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| | | Selection diagram for DLA 7 with DEU (flow restrictor), model 400, spigot 199 mm (tangential setting) | | |
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| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | X | | | | | | | | | | | | | | | | | | N | S | S | | | | | | | | | | | | | | | | | | N | \ | \ | | | | | | | | | | | | | | | | | N | \^ | s. | | | | | | | | | | | | | | | | | N | \ | | | | | | | | | | | | | | | | | | | X | | | | | | | | | | | | | | | | | | | | | | | |
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| | | a(cmax)[m] 5 4 | | |
| | | 1,5 | | 0,5 | | |
| | | 3 | | 2 | | | 1 | | |
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| | | 200 Ap[Pa] 100 80 60 50 40 30 25 20 15 10 8 6 [m3/h] | | |
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| | | 30 20 10 30 20 10 30 20 10 | | |
| | | | | | | | | | | | | | | | | | | | | | | | H | > 4 m | | | | At | [K] | -12 | | | | | h = | 1,8 m | | | | | | -8 | | | ■__ | | | | | | | | | -6 | ~--■ | | | | | —__ | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
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| | | | | | | | | | | | | | | | | | H = | 3,5m | | | | At | [K] -12__ | ___ ^ | | h = | 1,8m | | | | | -8 | | | | | | | | | -4 ■-- | | | | ~ — | | | | | | | | | | | | | | | | | | | | | | |
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| | | | | | | | | | | | | | | | | At | [K] | -12 | | | | H | = 3.. | 2,75 m | | | | | | -10 | | | | | h = | 1,8m | | | | | | -6 | | | | | - — _ | __ | | | | | | | | —. | | | | ^_— | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
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| | | 100 150 200 250 300 350 400 500 V stated acoustics at tangential setting 1 | | |
| | | exhaust with diffusing element + 8 dB air mode 90° without diffusing element - 12 dB | | |
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| | | Legend | |
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| | | [m3/h] [°C] [°C] | | |
| | | V = volume flow tzu = supply air temperature tRA = room air temperature | | |
| | | Note: The stated LwA-values are valid for the tangential setting 1. With the vertical setting, the level is 2 dB lower, with the tangential setting 2 the level is 12 dB higher. | | |
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| | | At = temperature difference between supply air and room air [K] Ap = pressure loss [Pa] Lwa = sound power level [dB(A)] a(cmax)= spread at which the maximum speed of the jet air has been measured [m] cmax = maximum speed of jet air with uniformly distributed heat loads [cm/s] H = installation height [m] | | |
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| | | | | | | | | | | Model | 400 | | | | recommended volume flow | V [m3/h] | 220 | | | | recom. height of diffused air | H[m] | 2.5...5.0 | | | | recom. distance between two diffusers (distance to wall a/2) | a [m] | 3.0...3.5 | | | | Selection example see page 9 | | | | | | | | | | |
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| | | LTG Aktiengesellschaft • Grenzstraße 7 • D-70435 Stuttgart • a +49 (0711) 8201-180 • Fax -720 DLA7/DLA8-E-TP (12/02) Internet: http://www.LTG-AG.de • E-Mail: info@LTG-AG.de • Printed in Germany • Ausgaben mit früherem Datum werden hiermit ungültig • Technische Änderungen vorbehalten • Former editions are invalid • Subject to technical modifications. 7 | | |
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