Exam (elaborations)
Solar Service Technician Questions and Answers 2024
- Course
- Institution
Solar Service Technician
[Show more]
Content preview
Solar Service TechnicianDefine how a residential systems works? - answer The panels convert the energy to DC
current, which flows to an inverter. The inverter converts the electricity from DC to AC,
which you can then use to power your home.
What are troubleshooting steps for a malfunctioning system? - answer1. Check DC
input and out voltage and AC side as well via inverter.
2. Check fuses, breakers, and ground faults.
3. Check home run cables for expected values and open circuit voltage.
4. Check the junction box for water residue or burnt connectors.
5. Check under panels for build up of debris or animal nests
what is the difference between off grid and on grid system? - answerOn-grid system is
one in which the solar power system is connected to the utility's power grid while being
off-grid means the system works independently and the consumer is not connected to
the utility's power system.
What is a panel string? - answerA panel string is a group of panels that are wired into a
single input on your power inverter
what is a mircoinverter? and who uses them? - answerA device used with solar arrays
to convert the energy that is generated (Direct Current) to usable electricity for a home
(Alternating Current). Used by Enphase.
what is a string inverter? - answerA string inverter functions in a series circuit, with there
usually being 6 to 12 individual solar panels in what is known as a "series string." SMA
is a leading manufacturer of string inverters.
what is an optimizer? - answerA solar power optimizer is a module-level power
electronic that optimizes power output and increases efficiency. Used by Solaredge.
What are common gateway issues? - answerPoF include not being connected close
enough router, plugged into a power, or inverter firmware has not been updated.
How many flights and how many photos should be taken during a site survey? -
answerA minimum of 100 photos and 3 flights ranging in distance and height.
During a site survey what are photos must be taken? - answerPhotos should consist of
main breaker rating, main panel with close up of interior, any obstructions, material of
roofing, and surrounding area.
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller Dreamer252. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $14.99. You're not tied to anything after your purchase.
Can Stuvia be trusted?
4.6 stars on Google & Trustpilot (+1000 reviews)
79789 documents were sold in the last 30 days
Founded in 2010, the go-to place to buy study notes for 14 years now