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NABCEP PVIP Exam Syllabus Topics:

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

1. A system commissioning test requires verifying rapid shutdown functionality. What is the maximum time allowed for voltage to drop below 30V per NEC 690.12?

A) 30 seconds
B) 20 seconds
C) 60 seconds
D) 10 seconds

2. Which insulation color is allowed for a current-carrying root top dc conductor on a functionally grounded 6kw PV system?

A) White
B) Green/yellow
C) Red
D) Green

3. A 15 kW system has a total derate factor of 0.87. After 3 years at 1% degradation/year, what is the output?

A) 13.2 kW
B) 13.0 kW
C) 12.8 kW
D) 12.6 kW

4. A PV system's inverter displays a ground-fault error. What is the first troubleshooting step?

A) Inspect AC wiring
B) Verify DC disconnect operation
C) Check array insulation resistance
D) Replace the inverter

5. Thermal imaging infrared cameras can be used to help find which of the following system operational issues?

A) Blind spot fault in a source circuit
B) Intensity of solar insolation to determine power output
C) Loose PV input circuit terminations in a combiner box
D) Battery state of charge in a multimode system

Solutions: