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NABCEP PVIP Exam Syllabus Topics:

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

1. A module's Isc is 9A at STC. At 600 W/m² irradiance, what is the expected Isc?

A) 6.0A
B) 5.4A
C) 6.3A
D) 7.2A

2. A PV output circuit requires a disconnecting means per NEC 690.13. Where must it be located?

A) Within 10 feet of the array
B) At the point of interconnection
C) At the main service panel
D) Within sight of the inverter

3. A ground-mounted PV system operating with an open-critical voltage of 550V is in a public park. Which installation procedure will meet NEC requirements for protecting the public from potential electric shock?

A) Mount the PV modules on a one-axis (north-south) tracker, with supporting structures listed to UL 2703.
B) Ground the PV module frames, but not the mounting racks, to local grounding electrodes.
C) Install a physical barrier on the back of the PV modules that prevent that prevents the conductors from being touched.
D) Install PV modules with plastic, insulating the frames, and connect to a grounding electrode at the array.

4. When performing a system checkout after completing the installation, what is the SAFEST sequence of tasks to detect installation errors before closing any disconnects to the inverter, charge controller, or batteries?

A) Install source circuit fuses, verify that all equipment-grounding conductors are secure, and measure ac line voltage.
B) Perform visual inspection, install source circuit fuses, and measure open-circuit voltage.
C) Perform visual inspection, check polarity and measure open-circuit voltage.
D) Perform visual inspection, install source circuit fuses, and measure open-circuit current.

5. A rooftop PV array has conductors running through a conduit exposed to sunlight on a roof with an ambient temperature of 40°C. The conduit is 2 inches above the roof surface. What is the NEC temperature adjustment factor for 90°C-rated conductors?

A) 0.96
B) 0.91
C) 1.00
D) 0.87

Solutions: