https://rsksolarenergy.com/blog/ Plain guides to rooftop solar in Punjab: sizing, the PM Surya Ghar subsidy, net metering, batteries and costs. en-IN Fri, 09 Oct 2026 00:30:00 GMT https://rsksolarenergy.com/blog/3-kw-or-5-kw-when-you-sit-near-punjab-s-free-units-line/ https://rsksolarenergy.com/blog/3-kw-or-5-kw-when-you-sit-near-punjab-s-free-units-line/ Fri, 09 Oct 2026 00:30:00 GMT Sizing and systems If your usage hovers around 300 units a month, here’s how we size between 3 kW and 5 kW on-grid without paying for export you don’t use. https://rsksolarenergy.com/blog/sanctioned-load-and-rooftop-solar-size/ https://rsksolarenergy.com/blog/sanctioned-load-and-rooftop-solar-size/ Sun, 04 Oct 2026 00:30:00 GMT Sizing and systems In Punjab a rooftop system can be no bigger than your sanctioned load. Where to find it on your PSPCL bill, and what to do when the system you need is bigger. https://rsksolarenergy.com/blog/what-pspcl-checks-at-net-metering-and-common-holdups/ https://rsksolarenergy.com/blog/what-pspcl-checks-at-net-metering-and-common-holdups/ Tue, 29 Sep 2026 00:30:00 GMT Subsidy and bills Installer’s view of what PSPCL verifies at inspection, what slows files, and the simple checks to clear your application the first time. https://rsksolarenergy.com/blog/solar-panel-cleaning-in-the-smoke-season-how-often-and/ https://rsksolarenergy.com/blog/solar-panel-cleaning-in-the-smoke-season-how-often-and/ Sat, 26 Sep 2026 00:30:00 GMT Installation and maintenance During Punjab’s smoke season, check panels weekly and clean when a visible film builds up or output drops against your normal clear-day baseline. https://rsksolarenergy.com/blog/5-kw-solar-in-punjab-subsidy-price-and-right-sizing/ https://rsksolarenergy.com/blog/5-kw-solar-in-punjab-subsidy-price-and-right-sizing/ Fri, 25 Sep 2026 00:30:00 GMT Subsidy and bills How the PM Surya Ghar subsidy applies to a 5 kW system, what that means for your invoice, and when 5 kW is the right size in Punjab. https://rsksolarenergy.com/blog/building-a-house-plan-for-solar/ https://rsksolarenergy.com/blog/building-a-house-plan-for-solar/ Wed, 23 Sep 2026 00:30:00 GMT Residential and commercial Eight things to sort while the house is going up: sanctioned load, a clear roof, cable route, backup wiring and the subsidy, so solar is simple afterwards. https://rsksolarenergy.com/blog/what-decides-solar-panel-price-punjab/ https://rsksolarenergy.com/blog/what-decides-solar-panel-price-punjab/ Sat, 19 Sep 2026 00:30:00 GMT Panels and inverters Watts, DCR status and the technology set what a solar panel costs. What changes the price per watt, and why the panel is only part of a system price. https://rsksolarenergy.com/blog/solar-output-punjab-winter-fog/ https://rsksolarenergy.com/blog/solar-output-punjab-winter-fog/ Wed, 16 Sep 2026 00:30:00 GMT Sizing and systems December and January fog cuts rooftop solar output by about a quarter in Punjab. What that means for on-grid, hybrid and off-grid systems, with the numbers. https://rsksolarenergy.com/blog/cheapest-solar-system-for-home-punjab/ https://rsksolarenergy.com/blog/cheapest-solar-system-for-home-punjab/ Tue, 15 Sep 2026 00:30:00 GMT Subsidy and bills Cheap solar in Punjab means the smallest system that clears your bill, bought with the subsidy. What that costs by size, and where cutting cost loses you money. https://rsksolarenergy.com/blog/how-many-batteries-for-3kw-solar-system/ https://rsksolarenergy.com/blog/how-many-batteries-for-3kw-solar-system/ Tue, 15 Sep 2026 00:30:00 GMT Hybrid, on-grid and off-grid Four 12 V batteries for a 48 V hybrid or off-grid system, and none for on-grid. How much backup that gives, and how one lithium pack compares. https://rsksolarenergy.com/blog/how-many-units-1kw-solar-produces-punjab/ https://rsksolarenergy.com/blog/how-many-units-1kw-solar-produces-punjab/ Tue, 15 Sep 2026 00:30:00 GMT Sizing and systems Roughly 3.3 to 4 units a day on average, more from March to June and less in December and January fog. The figures we plan with, and what lowers them on a roof. https://rsksolarenergy.com/blog/how-to-choose-solar-inverter-for-home/ https://rsksolarenergy.com/blog/how-to-choose-solar-inverter-for-home/ Tue, 15 Sep 2026 00:30:00 GMT Panels and inverters Pick the system type first, then match the inverter to your load, battery voltage and supply phase. A step-by-step guide with UTL examples. https://rsksolarenergy.com/blog/lithium-vs-tubular-battery-for-solar/ https://rsksolarenergy.com/blog/lithium-vs-tubular-battery-for-solar/ Tue, 15 Sep 2026 00:30:00 GMT Hybrid, on-grid and off-grid Tubular costs less to buy and suits occasional backup. Lithium lasts about twice the cycles, weighs far less and needs no water. How to choose for your home. https://rsksolarenergy.com/blog/solar-system-for-1-5-ton-ac/ https://rsksolarenergy.com/blog/solar-system-for-1-5-ton-ac/ Tue, 15 Sep 2026 00:30:00 GMT Sizing and systems Around 3 kW covers a 1.5 ton AC used 8 hours a day. How to work it out from your AC's energy label, and why running one on batteries is a much bigger job. https://rsksolarenergy.com/blog/how-to-size-home-solar-punjab/ https://rsksolarenergy.com/blog/how-to-size-home-solar-punjab/ Fri, 11 Sep 2026 00:30:00 GMT Sizing and systems Size home solar in Punjab step by step: read your PSPCL bill, check sanctioned load, aim for the free-units line and allow for roof space. https://rsksolarenergy.com/blog/solar-with-300-free-units-punjab/ https://rsksolarenergy.com/blog/solar-with-300-free-units-punjab/ Fri, 11 Sep 2026 00:30:00 GMT Subsidy and bills Under 300 units a month, no. Just over it, solar pays best in Punjab, because general-category homes then pay for every unit. The numbers. https://rsksolarenergy.com/blog/off-grid-solar-vs-diesel-generator-punjab/ https://rsksolarenergy.com/blog/off-grid-solar-vs-diesel-generator-punjab/ Fri, 04 Sep 2026 00:30:00 GMT Hybrid, on-grid and off-grid For backup power in Punjab the real choice is off-grid solar or a diesel genset. Running cost, noise, maintenance and when each one wins. https://rsksolarenergy.com/blog/pm-kusum-solar-pump-subsidy-punjab-farmers/ https://rsksolarenergy.com/blog/pm-kusum-solar-pump-subsidy-punjab-farmers/ Thu, 27 Aug 2026 00:30:00 GMT Solar pumps and agriculture PM-KUSUM Component B is the subsidy for standalone solar water pumps in Punjab, run through PEDA. It is separate from PM Surya Ghar, which covers rooftop solar. https://rsksolarenergy.com/blog/solar-panel-datasheet-what-matters/ https://rsksolarenergy.com/blog/solar-panel-datasheet-what-matters/ Wed, 19 Aug 2026 00:30:00 GMT Panels and inverters Wattage is what everyone quotes, but efficiency, temperature coefficient, warranty terms and ALMM listing matter more. How to read a panel datasheet. https://rsksolarenergy.com/blog/solar-roi-punjab-real-numbers/ https://rsksolarenergy.com/blog/solar-roi-punjab-real-numbers/ Mon, 10 Aug 2026 00:30:00 GMT ROI and payback Payback for Punjab homes at different usage levels, worked out from the current PSPCL tariff and the PM Surya Ghar subsidy. https://rsksolarenergy.com/blog/solar-inverter-warranty-india/ https://rsksolarenergy.com/blog/solar-inverter-warranty-india/ Sat, 01 Aug 2026 00:30:00 GMT Panels and inverters Inverter warranties in India usually run 3 to 5 years, far shorter than panel warranties. What they cover, what voids them, and why it matters. https://rsksolarenergy.com/blog/solar-installation-day-what-to-expect/ https://rsksolarenergy.com/blog/solar-installation-day-what-to-expect/ Fri, 24 Jul 2026 00:30:00 GMT Installation and maintenance A walkthrough of what a rooftop solar installation day in Punjab actually involves: mounting, wiring, the net meter, commissioning, and what to have ready. https://rsksolarenergy.com/blog/solar-panel-maintenance-punjab/ https://rsksolarenergy.com/blog/solar-panel-maintenance-punjab/ Wed, 15 Jul 2026 00:30:00 GMT Installation and maintenance Dust and summer heat cut rooftop solar output in Punjab more than anything else. A practical checklist for cleaning and checking your system. https://rsksolarenergy.com/blog/solar-loan-financing-india/ https://rsksolarenergy.com/blog/solar-loan-financing-india/ Mon, 06 Jul 2026 00:30:00 GMT Financing Two ways to finance rooftop solar in India: a bank loan you arrange yourself, or a financier through your installer. What to check before signing. https://rsksolarenergy.com/blog/commercial-solar-calculation-punjab/ https://rsksolarenergy.com/blog/commercial-solar-calculation-punjab/ Sat, 27 Jun 2026 00:30:00 GMT Residential and commercial Commercial solar in Punjab isn’t a bigger home system: no free units, no subsidy, and daytime use decides it. How the calculation actually differs. https://rsksolarenergy.com/blog/hybrid-solar-cost-is-battery-worth-it/ https://rsksolarenergy.com/blog/hybrid-solar-cost-is-battery-worth-it/ Thu, 18 Jun 2026 00:30:00 GMT Hybrid, on-grid and off-grid Hybrid costs more than on-grid for the same kW but gets the same PM Surya Ghar subsidy. Real prices, and how to decide if the battery is worth it. https://rsksolarenergy.com/blog/net-metering-punjab-pspcl-explained/ https://rsksolarenergy.com/blog/net-metering-punjab-pspcl-explained/ Tue, 09 Jun 2026 00:30:00 GMT Subsidy and bills How net metering works for rooftop solar in Punjab: the bi-directional meter, how export is credited, and why surplus units are worth less. https://rsksolarenergy.com/blog/housing-society-solar-subsidy-explained/ https://rsksolarenergy.com/blog/housing-society-solar-subsidy-explained/ Sat, 30 May 2026 00:30:00 GMT Residential and commercial Housing societies and RWAs can claim ₹18,000 per kW for common-area solar, up to 500 kW. How it works, who applies, and how it differs for homes. https://rsksolarenergy.com/blog/how-long-do-solar-panels-last/ https://rsksolarenergy.com/blog/how-long-do-solar-panels-last/ Wed, 20 May 2026 00:30:00 GMT ROI and payback Solar panel degradation, warranty terms and what "25 years" means in practice, and the assumptions our own estimates use. https://rsksolarenergy.com/blog/solar-for-schools-clinics-punjab/ https://rsksolarenergy.com/blog/solar-for-schools-clinics-punjab/ Sun, 10 May 2026 00:30:00 GMT Residential and commercial Schools and clinics have daytime, predictable loads that suit solar well, plus a public-service case beyond the bill. What makes these institutions a good fit. https://rsksolarenergy.com/blog/ev-charging-from-rooftop-solar/ https://rsksolarenergy.com/blog/ev-charging-from-rooftop-solar/ Thu, 30 Apr 2026 00:30:00 GMT Panels and inverters Charging an electric vehicle from rooftop solar in Punjab: how sizing changes, what the housing society EV charging subsidy covers, and the limits.