[2025年08月10日] 合格させるNABCEP PVIP試験情報と無料練習テスト
PVIP試験問題集PDF更新された問題集にはPassTest試験合格保証付き
NABCEP PVIP認証を獲得することの利点はたくさんあります。高レベルの専門知識とプロ意識を示すだけでなく、雇用機会の増加と給与の増加にもつながる可能性があります。雇用主は、ソーラーPVシステムの設計と設置における品質と安全性へのコミットメントを示すため、認定を保持する候補者を好むか要求することがよくあります。さらに、この認定は業界全体で認識されており、太陽エネルギーでのキャリアを前進させようとしている人に競争力を提供します。
PVIP試験は、PVシステムをインストールする個人の知識、スキル、能力をテストするように設計されています。この試験は、100個の複数選択の質問で構成され、4時間にわたって実施されます。質問は挑戦的であるように設計されており、個人は試験に合格するためにPVシステムのインストールの技術的側面を深く理解する必要があります。個人が試験に合格すると、PVIP認定を受賞し、PVシステムインストールの分野の専門家として認識されます。
質問 # 11
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. 60 seconds
- C. 20 seconds
- D. 10 seconds
正解：A
質問 # 12
Inspection of a new PV installation shows that the dwelling uses a galvanized water pipe for its grounding electrode and that the PV system now shares the connection. Which of the following is an acceptable supplemental electrode method to ensure the integrity of having a grounding electrode?
- A. Connecting the service panel to an auxiliary ground used by a lightning protection system
- B. Connection the service panel to a copper-clad steel ground rod near the panel
- C. Connecting the water pipe to the service entrance panel metal structure
- D. Connecting the water pipe to a gas pipe that is known to be solidly grounded
正解：C
質問 # 13
An installer was asked to provide a means to measure the voltage of each battery in a system. The bank is located 50 ft.
From the data logger. The installer will be using shielded. Twisted pairs of instrumentation wiring, all run in the bundle a conduct.
The signals are connected to isolated and ungrounded inputs at a data logger. Which safely precaution is MOST needed to protect the instrumentation wiring?
- A. Each set of twisted pairs must be provided with properly rated fuses that are physically located at the battery.
- B. Individual nonfused disconnects are required for each set of wiringbecause all of the signals must be isolated from each other.
- C. An appropriately rated and sized of resistive elements for each twisted pair be located at, or very near to, the data logger terminals
- D. The instrument wiring must be large (larger than # 18 AWG) to handle current from each battery and must be a double- insulated type.
正解：A
質問 # 14
A 5 kW system has a daily output of 20 kWh at 5 PSH. What is the total derate factor?
- A. 0.80
- B. 0.85
- C. 0.90
- D. 0.75
正解：A
質問 # 15
A7KW/ 14 KWh multimode systemhas 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 total load exceeds the system's energy storage capacity of 14kWh.
- B. The toad exceeds the capacity of the interconnection breaker.
- C. The load the protected loads subpanel exceeds the PV system ac rating by 25%.
- D. The main service panel is no longer compliant with NCC 705.12.
正解：B
質問 # 16
Which load path connections need to be analyzed when determining live and dead loads on a PV array system installed directly to a metal seam roof?
- A. Module to rail to metal seam roof, metal seam roof to top plate system
- B. Rail to metal seam roof, metal seam roof to top plate, top plate to wall system
- C. Module to rail, rail to roof sheathing, roof sheathing to wall, wall to base plate/foundation system
- D. Module to rail to metal seam roof, metal seam roof sheathing/rather system.
正解：D
質問 # 17
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. Install a physical barrier on the back of the PV modules that prevent that prevents the conductors from being touched.
- B. Mount the PV modules on a one-axis (north-south) tracker, with supporting structures listed to UL 2703.
- C. Install PV modules with plastic, insulating the frames, and connect to a grounding electrode at the array.
- D. Ground the PV module frames, but not the mounting racks, to local grounding electrodes.
正解：A
質問 # 18
The following dc portion of a PV schematic (functionally grounded conductor not shown) is submitted to the building official for permit approval. The building official, who also is he AHJ, allow the system to be installed by requiring what NEC-required MINIMUM size equipment grounding conductor at Location A?
- A. #12 aluminum
- B. #10 copper
- C. #8 copper
- D. #6 aluminum
正解：B
質問 # 19
What is an arc-flash boundary?
- A. The approach limit distance within which inadvertent movement exposes personnel to increase ris due to electrical arc-over potential.
