| 摘要 |
AN OUTDOOR TELECOMMUNICATIONS CABINET COMPRISING AN ELECTRONIC COMPARTMENT ADAPTED TO CONTAIN HEAT -GENERATING ELECTRICAL EQUIPMENT, HAVING A MAIN ELECTRONIC COMPARTMENT INCLUDING A REAR WALL PANEL AND TWO CLAMSHELL DOORS, A FLOOR PANEL AND A COVER PANEL, INCLUDING ACCESS AND AN EQUIPMENT STORAGE AREA, THE MAIN COMPARTMENT BEING ADAPTED TO CONTAIN HEAT-GENERATING ELECTRICAL EQUIPMENT, AT LEAST ONE RACK INSIDE SAID MAIN ELECTRONIC COMPARTMENT FOR ELECTRONIC EQUIPMENT, A BASE ASSEMBLY SUPPORTING THE SAID ELECTRONIC COMPARTMENT, HAVING A WIDTH AND DEPTH SIMILAR TO SAID MAIN ELECTRONIC COMPARTMENT CAPABLE OF BEING ANCHORED TO A BASE PLATE OR PAD, A VENTILATED SUB-COMPARTMENT IN THE BASE ASSEMBLY CONTAINING AN EVIRONMENTAL COOLING SYSTEM, A PAIR OF CLAMSHELL DOORS, MOVABLE BETWEEN AN OPEN POSITION PERMITING ACCESS TO BOTH FRONT AND BACK SIDES OF SAID ELECTRICAL EQUIPMENT AND A CLOSED POSITION IN WHICH THE DOORS MAINTAIN A SUBSTANTIALLY CLOSED ENVIRONMENT IN THE ELECTRONIC COMPARTMENT, A CAPBLE ENTRY PORT, TYPICALLY ON THE REAR WALL PANEL, AND A RETURN AIR DUCT ASSEMBLY MOUNTED TO SAID REAR PANEL TO FORM AN ENCLOSED DUCT VERTICALLY TRAVERSING THE LENGTH OF THE ELECTRONIC COMPARTMENT AND INTERFACING WITH A CUTOUT AREA ON THE FLOOR PANEL FOR CIRCULATING AIRFLOW THROUGH AN ENCLOSED PATH TO THE ELECTRONIC COMPARTMENT.
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