India's complete
solar glossary.
A curated, India-specific reference of solar terminology, from MNRE policy and DISCOM rules to TOPCon cells, IRR, and inverter clipping. Written by working solar engineers.
Popular solar terms
Accelerated Depreciation lets businesses claim 40% depreciation on solar assets in year one, cutting taxable income.
Solar PerformanceAMC (Annual Maintenance Contract) covers scheduled cleaning, inspection, and minor repairs for residential and commercial solar plants to sustain peak output.
Solar BatteriesBESS (Battery Energy Storage System) stores solar electricity in batteries for evening use, outage backup, and time-of-day tariff arbitrage in Indian homes.
Solar ComponentsBifacial solar panels generate electricity from both front and rear surfaces, capturing reflected light for 5% to 25% extra annual yield.
Solar FinanceCAPEX model in solar means buying and owning the solar plant outright, delivering maximum ROI through tax benefits and full electricity savings.
DISCOM & UtilityContract demand is the maximum kVA a HT or large LT consumer can draw from the grid. It determines fixed demand charges, penalty exposure, and.
DISCOM & UtilityDISCOMs are India's electricity distribution companies handling billing, metering, net metering, and grid connections.
DISCOM & UtilityHT (high-tension) and LT (low-tension) connections differ in voltage level, tariff structure, and solar net-metering rules.
Solar ComponentsA hybrid inverter combines solar PV conversion, battery charging, grid interaction, and backup power in one device.
Solar FinanceIRR measures the annualised return on solar investments. Indian commercial solar projects typically deliver 18-28% post-tax IRR, making solar one of.
Solar PerformancekWh measures energy consumed over time; kW measures power at a single moment. Master this distinction to size solar correctly and read your electricity bill.
Solar PerformancekWp (kilowatt-peak) is the rated DC output of a solar module under Standard Test Conditions, the base unit for solar sizing, pricing, and subsidies.
Browse by category
DISCOM & Utility
14 terms + 8 more →Solar Batteries
7 terms + 1 more →Solar Components
28 terms- ACDB (AC Distribution Box)
- Aluminum Frame Solar
- Anti-Reflective Coating
- AR Glass
- Backsheet Solar
- Bifacial Solar Panel
Solar Finance
21 terms- 80-IA Solar
- Accelerated Depreciation
- AS-26 Capitalization
- CAPEX Model
- DSCR for Solar Projects
- Escrow Account in Solar
Solar Installation
8 terms- Balance of System
- Ballasted Mounting
- BIPV
- CLU (Change of Land Use)
- Grid-Tied vs Grid-Interactive
- Land Lease vs Purchase for Solar
Solar Performance
38 terms- AI IoT Solar
- AMC
- Availability Factor
- Capacity Utilization Factor
- Comprehensive vs Non-Comprehensive AMC
- DC:AC Ratio
Solar Policy
31 terms- Banking Electricity
- CERC
- CFA (Central Financial Assistance)
- Cross-Subsidy Surcharge
- DCR
- DRE (Distributed Renewable Energy)
Recently updated
80-IA Solar is a 10-year tax holiday under India's Income Tax Act, letting eligible solar power projects deduct 100% of profits for a decade.
DISCOM & UtilityABT Meter is a Class 0.2S accuracy energy meter recording electricity in 15-minute blocks for inter-utility settlement under India's Availability.
Solar FinanceAccelerated Depreciation lets businesses claim 40% depreciation on solar assets in year one, cutting taxable income.
Solar ComponentsACDB is the AC-side electrical enclosure between solar inverter and grid. It houses protection devices, isolators, and metering equipment for safe.
Solar PerformanceAI IoT Solar combines artificial intelligence and IoT sensors for predictive maintenance, real-time monitoring, and performance optimisation in solar plants.
Solar StandardsALMM is MNRE's official list of approved solar modules and manufacturers for subsidised projects, ensuring quality and protecting consumers.