The road transport ministry has submitted additional safety provisions in the battery safety standards. Following the multiple fire incidents involving several EV players, the government formed an expert committee helmed by Tata Narsingh Rao, director of the International Advanced Research Centre for Powder Metallurgy and New Materials (ARCI), Hyderabad to advise additional battery safety requirements in the existing safety standards, being notified under the Central Motor Vehicles (CMV) Rules. The committee has been constituted with experts and scientists from the Defence Research and Development Organisation (DRDO), Indian Institute of Science (IISc), Bengaluru, and other institutions.
"Based on the recommendations of the expert committee report, the ministry on August 29, 2022, has issued amendment to AIS 156- Specific requirements for motor vehicles of L category with electric power train, and amendment 2 to AIS 038 Rev. 2 - Specific requirements for Electric Power Train of motor vehicles of M category and N category (motor vehicle with at least four wheels used for carrying goods which may also carry persons in addition to the goods)," the release said.
Amendment 2 to AIS 156 is for specific requirements for L category motor vehicles, the ones with less than four wheels and quadricycles, with electric power trains. Amendment 2 to AIS 038 Rev. 2 is for exact requirements for electric power trains of M and N category motor vehicles, the ones with at least four wheels used for carrying passengers and the ones with at least four wheels used for carrying goods but may carry both persons and goods.
The amendments include additional safety requirements related to battery cells, onboard chargers, the design of battery packs, and thermal propagation due to internal cell short circuits leading to a fire. The announcement to mandate amended standards for the respective categories of electric vehicles with effect from October 1, 2022, is in progress, the release said.
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