Similar to other IIAR standards, ANSI/IIAR 6 Standard for Inspection, Testing, and Maintenance of Closed-Circuit Ammonia Refrigeration Systems is divided into several Parts, with each Part containing multiple Chapters or Appendices. Parts 1-2 are normative, indicating that the content in these sections is mandatory. Part 3 is informative and therefore intended to be descriptive and […]
We’ve often heard the axiom that “patience is a virtue”. For the ammonia refrigeration industry, our patience has finally been rewarded with the publication of ANSI/IIAR 6 Standard for Inspection, Testing, and Maintenance of Closed-Circuit Ammonia Refrigeration Systems. By some estimations, IIAR 6 has been in development for over 13 years[1]. Countless IIAR Standards Committee […]
A ship sinks with ammonia on board all in this week’s edition of the Ammonia Week in Review… Fears after Ammonia Gas Left on Sunk Ship in Solomon Islands – The provincial health director, John Selwyn Harara, said an initial assessment has also uncovered an unknown amount of ammonia gas on board. “The fear now is if it leaks, then it […]
A hefty fine is levied against a cold storage after an ammonia injury in this week’s edition of the Ammonia Week in Review… Rand Transport Fined $45,000 Over Ammonia Gas Burns Suffered by Contractor – A Perth-based cold storage food distributor has been fined $45,000 over an incident that left a contractor with serious chemical burns to […]
It is common practice in the ammonia refrigeration industry to install a three-way isolation valve upstream of relief valves protecting an ammonia refrigeration pressure vessel. For vessels larger than 10 ft3, this is required by most model codes and standards. These three-way valves allow a relief valve to be replaced without the hassle of pumping […]
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