
A.C. Static Transformer Operated Watt Hour and Var-Hour Smart Meters, Class 0.2S, 0.5S, and 1.0S, are advanced precision instruments designed for high-accuracy measurement of active and reactive energy in commercial, industrial, and utility applications.
These meters are transformer-operated and support a wide range of features, including remote communication, load profiling, tamper detection, and integration with smart grids. Designed to meet rigorous performance standards, these meters provide real-time monitoring and billing solutions, ensuring reliability, durability, and efficiency for energy management systems.
The Smart Meters (Quality Control) Order, 2023, issued by the Ministry of Commerce and Industry (Department for Promotion of Industry and Internal Trade), mandates that manufacturers of A.C. Static Transformer Operated Watt Hour and Var-Hour Smart Meters, Class 0.2S, 0.5S, and 1.0S, must obtain BIS certification (ISI Mark) before marketing their products in India. BIS certification ensures compliance with IS 16444 Part 2, which specifies the performance, construction, and safety requirements for these meters. This certification guarantees that the meters adhere to stringent quality standards, ensuring accurate energy measurement and smart grid compatibility. Manufacturers must subject their products to rigorous testing under BIS norms, ensuring that only reliable and efficient smart meters are introduced into the market.
BIS certification is essential for maintaining the quality and safety of A.C. Static Transformer Operated Watt Hour and Var-Hour Smart Meters, Class 0.2S, 0.5S, and 1.0S. These meters play a crucial role in energy management systems by providing precise measurement of active and reactive energy. Certification under IS 16444 Part 2 ensures that the meters meet industry-specific performance, durability, and communication standards. The Smart Meters (Quality Control) Order, 2023, aims to prevent the proliferation of substandard meters, safeguarding consumer interests and supporting the development of robust smart grid systems. Non-compliance with the certification mandate may result in penalties under the Bureau of Indian Standards Act, 2016, emphasizing the importance of adherence to regulatory standards.
IS 16444 Part 2 outlines the technical requirements for A.C. Static Transformer Operated Watt Hour and Var-Hour Smart Meters, focusing on their use in transformer-operated energy measurement. It covers key aspects such as accuracy classes (0.2S, 0.5S, and 1.0S), performance under varying load conditions, safety standards, and compatibility with advanced communication technologies. The standard ensures these meters can operate seamlessly in demanding environments, supporting functions such as load profiling, remote communication, and integration with smart grid systems. Adherence to IS 16444 Part 2 is mandatory under the Smart Meters (Quality Control) Order, 2023, reinforcing the importance of BIS certification for promoting high-quality and efficient energy management solutions.
The BIS certification process for A.C. Static Transformer Operated Watt Hour and Var-Hour Smart Meters, Class 0.2S, 0.5S and 1.0S involves multiple steps, designed to thoroughly evaluate a product's compliance with the required standards. Here is a general overview of the certification process:
Additionally, manufacturers may be required to provide proof of compliance with environmental and safety regulations, depending on the specific type of product being certified.
BIS Documents For Domestic and Foreign Manufacturer Check

BIS certification for A.C. Static Transformer Operated Watt Hour and Var-Hour Smart Meters, Class 0.2S, 0.5S and 1.0S is essential to ensure adherence to quality and safety standards as per IS 16444 Part 2. By complying with the mentioned Quality control order, certified products provide reliable performance, enhance consumer safety, and reinforce the credibility of manufacturers in the Indian market.
Navigating the BIS certification process can be challenging, especially for small and medium-sized enterprises. EVTL India is a leading consultancy firm dedicated to assisting manufacturers in obtaining BIS certification (ISI Mark) efficiently. With expertise in managing BIS portal submissions, documentation, and regulatory fees, EVTL India ensures a smooth and successful certification process. By choosing EVTL India, manufacturers can enhance their product's marketability both in India and internationally, securing a competitive edge. Additionally, EVTL India provides ongoing support post-certification, helping manufacturers maintain compliance with BIS standards and renew their licenses as needed.