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NABCEP PVIP Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: System Design | 32% | - Site assessment and analysis
|
| Topic 2: System Commissioning | 17% | - Performance validation and documentation - Pre-commissioning verification
|
| Topic 3: Installation | 38% | - Electrical installation
|
| Topic 4: Operations & Maintenance | 13% | - Safety and maintenance documentation - Preventive maintenance procedures - System performance monitoring and reporting - Troubleshooting and fault diagnosis |
NABCEP PV Installation Professional (PVIP) Board Certification Sample Questions:
1. A system's performance ratio (PR) is calculated as 0.85. If the array capacity is 10 kW and PSH is 5, what is the daily AC output?
A) 42.5 kWh
B) 45 kWh
C) 40 kWh
D) 50 kWh
2. A 7KW/ 14 KWh multimode system has been installed at a residence, ac-couple with the customer's existing
6.7kwh ac PV system. The system providers uninterrupted power to a protect loads subpanel, which is connected to a refrigerator, Microwave, 1.0 ton are conditioner, three lightning circuit, and the 6.7kwac PV system. One month later, the homeowner moves additional circuits to the protected loads subpanel, substantially increasing the loads. Why would this cause, the backfed interconnection breaker in the main service panel to trip?
A) The main service panel is no longer compliant with NCC 705.12.
B) The total load exceeds the system's energy storage capacity of 14kWh.
C) The toad exceeds the capacity of the interconnection breaker.
D) The load «the protected loads subpanel exceeds the PV system ac rating by 25%.
3. Which temperature coefficient is used in the calculation to verify energy production of a PV system?
A) OptionC
B) OptionD
C) OptionA
D) OptionB
4. 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?
A) 600 lbs
B) 400 lbs
C) 300 lbs
D) 200 lbs
5. 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, check polarity and measure open-circuit voltage.
C) Perform visual inspection, install source circuit fuses, and measure open-circuit voltage.
D) Perform visual inspection, install source circuit fuses, and measure open-circuit current.
Solutions:
| Question # 1 Answer: A | Question # 2 Answer: C | Question # 3 Answer: C | Question # 4 Answer: B | Question # 5 Answer: B |
