Nel Hydrogen Fuelling has been awarded the world’s first International Organisation of Legal Metrology (OIML) R 139 certification for a hydrogen dispenser system.
OIML provides recommendations for certifications. Nel’s certification under OIML R 139 is an international model regulation which describes how to build a hydrogen mass measurement system for hydrogen fuelling stations.
Commenting on the certification, Michael Stefan, Senior Director Product Management in Nel Hydrogen Fuelling, said, “We are proud to announce the OIML certification for our 700bar hydrogen dispenser systems, positioning Nel as the world’s first hydrogen fuelling company to obtain this certificate.”
“Hydrogen has the lowest density of all gases making it one of the most challenging gases when it comes to accurate mass measurement. Nel has fulfilled the very strict requirements listed in this standard for measurement accuracy.”
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