Industrial Ammonia Refrigeration Level II

Schedule

Mon, 13 Jul, 2026 at 07:00 am to Thu, 16 Jul, 2026 at 05:30 pm

UTC-04:00
Location

Ammonia Refrigeration Program - Lanier Technical College | Gainesville, GA

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7:00 am - 5:30 pm
LTC – Deal Hall
2535 Lanier Tech Drive
Gainesville, Georgia, 30507
Class Price: $ 1,450.00

This class is designed to provide the Industrial Ammonia Refrigeration Operator with a more in-depth understanding of the theory and practical knowledge required to successfully operate today’s more sophisticated and demanding systems. Class material and training is based on Refrigeration Engineers and Technicians Associations, (RETA) material. The class consists of two sections, a 20-hour, classroom session followed by a 20 hour hands-on laboratory session, for a total of 40 hours. At the conclusion of the course the RETA Operator 2 test is administered. Upon completion of the course and passing the test, credit for this class is 36 professional development hours and 3.6 continuing education units. All texts and material needed for the class are included with the purchase of the class.
Participants must show proof of completing an approved hands-on Level I prior to participating in Level II.
Lanier Technical College is also an approved RETA testing site where the CARO, CIRO, CRES, or CRST can be administered on Thursday afternoon at 3pm at the conclusion of the course. (CARO, CIRO, CRES, and CRST testing are an additional cost paid through RETA)
Topics to be covered include:
Heat flow through materials
Enthalpy, the Mollier chart and its uses
Psychometrics, how moisture in the air effects system performance
Direct Expansion Systems
Automated System Operation
Two Stage and Cascade Systems
Pumped Liquid Recirculation Systems
Single stage vs two stage operation
Secondary Coolant Systems
Data Logging and Analysis
Gravity flooded Systems
System Efficiency
Kilowatt hour calculations
Horsepower calculations
Cost of operation
The course is taught 7am – 5:30pm Monday – Thursday.
A working lunch will be provided Wednesday and Thursday while in the lab.
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Ammonia Refrigeration Program - Lanier Technical College, 2440 Cornelia Hwy, Gainesville, GA 30507-8176, United States

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