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NABCEP PV Installer Exam Study questions with 100% Correct answers |Verified Solutions
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NABCEP PV Installer Exam Study questions with 100% Correct answers |Verified Solutions
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NABCEP PV Installer Exam Study questions with100% Correct answers |Verified Solutions
which code must be met when installing PV modules - ✔✔UL-1703
what is the purpose of ground conductors in a underground PV system - ✔✔Prevent Shock
Single REC certificate energy valve is - ✔✔1,000KWH
direct effect of using dissimilar metals in a PV system - ✔✔galvanic corrosion
tax benefit for business owner when deducting expenses for durable goods and equipment PV
system? - ✔✔federal invest tax credit
which component delineates the transition between PV source circuits and PV output circuits? -
✔✔combiner box
which factor is most likely to affect irradiance? - ✔✔air mass
which is max nominal voltage for a battery bank located in a drawing? - ✔✔24v
which of the following items is most likely a maintenance item in system following installation?
- ✔✔wash pollen or dust off modules
for which type of PV system can dissimilar PV module types be used with little or no system
loss? - ✔✔A system that uses ac PV modules that are coupled only to the ac system
, which of the following is not a factor when calculating the economic payback of a PV system? -
✔✔installer's insurance premium
which type of battery requires ventilation in a stand-alone PV system? - ✔✔flooded lead-
acid battery
which of the following has a limited role in PV system maintenance? - ✔✔installation costs
which of the following is a PV system designed to offset some of the customer's purchased
utility power and provide emergency power in the case of a utility power outage? -
✔✔interest rates on financing loans
which of the following factors is MOST often overlooked when analyzing the lifecycle costs of a
PV system? - ✔✔interest rates on financing loans
a renewable energy certificate (REC) is a tradeable unit of electricity generated by a renewable
resource and equivalent to how much energy? - ✔✔1,000KWH
which of the following is a common financing product for purchasing a residential PV system? -
✔✔solar lease
for which of the following should a PV system owner expect maintenance costs over the life of
the system? - ✔✔inverter replacement
what is the MAXIMUM number of modules allowed in a string with the following module
specifications and conditions? - ✔✔-25 -10c = -35c -35cx-0.28% = 9.80 1.0980x80.8 = 88.72
600V/88/72 = 6.76 round down 6
which is the BEST tool to use to verify the open-circuit voltage of a PV module? -
✔✔multimeter
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