Climate contol accessories Air routing Chimney Passive Chimney Chimney design directs hot air toward ceiling Adjustable height range ducts through the top of the roof at the rear of a inches (mm) Part No. cabinet. Conditioned air enters the perforated front door and is pulled through via component 20 – 34 (508 – 864) 9979.454 fans. A solid rear door directs air upward to the roof and chimney, isolating the hot air to improve Active Fan Base efficiency. An active fan base is also available to increase air flow. Designed to remove heat and Packs of Part No. reduce energy costs by separating air paths, 1 9979.453 chimney units are adjustable. The flexible design, which can expand from 20 to 34", accommodates varying ceiling heights. Both passive and active Replacement Roof solutions can be used on 42 U and 47 U, 24 – 32” Width x Depth Part No. (600 – 800 mm) wide and 41 – 47” (1050 – 1200 inches (mm) mm) deep enclosures. Existing installations can 24 x 41 (600 x 1050) 9979.441 be retrofit with the addition of a solid rear door, modified roof and appropriately sized chimney. 28 x 41 (700 x 1050) 9979.442 32 x 41 (800 x 1050) 9979.443 Color: 24 x 47 (600 x 1200) 9979.444 Sand Texture Black 28 x 47 (700 x 1200) 9979.445 32 x 47 (800 x 1200) 9979.446 Replacement Solid Rear Door Height x Width Part No. U/inches (mm) 42 U/79 x 24 (2000 x 600) 9979.447 42 U/79 x 28 (2000 x 700) 9979.448 42 U/79 x 32 (2000 x 800) 9979.449 47 U/87 x 24 (2200 x 600) 9979.450 47 U/87 x 28 (2200 x 700) 9979.451 47 U/87 x 32 (2200 x 800) 9979.452 Stoppers Material: for roof-mounted cooling units Polyurethane foam To cover unneeded cold air outlets in roofmounted cooling units. For Max. no. of stoppers per unit Packs of Part No. 3359. . . ./3382. . . . 1 2 3286.780 3209. . . ./3210. . . ./3273. . . ./3383. . . ./3384. . . ./3385. . . . 2 2 3286.880 3386. . . ./3387. . . . 1 2 3286.980 3359. . . . /3382. . . . 3209. . . . /3210. . . . 3386. . . . /3387. . . . 3383. . . . /3384. . . . 3385. . . . / 3273. . . . Max. 2 x Max. 1 x Rittal Catalog 33/Climate control Metric measurements for are exact, imperial measurements are rounded 473
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