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NABCEP Technical Sales Exam With Complete Questions And Answers 2024
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NABCEP Technical Sales Exam With Complete Questions And Answers 2024
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NABCEP Technical Sales Exam WithComplete Questions And Answers 2024
Power .Conditioning .Equipment .- .correct .answer.inverters, .dc-to-dc .converters,
chargers, .charge .and .load
controllers, .and .maximum .power
point .trackers.
Balance .of .System .Component .- .correct .answer.Balance-of-system .(BOS) .components
.include .all .mechanical .or .electrical .equipment .and .hardware
used .to .assemble .and .integrate .the .major .components .in .a .PV .system .together.
.Electrical .BOS
components .are .used .to .conduct, .distribute .and .control .the .flow .of .power .in .the .system.
Examples .of .BOS .components .- .correct .answer.Conductors .and .wiring .methods
• .Raceways .and .conduits
• .Junction .and .combiner .boxes
• .Disconnect .switches
• .Fuses .and .circuit .breakers
• .Terminals .and .connectors
• .Grounding .equipment
• .Array .mounting .and .other .structural .hardware
Stand .Alone .PV .Systems .- .correct .answer.Stand-alone .PV .systems
operate .independently .of
other .electrical .systems, .and .are .commonly .used .for .remote .power .or .backup
.applications,
including .lighting, .water .pumping, .transportation .safety .devices, .communications, .off-grid
homes .and .many .others.
What .are .stand .alone .systems .designed .for? .- .correct .answer.Stand-alone .systems .may
.be .designed .to .power .dc .and/or .ac
electrical .loads, .and .with .a .few .exceptions, .connect .with .energy .storage .systems. .A
.standalone
system .may .use .a .PV .array .as .the .only .power .source, .or .may .additionally .use .wind
turbines, .an .engine-generator, .or .another .auxiliary .source.
,Interactive .PV .systems .- .correct .answer.Interactive .PV .systems .operate .in .parallel .and
.are .interconnected .and .synchronized .with
the .electric .utility .grid.
Self-consumption .interactive .systems .- .correct .answer.work .with .energy .storage .systems
that .can .feed .the .building .loads
from .the .PV .system .or .the .battery .at
different .times .of .the .day.
Breakdown .Exam .- .correct .answer.Qualify .the .Customer .15 .25%
B .Site .Analysis .10 .17%
C .Conceptual .Design .14 .23%
D .Financial .Costs, .Incentives, .and .Savings .5 .8%
E .Financial .Benefit .Analysis .and .Financing .4 .7%
F .Non-financial .Benefit .Analysis .3 .5%
G .Performance .Analysis .5 .8%
H .Prepare .Proposals .4 .7%
Totals .60 .100%
Major .Tasks .in .site .analysis .include .- .correct .answer.The .major .tasks .in .site .analysis
.include:
• .Electrical .service .inspection
• .Identification .of .system .component .locations
• .Evaluation .of .structural .integrity .of .potential
mounting .locations
• .Quantification .of .the .solar .resource .at .the .location
Understanding .the .impacts
of .... .on .module .voltage .is .critical .- .correct .answer.Understanding .the .impacts
of .temperature .on .module .voltage .is .critical .when
determining .the .number .of .modules .in .each .PV .source
circuit. .This .design .detail .can .determine .system .availability
and .efficiency .for .the .majority .of .its .lifespan.
One .important .step .is .- .correct .answer.determining .the .gross .top-line
cost .of .the .project.
Top .line .cost .includes... .- .correct .answer.will .include .parts, .labor,
warrantee, .utility .and .municipality .fees, .and .profit.
Additional .array .costs .can .come .from .- .correct .answer.complications .due
to .the .location, .type .of .surface .upon .which .the .PV
array(s) .are .to .be .mounted, .the .slope .of .the .mounting
location, .the .need .for .trenching .(or .opening .a .surface)
to .install .conduit, .extra .material/labor .costs .resulting
, from .longer, .thicker .wires, .etc
Contingency .factors .- .correct .answer.Unknown .factors, .such
as .subsoil .conditions, .roofing .materials .that .are .no .longer
manufactured, .roofing .materials .with .unfamiliar
properties, .and/or .structural .reinforcement .can .often
necessitate ."allowances" .to .be .included .in .the .contract.
Incentives .- .correct .answer."Up
Front" .rebates .and .cash .grants .immediately .reduce .the
customer's .initial .cost .and .are .sometimes .accepted .by
the .contractor .directly .as .partial .payment. .Feed-In .Tariffs
(FITs), .Renewable .Energy .Credits .(RECs), .and .Performance
Based .Incentives .(PBIs) .are .often .paid .over
several .years, .based .upon .actual .system .performance.
tax .deductions... .- .correct .answer.Tax .deductions .reduce .taxable
income .so .they .are .worth .their .face .value .times .the
taxpayers .tax .rate, .adjusted .for .federal .taxation, .if .any.
TOU .rates .- .correct .answer.This .may .allow .the .customer .to .effectively .sell
their .excess .daytime .production .to .the .utility .at .higher
"peak" .rates, .and .purchase .at .lower .cost ."off-peak"
(night, .winter, .and .weekend) .rates
traditional .economic .analysis .metrics: .- .correct .answer.cash .flows, .ROI, .IRR, .Payback,
.etc
Home .Equity .financing .- .correct .answer.Evaluate .financing
purchase .with .a .home .equity .loan. .Using
available .third .party .resources .describe .and
present .the .financial .analysis.
The .most .common .non-financial .benefits .of
owning .a .PV .system .are: .- .correct .answer.• .Environmental
• .Energy .Independence
• .Distributed .Energy .System
• .Economic .— .Jobs
Component .losses .- .correct .answer.Factor .the .performance .of .the
modules .and .inverters, .taking .account .of .real-world
operating .temperatures.
The .local .solar .resource... .- .correct .answer.varies .from .location .to .location.
System .performance .is .directly .proportional .to
the .sunlight .level .of .the .location; .however, .the .sunlight
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