Updated BIS Implementation Guidelines for IS 61683 Standard

The Bureau of Indian Standards (BIS) has released revised implementation guidelines for IS 61683, the Indian Standard for power conditioning units (PCUs) used in photovoltaic (PV) systems. This update introduces key changes to testing procedures, compliance requirements, and documentation protocols—aimed at enhancing performance, safety, and certification processes in the solar energy sector.

Key Highlights of the Updated IS 61683 Guidelines:

• Revised Testing Procedures: New testing methods have been introduced to provide more accurate and detailed performance evaluation of power conditioning units used in solar PV systems.

• Enhanced Compliance Requirements: The guidelines now align more closely with international standards, ensuring improved quality control, safety, and global market compatibility.

• Streamlined Documentation Protocols: Manufacturers must now follow a more efficient documentation process for BIS certification, making it easier to demonstrate compliance.

• Defined Implementation Timeline: A structured transition period has been provided, giving manufacturers and stakeholders time to adapt to the new requirements.

Impact of the Revised IS 61683 Standard

• Manufacturers: Must upgrade testing and production processes to meet new BIS compliance standards.

• Testing Laboratories: Required to implement revised testing parameters for performance verification.

• End Users: Benefit from higher efficiency, improved reliability, and safer solar energy products.

Why This BIS Update Matters

The revision of IS 61683 is a significant step in promoting quality and safety in India’s renewable energy ecosystem. It supports the Make in India initiative and strengthens trust in solar PV products, ensuring they meet stringent quality benchmarks for both domestic and international markets.

Next Steps for Manufacturers and Stakeholders

• Review and implement the updated BIS guidelines for IS 61683.

• Align all certification and testing processes with the revised standards.

• For expert assistance with compliance or BIS certification, reach out to our team.

For more information please reach us at cs@absoluteveritas.com