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TCS Solar
Home
About
Solar Solutions
On-Grid Solar System
Off-Grid Solar System
Hybrid Solar System
On-Grid Solar System
Off-Grid Solar System
Hybrid Solar System
Solar Subsidy
Solar Calculator
FAQ
General FAQ
Solar Subsidy FAQ
Technical FAQ
Sales Oriented FAQ
General FAQ
Solar Subsidy FAQ
Technical FAQ
Sales Oriented FAQ
Contact
Menu
Close
Technical FAQ
Your Solar Questions, Answered Simply
Frequently asked questions
Technical FAQ
01
Difference between on-grid, off-grid, hybrid?
On-grid: grid-connected, no batteries, subsidy. Off-grid: works without grid, uses batteries. Hybrid: grid + battery backup.
02
What is a solar inverter?
It converts DC power from panels into AC power for home appliances.
03
What is net metering?
It allows export of extra electricity to the grid and offers bill credits.
04
How much area is needed?
80–100 sq ft per kW of shadow-free space.
05
Lifespan of solar panels?
Panels last 25+ years; inverters 7–10 years.
06
Do solar panels work during power cuts?
On-grid: No. Off-grid/hybrid: Yes.
07
What affects solar performance?
Shadows, dust, direction, tilt, weather, component quality.
08
Types of panels used?
Monocrystalline PERC or N-Type high-efficiency panels.
09
Types of batteries used?
Lithium-ion (premium) and lead-acid (budget).
10
What is MPPT?
Maximum Power Point Tracking increases efficiency by 10–20%.
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