lindab | we simplify construction Slot diffuser LTDF Dimensions LTDF is always delivered mounted in one of the 4 plenum box variants. • GBPF • JBPF • NBPF • KBPF – without insulation – 5 mm inside thermal insulation – 5 mm outside thermal insulation – 15 mm inside acoustic insulation Length: 600 - 1200 mm in steps of 50 mm LTDF - GBPF / / N N B B P P F F / / J J B B P P F F / / K K B B P P F F one connection L 23 L / 2 Ød / 2 + 15 A Ød A U L * 5 L + 46 LTDF - GBPF / / N N B B P P F F / / J J B B P P F F / / K K B B P P F F two connections L / 4 L Ød / 2 + 15 L / 4 Ød Ød U L * 5 L + 46 1,2 40 H2 1,2 H1 H1 LTDF - GBPF/JBPF Side view W1 x* LTDF- NBPF Side view W1 + 10 W1 x-5* 25 Ød H1 H1 + 5 Ød U W * 5 A LTDF - KBPF Side view W2 x* U W * 5 A Ød U W * 5 A 1,2 x* : Ød ≤ 200 => x = 79 mm Ød > 200 => x = 119 mm U W * : Width cutout dimension in ceiling. 5 mm overlap of flanges. => U W = A - ( 2x5 mm ) U L * : length cutout dimension in ceiling. 5 mm overlap of flanges. => U L = L + 46 - ( 2 x 5 mm ) LTDF - GBPF / JBPF / NBPF U W * W1 A - A LTDF-25+box No. of W1 W2 slots mm mm 3 140 168 3 140 168 4 183 208 4 183 208 4 183 208 5 226 254 5 226 254 5 226 254 6 269 297 6 269 297 A mm 157 157 200 200 200 243 243 243 286 286 Ød mm 160 160 200 250 250 200 250 250 250 250 No. of conn. 1 2 1 1 2 1 1 2 1 2 H1 mm 275 275 315 365 365 315 365 365 365 365 H2 L mm mm 235 600 - 1100 235 1101 - 1200 275 600 - 800 325 801 - 1100 325 1101 - 1200 275 600 - 700 325 701 - 1100 325 1101 - 1200 325 600 - 1100 325 1101 - 1200 1,2 40 H2 1,2 23 25 18 5 A/2 A LTDF - KBPF A - A W2 U W * 23 25 18 5 A/2 A Lindab reserves the right to make changes without prior notice 3 2019-12-16
Download PDF file