6.10.1. Open type traction batteries shall meet the requirements of paragraph 5.4. of this Regulation with regard to hydrogen emissions.
Systems with a closed chemical process shall be considered as emission-free under normal operation (e.g. lithium-ion battery).
The closed chemical process shall be described and documented by the battery manufacturer in Annex 6 - Part 2.
Other technologies shall be evaluated by the manufacturer and the Technical Service regarding any possible emissions under normal operation.
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