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Summary of Contents for Mandik NKTM
- Page 2 These technical specifications state a row of manufactured sizes and models of non-return dampers (further only dampers) NKTM. It is valid for production, designing, ordering, delivery, assembly and operation. 1. Description…........................2. Design......….………................... 3. Dimensions, weights....….…................4. Placement and Assembly.....….…............….….
- Page 3 Non-return dampers are used to close the duct automatically in case of fan being switched off. In case of a shutdown of one of the fans at fan parallel configuration, the dampers prevent reverse airflow. They can be installed within a duct or at its ends. Damper characteristic ●...
- Page 6 10,0 10,5 12,5 14,5 11,0 16,5 13,0 19,0 14,5 21,0 10,5 11,5 13,0 14,5 17,0 10,0 20,0 11,5 22,5 13,5 27,0 15,0 29,5 11,5 12,0 13,5 15,0 16,5 19,0 10,5 22,5 12,5 25,5 14,5 30,0 16,0 32,5 13,5 14,0 15,5 17,5 19,0 10,0...
- Page 7 Dampers are designed for installation into air condition duct or at its ends. Dampers are designated for installation in vertical or horizontal ducts. In the case of installation in horizontal duct the blade axis has to be in horizontal position. Damper must be installed in a way it opens in flow matching direction.
- Page 8 …tightness of one blade, see diagram N… number of blades A... cross-section of the duct Air-regenerated Noise [m/s] - air flow volume [dB(A)] - total level of acoustic power corrected by filter A [dB/Okt.] - level of acoustic power in the [Hz] - mean frequencies in the octave bands octave band...
- Page 9 Damper bodies and blades are supplied in the standard design made of galvanized plate without any other surface finish. Sliding bearings are made of resistant self-extinguishing nylon. The appliance is constructed and preset by the manufacturer, its operation is dependent on proper installation and adjustment.
- Page 12 MANDÍK, a.s. Dobříšská 550 26724 Hostomice Czech Republic Tel.: +420 311 706 706 E-Mail: mandik@mandik.cz www.mandik.com The producer reserves the right for innovations of the product. For actual product information see www.mandik.com...
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