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NABCEP PV Installation Professional (PVIP) Board Certification Sample Questions:

1. A PV array is installed near a pool. What is the minimum distance required from the water's edge per NEC
690.31?

A) 15 feet
B) 20 feet
C) 5 feet
D) 10 feet

2. Which of the following MUST be referenced for determining a site's design wind speed?

A) The NEC version in effect
B) The module manufacture's design wind speed
C) The ASHRAE Handbook_fundamentals in effect
D) The jurisdiction's local building code in effect

3. A module's Voc is 40V at STC. At -5°C with a coefficient of -0.33%/°C, what is the Voc?

A) 44.0V
B) 45.0V
C) 42.0V
D) 43.0V

4. A ground-mount PV system is planned for a site with a soil bearing capacity of 2000 psf. The array footing design requires a minimum bearing pressure of 1500 psf. What is the safety factor for this installation?

A) 2.0
B) 1.5
C) 1.33
D) 0.75

5. What is an arc-flash boundary?

A) The approach limit distance within which a person could receive a second-degree burn in the event that an electrical arc flash were to occur
B) The approach limit distance from energized electrical equipment within which a person is considered to be exposed to full circuit voltage.
C) The approach limit distance within which inadvertent movement exposes personnel to increase ris due to electrical arc-over potential.
D) The distance within which qualified personnel can safely perform bare-handed work on exposed energized electrical equipment operating at 50 volts or more.

Solutions: