Solar Finance
Time-of-Day Tariffs and Factory Solar Savings in India, 2026
How India’s central ToD framework changes factory solar savings, why peak and solar-hour prices differ, and how to model ROI from interval data.
11 Jul 20268 min read
Sun Wave Knowledge Centre
Solar Energy Insights
Guides, case studies, and industry updates to help you make informed decisions about solar energy for your business.
Technical Standards
UL 9540A, NFPA 855 (2026) and C&I BESS Fire Evidence in India
How industrial buyers should review UL 9540A thermal-runaway reports, configuration limits and fire-explosion evidence without confusing testing with certification.
11 Jul 20268 min read
News & Updates
UREDA's 6.5 MW Government Rooftop Solar Procurement: Execution Lessons After the Deadline
UREDA's distributed rooftop solar procurement across Uttarakhand highlights packaging, survey, logistics, net-metering and O&M lessons for public-sector EPC programmes.
11 Jul 20268 min read
Guides
Solar + BESS for Haryana Factories: 2026 Business Case
A source-backed solar-plus-BESS business case for Faridabad and Haryana factories: tariffs, ToD limits, demand charges, sizing, safety and payback inputs.
10 Jul 202618 min read
Guides
DHBVN Solar Net Metering Guide for Haryana Industry (2026)
Current DHBVN/HERC net-metering limits, FY 2026-27 HT tariffs, application timeline, settlement rules and BESS status for Haryana factories.
2 Jul 202614 min read
Guides
Solar Tax Benefits for Indian Factories: Accelerated Depreciation, GST & ITC Guide 2026
Complete tax guide for industrial solar in India 2026: 40% accelerated depreciation under Section 32, GST input tax credit, MAT, capitalisation rules, and financial planning for factory owners.
2 Jul 202617 min read
Policy & Finance
Carbon Credits from Solar India: CCTS Guide for Industrial Buyers 2026
How Indian industrial solar plants earn Carbon Credit Certificates under India's CCTS. Offset mechanism, registration, trading, and REC vs CCC explained 2026.
21 Jun 202613 min read
News & Updates
HERC Open Access Surcharge ₹1.37/Unit: Haryana Industrial Impact
HERC raised the additional surcharge on open access consumers to ₹1.37/unit for H2 FY2026, up 13% from ₹1.21. Key impact analysis for Haryana industrial buyers.
21 Jun 202610 min read
News & Updates
India Solar Record FY2026: 44.61 GW Added, What It Means for Industry
India added 44.61 GW solar in FY2025-26 — the highest annual addition ever, crossing 150 GW cumulative. Impact on EPC costs and industrial buyers.
21 Jun 202610 min read
Policy & Finance
ISO 50001 and Solar: India's Energy Management Playbook
Solar with ISO 50001 and BEE PAT scheme in India — reduce SEC, earn ESCerts, claim 40% accelerated depreciation, and achieve GreenCo certification 2026.
21 Jun 202615 min read
News & Updates
NHPC 30.93 MW Rooftop Solar Tender for Haryana Government Buildings: RESCO Model
NHPC REL invites bids for 30.93 MW rooftop solar on government buildings across 20 Haryana districts including Faridabad and Gurugram under RESCO model. Bid deadline April 22, 2026.
21 Jun 20268 min read
Policy & Finance
RPO Compliance Guide for Indian Industrial Buyers 2026-2030
India's RPO targets rise to 35.95% in FY2026-27 and 43.33% by FY2029-30. How industrial buyers and captive power operators must comply using solar.
21 Jun 202613 min read