| 摘要 |
PROBLEM TO BE SOLVED: To provide a refrigeration unit carrying out control for improving reliability. SOLUTION: The refrigeration unit is provided with a supercooling unit 110 carrying out operation to supercool a coolant liquefied by a refrigerating machine side condenser 103, and a supercooling side control means 111 for judging whether or not an operation stoppage time of the supercooling unit 110 and an elapsed time from a previous operation start are respectively a predetermined time or more, and having the supercooling unit carry out an operation start on the basis of the judgement, and judging whether or not an operating time is a predetermined time or more, and having the supercooling unit 100 carry out operation stoppage on the basis of the judgement. COPYRIGHT: (C)2007,JPO&INPIT
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