Author

Lokesh

Founder and Chief Executive Officer, Blues Renewables

Lokesh is the founder and chief executive of Blues Renewables and writes the guides on this blog. He covers system sizing, from a single kilowatt up to a megawatt of ground mount, TANGEDCO net metering and wheeling charges, the PM Surya Ghar subsidy, and the four ways a rooftop plant gets paid for: CAPEX, OPEX, RESCO and the power purchase agreement. His open access and group captive pieces are written for commercial and industrial users in Tamil Nadu weighing a move off the utility tariff.

Showing 73–84 of 84 articles by Lokesh

Pole mounted distribution transformer and medium voltage lines beside a Tamil Nadu factory with rooftop solar, illustrating TANGEDCO wheeling charges

Open Access & CaptiveSolar Power Wheeling Charges in TANGEDCO: 2026 Rates ExplainedAugust 31, 202610 min read

Learn what solar power wheeling charges in TANGEDCO cost, how they differ from TANTRANSCO transmission charges, and why a capacity charge hits solar hardest.

High voltage transmission corridor crossing Indian farmland with a solar farm alongside, illustrating cross subsidy surcharge varying by state

Open Access & CaptiveCross Subsidy Surcharge (CSS) for Solar: Meaning, Formula and State-Wise RatesAugust 29, 202612 min read

The CSS charge is the cross subsidy surcharge, a per unit levy on open access consumers. Rates compared across Tamil Nadu, Karnataka and Gujarat.

Industrial factory with rooftop solar beside a high voltage substation and a distant solar farm in Tamil Nadu, illustrating open access solar power

Open Access & CaptiveWhat Is Open Access Solar? Charges, Rules and Real SavingsAugust 25, 202610 min read

Learn what open access solar is, who qualifies in Tamil Nadu, and how the three structures change your cost per unit. See every TNERC charge with current figures.

Six solar panels on a raised structure over a Chennai terrace, a typical 3 kW rooftop installation

Sizing & InstallationHow Many Solar Panels Are Required for 3 kW?August 23, 202617 min read

How many solar panels required for 3kW: six 550 W panels is the standard build in India. Panel count by wattage, roof area, generation and cost after the ₹78,000 subsidy.

Blues Renewables guide to how to install solar panels on your home, technician fitting rooftop solar modules on a Chennai terrace

Sizing & InstallationHow to Install Solar Panels on Your Home: The Complete 2026 GuideAugust 21, 202621 min read

How to install solar panels on your home, step by step: roof checks, sizing, PM Surya Ghar subsidy up to ₹78,000, net metering, installation and commissioning.

Solar surveyor kneeling on a flat Indian rooftop with a tablet and measuring tape, marking out where panels will go

Sizing & InstallationHow to Calculate How Many Solar Panels Are Required: One FormulaAugust 17, 202610 min read

Learn how to calculate how many solar panels are required in three steps, discover the panel count for every system size from 1 kW to 30 kW, and read what changes it.

Ground mounted solar array powering a borewell water pump in an Indian agricultural field with irrigation flowing

Sizing & InstallationHow Many Solar Panels Required to Run 5HP Motor? Nine or TenAugust 14, 20269 min read

How many solar panels required to run 5HP motor: nine to ten 550 W panels for direct pumping. Learn why the array is oversized, and discover the cheaper grid-tied route.

Bank of tubular solar batteries beside a wall-mounted charge controller and inverter in an Indian home utility room

Sizing & InstallationHow Many Solar Panel Required to Charge 200Ah Battery? The Real AnswerAugust 11, 20269 min read

How many solar panel required to charge 200Ah battery: about 600 W with MPPT. Learn the watt-hour maths, discover why the controller changes the answer, and read the 150Ah case.

Split air conditioner outdoor unit on the wall of an Indian home with rooftop solar panels visible on the roof above

Sizing & InstallationHow Many Solar Panels Required for 1.5 Ton AC? Four to SixAugust 8, 20269 min read

How many solar panels required for 1.5 ton AC: four to six 550 W panels. Learn the units an AC really uses, and discover why running it at night changes nothing.

Two storey Indian family home on a residential street with solar panels installed on the flat roof above

Sizing & InstallationHow Many Solar Panels for a House? Size It From Your BillAugust 5, 20269 min read

How many solar panels required for a house: learn the count from your monthly units, discover why floor area tells you nothing, and read the table for every bill size.

Independent Chennai house with a full rooftop solar array of about ten panels in two rows, a typical 5 kW installation

Sizing & InstallationHow Many Solar Panels Required for 5kW? Nine or Ten in 2026August 3, 20269 min read

How many solar panels required for 5kW: nine or ten 550 W panels. Learn the count by wattage, discover the roof area and output, and read why the subsidy stops at 3 kW.

Two solar panels mounted on a small concrete rooftop of a modest Indian house, a typical 1 kW installation

Sizing & InstallationHow Many Solar Panels Required for 1kW? Two, and Here Is WhyAugust 1, 202610 min read

How many solar panels required for 1kW: two 550 W panels in 2026. Learn the count for every panel wattage, discover the roof area, and read why 1 kW rarely pays.