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www.kbeinternational.com SAP REV:2.0 2018 Date:25/04/2018 LINEAR BAR DIFFUSERS PERFORMANCE DATA FOR SERIES WITH 1/2” BLADE SPACING & 0° DEFLECTION MODEL LBD FACE VELOCITY (FPM) 300 400 500 600 700 800 900 1000 1100 AIRFLOW (CFM/M) 74 98 123 148 172 197 221 246 271 SP (Inch. Wg) 0.013 0.023 0.036 0.052 0.071 0.092 0.117 0.144 0.174 NC <15 <15 <15 <15 <15 20 22 25 28 Throw(Ft)@50,100,150Fpm 13,6,4 15,8,5 16,9,5 18,11,7 20,13,8 22,15,10 23,16,11 24,17,12 24,18,13 AIRFLOW (CFM/M) 101 135 169 202 237 270 304 338 372 SP (Inch. Wg) 0.012 0.021 0.033 0.047 0.064 0.084 0.106 0.131 0.158 NC <15 <15 <15 17 20 22 26 29 31 Throw(Ft)@50,100,150Fpm 13,6,2 16,10,6 19,12,8 20,14,9 21,16,11 22,17,12 23,18,13 24,19,14 26,20,16 AIRFLOW (CFM/M) 116 155 194 232 271 310 348 387 426 SP (Inch. Wg) 0.007 0.012 0.018 0.026 0.036 0.047 0.060 0.073 0.089 NC <15 <15 <15 <15 <15 <15 17 20 23 Throw(Ft)@50,100,150Fpm 13,5,2 26,15,9 36,22,14 45,27,20 52,32,23 58,35,27 63,40,30 68,42,32 72,46,35 AIRFLOW (CFM/M) 157 209 261 313 365 418 470 522 574 SP (Inch. Wg) 0.009 0.015 0.024 0.034 0.046 0.061 0.077 0.095 0.114 NC <15 <15 <15 <15 15 18 22 25 27 Throw(Ft)@50,100,150Fpm 13,6,2 23,13,8 31,18,12 38,22,16 43,26,19 48,29,22 52,32,24 56,34,26 59,37,28 AIRFLOW (CFM/M) 197 263 329 395 461 724 SP (Inch. Wg) 0.011 0.020 0.031 0.044 0.061 0.079 0.100 0.123 0.149 NC <15 <15 <15 15 20 23 26 29 32 Throw (Ft) 14,7,2 21,12,7 27,16,10 33,19,13 36,22,16 40,24,18 44,26,20 47,28,21 49,30,23 AIRFLOW (CFM/M) 239 318 398 477 557 636 716 795 875 SP (Inch. Wg) 0.014 0.026 0.040 0.058 0.078 0.102 0.130 0.160 0.194 NC <15 <15 15 20 24 28 31 34 36 Throw (Ft) 14,7,3 21,11,7 25,14,9 29,16,11 32,19,13 35,21,15 38,23,16 40,24,18 42,25,19 AIRFLOW (CFM/M) 280 373 467 560 653 746 840 933 1026 SP (Inch. Wg) 0.018 0.033 0.051 0.074 0.100 0.131 0.166 0.205 0.247 NC <15 <15 19 24 28 32 35 38 40 Throw (Ft) 16,8,3 21,11,7 24,14,9 28,16,10 30,18,12 32,20,13 35,21,15 37,22,16 38,23,17 AIRFLOW (CFM/M) 321 428 536 643 750 857 964 1071 1178 SP (Inch. Wg) 0.023 0.041 0.064 0.092 0.126 0.164 0.208 0.257 0.311 NC <15 17 23 28 32 36 39 42 45 Throw (Ft) 17,9,4 22,12,7 25,14,9 28,16,9 30,18,12 32,20,13 34,21,14 36,22,15 37,23,16 8" AK= 1.071 FT² 6" AK= 0.795 FT² 7" AK= 0.933 FT² 4" AK= 0.522 FT² 5" AK= 0.658 FT² 2" AK= 0.246 FT² 2.5" AK= 0.338 FT² 3" AK= 0.387 FT² SIZE (H) AREA FACTOR AK (Ft²) per M of Length 526 592 658 LINEAR BAR GRILLE DIFFUSERS
