There is little guidance in ammonia refrigeration codes and standards to address the installation and maintenance of electrical components. The most applicable code requirement in IIAR Standard 2 states that “Electrical equipment and wiring shall be installed in accordance with the electrical code.” (§14.3.5 ) The requirements in the electrical codes (National Electrical Code or […]
Exclusive Resources in this week’s edition of the Ammonia Week in Review… Refrigeration Purging Video Series – You’ll get familiar with manual, refrigerated, and automatic purging techniques. This is a must-watch for anyone new to the industry, studying for the RETA CARO exam, or an experienced technician looking for a refresher on purging best practices. […watch here] Installation Identification […]
Code requirements for installation identification signs vary based on when an ammonia refrigeration system was built. Most existing installation identification signs were installed in accordance with the Mechanical or Fire Codes (UMC, CMC, and UFC), ASHRAE 15, or IIAR 2 OR 9. Here is a historical snapshot of code requirements for installation identification signs throughout […]
Ammonia Investigated in this week’s edition of the Ammonia Week in Review… CSB Releases Report on Anhydrous Ammonia Leak – The facility’s ammonia detection system didn’t trigger any alarms during the release. No evacuation signal was sounded, and no one at the facility initiated an emergency shutdown of the equipment that caused the ammonia release. […keep reading] Ammonia […]
Lessons And Resources in this week’s edition of the Ammonia Week in Review… National Transportation Safety Board – NTSB releases final report on the 2023 anhydrous ammonia leak near Teutopolis. […keep reading] Emergency Response Exercise Simulates Aqueous Ammonia Leak at Unit 17 Power Plant – The exercise simulated a scenario in which a valve broke on a tank […]
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