What is the drive arrangement of refrigeration compressor shown in figure "B" of the illustration? GS-RA-41

USCG Exam Illustration GS-RA-41
USCG Examination Diagram: Illustration GS-RA-41
Official USCG Answer & Rule Citation

Correct Answer: Option A — welded, fully hermetic

Hermetic compressors feature the motor and reciprocating or scroll pumping mechanism sealed within a single, welded steel shell, completely eliminating shaft seals and associated refrigerant leakage.

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