Verified PVIP exam dumps Q&As with Correct 72 Questions and Answers
NABCEP PVIP Test Engine PDF - All Free Dumps from DumpsKing
NEW QUESTION 34
Which of the following is the required MINIMUM width of the working space In front of ac disconnect equipment?
- A. 30 in. or the width of the ac disconnect, whichever is greater
- B. 30 in. from all exposed live parts and terminals
- C. 36 in. from the right and left edges of the inverter
- D. 36 in. from the top of the ungrounded inverter terminals
Answer: A
NEW QUESTION 35
A technician has been called to a scale due to a low-performing array. The technician will perform tests in the
24-source circuit combiner box. After putting on the correct PPE and turning off and performing lock.tagout of the inverted and combiner disconnect. Which is the next step to safely begin electrical testing in the combiner box?
- A. Test for voltage on the positive out
- B. Open all fuse holders in the combiner box.
- C. Test for current on each source circuit coming into the combiner box.
- D. Remove any surge suppression devices from the circuits.
Answer: B
NEW QUESTION 36
Which of the following MUST be referenced for determining a site's design wind speed?
- A. The jurisdiction's local building code in effect
- B. The ASHRAE Handbook_fundamentals in effect
- C. The NEC version in effect
- D. The module manufacture's design wind speed
Answer: B
NEW QUESTION 37
A project is using a PV module with a 25-38dc maximum power voltage range and a single input inverter with an operating windows of 250vdc-450dc. The dwelling the system is to be installed on has a 5:12 roof with a southeastem face that can accommodate 14 modules and southwestern face that can accommodate 10 modules.
What is the MAXIMUM number of modules that can be installed for proper inverter maximum power point tracking?
- A. 0
- B. 1
- C. 2
- D. 3
Answer: D
NEW QUESTION 38
An 8KWsc roof-mounted array is placed on a school building. The inverter is located within 1 ft, of the array boundary and has an integrated ac-and dc-disconnecting switch. The system is to be connected to a 400A load center, protected by a 400A main breaker. Which of the following MUST be included to meet NEC requirements?
- A. An ac-disconnect label with the location of the rooftop dc-disconnect switch.
- B. A readily accessible ac-disconnecting switch, who location is identified on the system directory
- C. A readily accessible dc disconnect with rapid shutdown initiation device permanently labeled
- D. A rapid shutdown initiationdevice operating contractor within 1 ft, of the array to de-energize the dc subarrays
Answer: B
NEW QUESTION 39
A tap conduct is to be connected to a feeder supplied by both a utility service source and a utility-interactive inverter source. The feeder utility source is a 400A breaker in a service panel, the inverter overcurrent protection device is rated at 100A, and the inverter continuous output current is 72. The tap conductor that is to be installed will be 17 ft. long. It will be located in a raceway and will supply a subpanel with a 50A main breaker.
What is the MINIMUM required ampacity of the tap conductor?
- A. 0
- B. 1
- C. 50A
- D. 400A
Answer: A
NEW QUESTION 40
According to the NEC, where on a residential PV system MUST the labeling describing the type of rapid shutdown be located?
- A. A close as practicable to the PV array requiring rapid shutdown
- B. On the rapid shutdown initiation device.
- C. At point on the residence designated by the AKJ and fire marshal
- D. On or no more than 1 m (3. 3 ft) from the service disconnecting meant
Answer: B
NEW QUESTION 41
Which insulation color is allowed for a current-carrying roottop dc conductor on a functionally grounded 6kw PV system?
- A. Green/yellow
- B. Green
- C. White
- D. Red
Answer: D
NEW QUESTION 42
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 sheathing/rather system.
- B. Rail to metal seam roof, metal seam roof to top plate, top plate to wall system
- C. Module to rail to metal seam roof, metal seam roof to top plate system
- D. Module to rail, rail to roof sheathing, roof sheathing to wall, wall to base plate/foundation system
Answer: A
NEW QUESTION 43
Which of the following is an NEC-indicate means to identify PV source and output circuits at accessible points of termination connection, and splices?
- A. Tagging
- B. Placards
- C. Conduct stickers
- D. Insulation type
Answer: A
NEW QUESTION 44
A PV system equipped with rapid shutdown requires a label stating ''RAPID SHUTDOWN SWITCH FOR SOLAR PV SYSTEM''.
Which is the BEST description of where this label is required?
- A. On or within 3 ft. of the ac disconnect
- B. On or within 3 ft. of the ac disconnect
- C. On or within 3 ft. of the ac disconnect
- D. On or within 3 ft. of the ac disconnect
Answer: A
NEW QUESTION 45
A commercial 600v carport-mounted PV system is installed with rigid running under the parking lot to an inverter pad located at the edge of the parking lot. At what depth below the parkinglot base MUST condult be buried?
