Grid & Upkeep
How rooftop solar works with the grid and how to look after it: net metering rules for NPCL and PVVNL consumers under UPERC regulations, the differences between on-grid, off-grid and hybrid systems, and practical cleaning and maintenance advice for dusty NCR rooftops.
Net Metering in UP: How It Works with NPCL and PVVNL
How UP's net metering rules credit the solar units you export, why surplus left on 31 March earns only ₹2 a unit, and what NPCL and PVVNL require.
Last reviewed
In this guide
- Net metering meaning, in plain words
- Who gets net metering in UP
- How your bill is settled under net metering in UP
- Net metering vs net billing
On-Grid vs Off-Grid Solar System: Which Suits a Noida Home?
On-grid, off-grid and hybrid systems compared on subsidy, backup, batteries and cost, and why most Noida homes choose on-grid.
Last reviewed
In this guide
- On grid vs off grid solar system: the short comparison
- How an on-grid system works
- How an off-grid system works
- On grid vs off grid vs hybrid: where hybrids fit
Solar Panel Maintenance Cost: Cleaning and Upkeep Guide
What upkeep a rooftop system needs, what the vendor must cover free for five years, how to clean panels safely, and what cleaning costs.
Last reviewed
In this guide
- What maintenance a rooftop solar system needs
- Solar panel maintenance cost in the first five years
- After year five: costs that can come up
- Solar panel cleaning: how to do it safely
Questions these guides answer
- What is net metering in UP? Answered in: Net Metering in UP: How It Works with NPCL and PVVNL
- What rate does NPCL pay for extra solar units? Answered in: Net Metering in UP: How It Works with NPCL and PVVNL
- What is the difference between net metering and net billing? Answered in: Net Metering in UP: How It Works with NPCL and PVVNL
- Can I install a solar system larger than my sanctioned load? Answered in: Net Metering in UP: How It Works with NPCL and PVVNL
- Which is better for a home in Noida, on-grid or off-grid solar? Answered in: On-Grid vs Off-Grid Solar System: Which Suits a Noida Home?
- Does an on-grid solar system work during a power cut? Answered in: On-Grid vs Off-Grid Solar System: Which Suits a Noida Home?
- Is the subsidy available for off-grid solar under PM Surya Ghar? Answered in: On-Grid vs Off-Grid Solar System: Which Suits a Noida Home?
- What is a hybrid solar system? Answered in: On-Grid vs Off-Grid Solar System: Which Suits a Noida Home?
- What is the annual maintenance cost of solar panels for a home? Answered in: Solar Panel Maintenance Cost: Cleaning and Upkeep Guide
- How often should solar panels be cleaned in Delhi NCR? Answered in: Solar Panel Maintenance Cost: Cleaning and Upkeep Guide
- Can I clean solar panels with ordinary tap water? Answered in: Solar Panel Maintenance Cost: Cleaning and Upkeep Guide
- Is maintenance free under PM Surya Ghar? Answered in: Solar Panel Maintenance Cost: Cleaning and Upkeep Guide
Other topics
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Subsidies
Guides to the money available for home rooftop solar in Noida and Greater Noida: the central PM Surya Ghar subsidy, the Uttar Pradesh state top-up paid by UPNEDA, and a…
3 guides
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Costs & Sizing
What a rooftop solar system costs in Noida and Greater Noida before and after subsidy, and how to size one: indicative prices per kW, net cost for common system sizes,…
1 guide
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Solar Panel Cost Calculator for Noida & Greater Noida
Estimate rooftop system size, price range, central and UP subsidy, net cost and payback from your monthly units or bill.