AIR HANDLING UNITS

EC Mini AHU Range

  • Built-In speed control Knob or 0 – 10v dc control input
  • Efficient EC motor (D1-D4,230v 1ph 50 Hz) (D5,D6 400v 3ph 50Hz)
  • Anodised pentapost frame with lightweight Aluzinc double skin panels
  • Internal or external mounting possible
  • Single side-access design, (invert for LH or RH)
  • Duties from 500 to 6500 m3/hr against 250-400Pa external pressure
  • Long life M5 bag filters with Diff. pressure switch. (Optional F7 bag at extra cost)
  • Hot water heater battery (cu/al) optimised for modern water temps
  • Electric heaters include pulse control, local or remote 0 – 10v dc input
  • Flexible connections fitted as std. with 30mm mez flanges
  • Optional shut off damper with open/close motor fitted
  • Optional inlet weather louvre
  • Optional channel base (100mm)

Dimensions:

O/A Height O/A Width O/A Length Kg Bag Filter
D1-22 360mm 660mm 1560mm+150 flex 65 600x300 (A)
D3-31 520mm 660mm 1560mm + 150 flex 90 600 x 400
D4-31 720mm 660mm 1560mm + 150 flex 120 600 x 600 (C)
D5-35 720mm 960mm 1710mm + 150 flex 170 A + C
D6-45 720mm 1250mm 1710mm + 150 flex 220 C+C
Silencers 900 + 1200 Long with 30mm flanges

Maximum Performance:

Maximum Performance RPM M³/hr Input W Heater kW Electric Heater Phase/A
D1-22 3220 1000 230 8 1/34
D3-31 2600 2000 451 12 3/17
D4-31 2600 2350 430 18 3/25
D5-35 2460 4000 1090 27 3/38
D6-45 2080 6500 2360 45 3/63

Sound Data:

dBW re 10-12W 63 125 250 500 1k 2k 4k 8k dBA@3m
D1-22 In 64 59 69 62 59 54 52 48
D1-22 Out 66 61 73 65 65 63 57 55
D1-22 Breakout 58 53 57 35 35 30 24 24 35
D3-31 In 62 65 70 69 60 63 59 56
D3-31 Out 65 68 73 72 69 66 62 59
D3-31 Breakout 57 60 57 42 39 33 29 26 40
D4-31 In 62 65 70 69 60 63 59 56
D4-31 Out 65 68 73 72 69 66 62 59
D4-31 Breakout 57 60 57 42 39 33 29 26 40
D5-35 In 73 75 77 79 74 68 67 61
D5-35 Out 73 76 81 82 83 79 73 66
D5-35 Breakout 67 70 65 52 53 46 40 35 50
D6-45 In 77 80 82 82 77 76 73 66
D6-45 Out 73 76 81 82 83 79 73 66
D6-45 Breakout 67 70 65 50 53 46 40 35 50

Performance:

 
 

Performance with 10v DC Input 50Pa 100Pa 150Pa 200Pa 250Pa 300Pa 350Pa 400Pa
D1-22   m³/hr 1160 1140 1080 1030 960 920 850 780
    l/s 322 317 300 286 266 255 236 216
  Input W 127 137 147 169 175 182 187 193
D3-31   m³/hr 2330 2300 2230 2150 2090 2000 1900 1800
    l/s 647 639 619 597 580 555 528 500
  Input W 430 433 439 447 449 451 452 453
D4-31   m³/hr 2740 2650 2560 2450 2350 2270 2120 1890
    l/s 760 736 711 680 653 630 589 525
  Input W 406 419 420 422 428 438 440 449
D5-35   m³/hr 4800 4660 4550 4470 4380 4260 4070 4000
    l/s 1333 1264 1264 1242 1216 1183 1130 1111
  Input W 1056 1093 1110 1127 1136 1133 1101 1092
D6-45   m³/hr 8000 7900 7750 7600 7400 7250 7100 6900
    l/s 2222 2194 2152 2111 2050 2014 1972 1916
  Input W 2083 2121 2135 2225 2260 2287 2346 2400

N.B Significant reductions in specific fan power can be obtained with lower fan speed.