Industrial refrigeration - Study guides, Class notes & Summaries

FDNY Z51 RMO Questions and Answers 100%Verified Graded A+ already passed!! the efficiency of the refrigerant cycle is affected by the operation of the condenser. Of the following, a more efficient centrifugal compressor operation results from - correct answer lowering the condenser pressure In most semi hermetic compressors, the suction vapor is used for - correct answer cools the motor The amount of refrigerant that flows through the orifices of an economizer is determined by the - corre...

EPA 608 Type 2 Test Questions With Answers Technicians maintaining, servicing, repairing or disposing of high pressure or very high-pressure appliances, except small appliances and MVAC, must be certified either as a Universal Technician or a ______ ___. - CORRECT ANSWER Type 2 After the installation of any type of system, the unit should be pressurized with _____ and _____ checked. - CORRECT ANSWER nitrogen leak Nitrogen is an ______ gas. - CORRECT ANSWER...

When a new system has been assembled, the first thing to do is? Pressurize the system with an inert gas & leak check. After installation of a field-piped R-410A split heat pulp, the unit should first be? Pressurized with nitrogen then leak checked. The EPA regulations require that any appliances containing more than 50 pounds of refrigerant (except for commercial & industrial process refrigeration) must be repaired when the leak rate exceeds _________ of the charge per year? 15%

1% concentration of Ammonia is equal to what in parts per million? A. 10 PPM B. 100 PPM C. 1,000 PPM D. 10,000 PPM - D. 10,000 PPM 1/2 % of Ammonia is it deadly concentration. A. True B. False - A. True (5,000)PPM Ammonia is what on the PH scale? A. 11.6 B. 3.7 C. 7.0 D. 5.2 - A. 11.6 More than 100 pounds release of NH3 in 24 hours is a reportable for release . A. True B. False - A. True

RETA INDUSTRIAL REFRIGERATION CHAPTER 1 STUDY QUESTIONS AND ANSWERS

fdny z51 rmo questions answered 2023 verified graded A+ already passed!the efficiency of the refrigerant cycle is affected by the operation of the condenser. Of the following, a more efficient centrifugal compressor operation results from lowering the condenser pressure In most semi hermetic compressors, the suction vapor is used for cools the motor The amount of refrigerant that flows through the orifices of an economizer is determined by the difference between the high side an...

RETA INDUSTRIAL REFRIGERATION EXAMS WITH VERSION (A&B) WITH ACTUAL CORRECT QUESTIONS AND VERIFIED DETAILED ANSWER |FREQUENTLY TESTED QUESTIONS AND SOLUTIONS |ALREADY GRADED A+ |NEWEST |LATEST UPDATE |GUARANTEED PASS

RETA INDUSTRIAL REFRIGERATION EXAM LATEST 2024 ACTUAL EXAM (2VERSION A AND VERSION B) COMPLETE 170 QUESTIONS AND CORRECT ANSWERS (VERIFIED ANSWERS) |ALREADY GRADED A+

Reta Industrial Refrigeration Book 2 (2013 Revision) 260+ QUESTIONS AND ANSWERS 2024 UPDATED Reta Industrial Refrigeration Book 2 (2013 Revision) 260+ QUESTIONS AND ANSWERS 2024 UPDATED Reta Industrial Refrigeration Book 2 (2013 Revision) 260+ QUESTIONS AND ANSWERS 2024 UPDATED

RETA INDUSTRIAL REFRIGERATION CHAPTER 5 STUDY QUESTIONS With Solutions what is the purpose of the refrigeration compressor? ️️to draw Vapor away from the evaporator at the same rate it is being generated in to raise the pressure of that Vapor to a point where it can be condensed. how does the refrigeration compressor maintain the temperature in the system evaporators? ️️drawing out vaporized refrigerant at the rate to maintain the desired evaporating pressure. discharge pape...