- 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 a person could receive a second-degree burn in the event that an electrical arc flash were to occur
- D. The distance within which qualified personnel can safely perform bare-handed work on exposed energized electrical equipment operating at 50 volts or more.
正解：A
質問 # 20
Which temperature coefficient is used in the calculation to verify energy production of a PV system?
- A. OptionB
- B. OptionD
- C. OptionC
- D. OptionA
正解：D
質問 # 21
Insulation resistance testing is being performed on the conductors of a 3-year-old PV system. With a constant high test voltage being applied to a dc conductor, the test results in a high resistance reading. Which does this finding indicate?
- A. Soling of modules has reduced the efficiency of the system.
- B. Wiring insulation has degraded and is resulting in leakage.
- C. The conductor insulation is functioning as intended.
- D. Typical module degradation has lowered the output of the system's strings.
正解：C
質問 # 22
A module's power drops by 0.5%/year. After 10 years, what is the output if the original power is 320W?
- A. 310W
- B. 288W
- C. 316W
- D. 304W
正解：D
質問 # 23
An installer is hired to troubleshoot a 10-year-old roottop system with open-circuitvoltage of 300V. The ground-fault detection (GFD) device has tripped. The insulation on the exposed source circuit cables has deterlorated with multiple cracks and has no flexibility. Which concern is the MOST likely safely issue when servicing this array?
- A. Ungrounded conductors are conducing current event the ground-fault device has activated.
- B. Insulation has become an electrical conductor since it has changed its composition.
- C. Cracked insulation has allowed water intrusion that resulted in oxidation of the copper conductors.
- D. Short-circuit current is present at the PV source-circuit terminals of the disconnect device because of electrical leakage.
正解：B
質問 # 24
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?
- A. A 1/8 in, pilot hole through the roof into the rafter
- B. A pilot hole one-fourth the length of the bolt
- C. A 5/16 in pilot hole through the roof into the rafter
- D. A pilot hole one-half the length of the bolt
正解：C
質問 # 25
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. 1.5
- B. 0.75
- C. 2.0
- D. 1.33
正解：D
質問 # 26
Which of the following tests measures axial uplift whenperforming load testing of driven-pile foundation members
- A. Resistance to twisting
- B. Resistance to downward (Sinking force
- C. Resistance to withdraw (pull-out) force
- D. Resistance to horizontal movement
正解：C
質問 # 27
A module's Isc is 8.5A at STC. At 1200 W/m², what is the Isc?
- A. 11.5A
- B. 9.5A
- C. 10.2A
- D. 10.8A
正解：C
質問 # 28
A 12 kW array has a measured output of 10 kW at STC due to mismatch losses. What is the mismatch loss percentage?
- A. 10%
- B. 16.7%
- C. 15%
- D. 12%
正解：B
質問 # 29
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. 5 feet
- C. 10 feet
- D. 20 feet
正解：C
質問 # 30
A PV array's output drops by 8% due to shading from 10 AM to 2 PM. If unshaded output is 12 kW, what is the shaded output?
- A. 11.0 kW
- B. 10.6 kW
- C. 10.0 kW
- D. 11.2 kW
正解：A
質問 # 31
A PV array produces 10 kW at 25°C. At 50°C with a coefficient of -0.45%/°C, what is the output?
- A. 9.3 kW
- B. 8.9 kW
- C. 9.5 kW
- D. 9.1 kW
正解：B
質問 # 32
A AWG THWN-2 PV output conductors from two PV arrays are run in the same 3 in, conduit to their respective functionally grounded inverters in the building. The three PV source circuits are each protected by a 15A fuse in the combiner box at the array. The conduit, which is strapped directly to the roof, is exposed to design temperatures of 140' F (60' C) during its 30 ft.
Exposed run. What is the MAXIMUM current carrying capability value of the PV output conductors?
- A. 34A
- B. 61A
- C. 42A
- D. 54A
正解：A
質問 # 33
A PV technician is installing a 6.5KWac inverter using a 40A backfed breaker. The single line shows a 200A panelboard with a 200A breaker, but the installer finds that the panelbord actually has a 150A main breaker.
Which of the following is the CORRECT installation option?
- A. Change the main circuit breaker to a 200A unit.
- B. Replace the 200A panel with a 150A panel.
- C. Install a 30A backfed circuit breaker.
- D. Complete the installation as noted above.
正解：D
質問 # 34
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