀어보기
A grounding electrode is required at the location of all ground-mounted and pole-mounted PV arrays. Which type of grounding electrode is NOT permitted for arrays. Which type of the grounding electrode is NOT permitted for array grounding?
정답: C
A rooftop PV system is being installed on a residential building with a 30-degree tilt angle. The modules are oriented directly south in a location where the solar noon altitude on December 21st is 30 degrees. What is the minimum distance required between two rows of modules to avoid shading between 9 AM and 3 PM solar time, assuming the module height is 3 feet?
정답: C
A PV system produces 12,000 kWh annually at a site with 1500 kWh/m²/year insolation. The array area is 50 m². What is the system efficiency?
정답: C
An installer is using ½ in lag boits to secure roof-monitoring hardware to rafters through a roof deck. Which of the following should the installer predrill?
정답: D
A system's specific yield is 1500 kWh/kW. If the array is 8 kW, what is the annual output?
정답: C
A PV module has a NOCT of 47°C. At 1000 W/m² and 35°C ambient, what is the cell temperature?
정답: B
A site has an average wind speed of 25 mph and is classified as Exposure Category C per ASCE 7. What is the minimum wind design speed for the PV array structure?
정답: D
설명: (Fast2test 회원만 볼 수 있음)
When doing initial inspections on a PV system that was installed using racking that is not compliant with UL.
2703, an inspector should pay special attention to which electrical attribute?
2703, an inspector should pay special attention to which electrical attribute?
정답: D
A PV array is installed on a sloped roof with a 6:12 pitch. What is the minimum fastener pullout strength required if the uplift force is 200 lbs per attachment point?
정답: A