- A. 24 in.
- B. 18 in.
- C. 36 in.
- D. 12 in.
Answer: A
NEW QUESTION 46
Which of the following voltages should be included on the dc disconnected label to indicate MAXIMUM system voltage?
- A. Non-temperature-corrected V
- B. Source circuit V
- C. Temperature-corrected V
- D. 600 V
Answer: C
NEW QUESTION 47
A homeowner is concerned that a 6kWdc PV system might be experiencing a performance issue. The homeowner has noticed what appears to be declining production. The installer analyzes the following data acquisition system (DAS) results for each year since the installation:
Given the data, which is the MOST likely conclusion to draw?
- A. There is a problem with the DAS because the peak sun hours do not correlate with production values and the das should be repaired.
- B. The system has experienced above-average degradation and a module warranty claim should be explored.
- C. A combination of normal module degradation combined with cloudy weather has caused lower output in the past few years.
- D. There is an intermittent inverter failure that is causing production to be lower than expected and the inverter should be repaired.
Answer: C
NEW QUESTION 48
Which of the following requires a UL listing or its equivalent?
- A. Grounding electrode clamp
- B. System manuals
- C. Lag screws
- D. System labels and markings
Answer: A
NEW QUESTION 49
The AHJ for enforcement of the NEC has which responsibility?
- A. Approval equipment installation methods for efficiency, convenience, and adequacy for good service
- B. Making interpretations of the rules and deciding on approval of equipment and material
- C. Inspecting installations under the exclusive control of the electric utility
- D. Inspecting factory-installed wire and equipment construction methods
Answer: B
NEW QUESTION 50
A PV system is located at 41 N latitude. The sun angle is 23 on December 21 at solar noon. Assuming that the
65 ft tree is directly south of the PV array and will grow 20 ft. over the life of the PV system, what is the MNIMUM distance the tree to the button of the prevent shading?
- A. 167 ft.
- B. 201 ft.
- C. 98 ft.
- D. 153 ft.
Answer: B
NEW QUESTION 51
A metal condult containing an array circuit with Vmo of 400Vdc is connected to a metal enclosure at the location where the concentric knockouts have been punched by the manufacturer. Which method of attachment should be used?
- A. Sealing locknut
- B. Grounding bushing
- C. Threaded coupling
- D. Insulated bushing
Answer: B
NEW QUESTION 52
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.
Answer: A
NEW QUESTION 53
A grid-connected PV system on a dwelling is producing 30% less power than expected. The conductors from threes strings of modules enter into a 3-pole fused dc disconnect, and each ungrounded conductor is connected to a separate pole. On the inverter side of the switch terminals, the three strings are combined. The dc disconnect switch is opened. The voltages on the array side of theswitchare 440 on string #1, 444V on string
#2, and 0V on string #3. The dc disconnect is then closed and the inverter resumes operating, still producing about 30% less power than expected. A clamp-on ammeter is used to measure the dc current of each string of each string of modules where they enter the rooftop junction box. The operating currents of each string are
3.9A for string #1, 3 85A for string #2, and 4.3 A for string #3. What is the MOST likely with the system?
- A. Positive and negative output conductors of string #3 are faulted together.
- B. A ground fault is causing the current from strings #1 and #2 to flow into string #3.
- C. There is lower module mismatch in string #3 than in string #1 and #2.
- D. String #3 has an open connection and is not contributing any voltage.
Answer: A
NEW QUESTION 54
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. Typical module degradation has lowered the output of the system's strings.
- D. The conductor insulation is functioning as intended.
Answer: D
NEW QUESTION 55
The point-of-utility connection of a residential utility-interactive PV system is in the main distribution panel. If the busbars of the main distribution panel are rated at 200A, and if the distribution panel has a 200A main breaker, the rated output current of the inverter cannot exceed.
- A. 24A
- B. 32A
- C. 40A
- D. 200A
Answer: B
NEW QUESTION 56
According to the NEC, if the PV system disconnect and the building service disconnect are at different locations, there MUST be a/an:
- A. Means of locking out both disconnects when the PV system inverter is being serviced.
- B. Interface that shuts down the PV system if the utility connection is lost.
- C. Permanent plaque or directory that indicates the location of thePV utility connection.
- D. Permanent plaque or directory that indicates the locations of both disconnects.
Answer: D
NEW QUESTION 57
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. #10 copper
- B. #8 copper
- C. #12 aluminum
- D. #6 aluminum
Answer: A
NEW QUESTION 58
......
100% Passing Guarantee - Brilliant PVIP Exam Questions PDF: https://www.dumpsking.com/PVIP-testking-dumps.html
Get New PVIP Certification – Valid Exam Dumps Questions: https://drive.google.com/open?id=1Yy_erG6DAUrpRfRGdRmoi5wUSfevswAH
