| 摘要 |
<p>PROBLEM TO BE SOLVED: To contrive the use of the same circuit by a method wherein a power unit installation part is provided on the lower part of a casket body shielded electromagnetically and with a subchassis for mother board use and a mother board mounted exchangeably to the intermediate part of the casket body, the upper part of the case body is provided with an installation place for an internal access bay and the like. SOLUTION: A ferroelectric electromagnetic sheet is tensioned on the inner surface of a case body 1 and a cabinet main body 3 is constituted. A housing chamber 6 for a UPS unit 4 and UPS batteries 5 and an installation chamber 19 for a power unit 18 are provided under the lower part of the main body 3. An intake vent 7 is provided on the outer wall of the upper part of the chamber 6, an air filter 8 is tensioned in the vent 7 and a suction fan 9 is installed in the interior on one side of the vent 7. Mooreover, with a subchassis 10 for mother board use fixed in the intermediate interior of the main body 3, a mother board 11 is fixed on the subchassis 10 and a housing part 10 for an internal access bay 12 and a front access bay 13 is provided on one side of the upper part of the case body 1.</p> |
