A2L Refrigerant Safety Certification (ESCO)
Timed Exam Mode - Simulated Conditions
The A2L certification exam validates a technician's knowledge of low-GWP flammable refrigerant safety, including properties, handling, charge limits, leak detection, and regulatory compliance.
For a self-contained system (all refrigerant indoors), how is the maximum charge typically determined?
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A
By the manufacturer's preference
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B
By multiplying the room volume by the RCL, with possible adjustments for installation height and mitigation measures
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C
By the total cooling capacity needed
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D
By the length of the refrigerant lines
Start Full Exam - 50 Questions