Centrifugal fan

MBA-U

General information

Medium-pressure, directly-driven fans for industrial applications, offered in seven sizes from 30 to 400 with flow up to 1740 CFM and static pressure up to 16’’ w.g. MBA blowers are designed for transport of non-aggressive and non-explosive, dust-free gases with temperature -4°F to 176°F (with surrounding temperature -4°F to 104°F).

Construction

Fan in standard is delivered with:

  • housing made of painted (RAL7042) cast aluminum
  • impeller made of aluminum sheet, dynamically balanced according to ISO 1940-1
  • high efficiency (IE2/IE3), totally enclosed (TEFC) electric motor (460V / 60Hz) made according to IEC standards (frames - from 63 to 100)
  • inlet screen
  • CCW BH position

Special request

On request fans can be delivered:

  • in one of 8 CW and 8 CCW discharge positions
  • with special painting
  • with other than standard voltage supply

 

Accessories

HT 300

Connector

Welding flange

Inlet guard

Centrifugal fans filters

Motor cover

 

Download

 

Technical specification

Model Motor power Fan RPM Static Pressure
INCH W.G:. ½ 1 1 ½ 2 2 ½ 3 3 ½ 4 4 ½ 5 5 ½
[Pa]: 125 249 374 498 623 747 872 996 1121 1245 1370
MBA-U 30 0.25 BHP 3440 CFM:   452 440 407 368 333 302 267 210 107  
0.18kW 3440 m3/h:   768 748 691 625 566 513 453 357 182  

Model Motor power Fan RPM Static Pressure
INCH W.G:. 5 6 6 ½ 7 7 ½ 8 8 ½ 9 9 2/5 9 ½ 10
[Pa]: 1245 1495 1619 1744 1868 1993 2117 2242 2341 2366 2491
MBA-U 40 0.5 BHP 3440 CFM:   354 285 198




   
0.37kW 3440 m3/h:   601 484 336




   
MBA-U 75 0.75 BHP 3440 CFM:  

397 364 322 268 196 121    
0.55kW 3440 m3/h:  

675 618 547 455 332 205    

Model Motor power Fan RPM Static Pressure
INCH W.G:. 6 ½ 7 8 8 ½ 9 9 ½ 10 11 12 12 ½ 13
[Pa]: 1619 1744 1993 2117 2242 2366 2491 2740 2989 3114 3238
MBA-U 110 1 BHP 3440 CFM:   587 487 427 358 278          
0.75kW 3440 m3/h:   997 827 725 608 472          
MBA-U 220 2 BHP 3440 CFM:           892 836 697 504 381  
1.5kW 3440 m3/h:           1515 1421 1184 857 647  

Model Motor power Fan RPM Static Pressure
INCH W.G:. 8 8 ½ 9 9 ½ 10 11 12 13 14 15 15 ½
[Pa]: 1993 2117 2242 2366 2491 2740 2989 3238 3487 3736 3861
MBA-U 300 2 BHP 3440 CFM: 1080 1029 975 918 859 727 568 364


1.5kW 3440 m3/h: 1835 1748 1656 1560 1459 1235 965 618


MBA-U 400 4 BHP 3440 CFM:


1714 1662 1557 1441 1291 1082 777 576
3kW 3440 m3/h:


2912 2824 2646 2448 2194 1838 1320 978

Characteristic

All values are shown for installation type B: ducted outlet, unducted inlet. Fan capacity table is based on the standard air at 70°F and sea level.



Dimensions and weight

MBA-U 30 / 40 / 75 / 110 / 220

MBA-U 300 / 400

Fan type   A B C D E F* G H I J K L M d1 d2 d3 d4 d5 d6 d7 d8 Fan weight
MBA-U 30
Inch:
6,97 5,83 6,38 4,53 8,19 9,84 2,01 1,26 5,79 2,01 1,02 3,15 0,47 5,31 3,94 6,3 0,43 6,5 5,47 4,96 0,31 23,7lbs
mm:
177 148 162 115 208 250 51 32 147 51 26 80 12 135 100 160 11 165 139 126 8 10,5kg
MBA-U 40
Inch:
8,07 7,36 7,83 6,3 9,65 10,24 2,32 0,79 5,91 1,69 0,79 3,15 0,47 5,47 3,94 6,5 0,37 7,87 6,5 5,91 0,31 33lbs
mm:
205 187 199 160 245 260 59 20 150 43 20 80 12 139 100 165 9,5 200 165 150 8 15kg
MBA-U 75
Inch:
9,33 8,11 8,7 7,83 11,42 10,28 2,2 1,18 6,65 2,68 1,24 5,51 0,51 5,47 3,94 6,5 0,37 6,5 5,47 4,96 0,31 33lbs
mm:
237 206 221 199 290 261 56 30 169 68 31,5 140 13 139 100 165 9,5 165 139 126 8 15kg
MBA-U 110
Inch:
9,45 8,27 8,82 7,83 11,42 11,57 2,2 1,18 6,65 2,68 1,24 5,51 0,51 5,47 3,94 6,5 0,37 7,87 7,17 6,38 0,31 48,5lbs
mm:
240 210 224 199 290 294 56 30 169 68 31,5 140 13 139 100 165 9,5 200 182 162 8 22kg
MBA-U 220
Inch:
11,61 8,27 10,91 9,29 14,29 14,49 3,43 1,18 9,06 3,35 1,24 6,69 0,51 7,87 6,3 9,06 0,37 7,87 7,17 6,38 0,31 48,5lbs
mm:
295 210 277 236 363 368 87 30 230 85 31,5 170 13 200 160 230 9,5 200 182 162 8 22kg
MBA-U 300
Inch:
10,83 9,45 10,12 8,58 12,6 12,32 2,76 1,02 5,91 4,7 1,02 7,09 0,51 6,5 4,92 7,52 0,37 7,87 7,17 5,51 0,24 90lbs
mm:
275 240 257 218 320 313 70 26 150 120 26 180 13 165 125 191 9,5 200 182 140 6 45kg
MBA-U 400
Inch:
12,99 10,75 11,81 10,83 15,75 16,34 3,35 1,02 5,91 5,02 1,02 7,09 0,51 7,87 6,3 9,21 0,45 9,21 7,87 6,38 0,24 133lbs
mm:
330 273 300 275 400 415 85 26 150 128 26 180 13 200 160 234 11,5 234 200 162 6 60kg

Optional accessories

Inlet/outlet mounting flanges

Fan type D4(")
  Inlet Outlet
MBA-U 30
Inch:
5 - 9/16 4 - 9/16
mm:
141,3 115,9
MBA-U 40
Inch:
6 - 9/16 4 - 9/16
mm:
166,7 115,9
MBA-U 75
Inch:
5 - 9/16 4 - 9/16
mm:
141,3 115,9
MBA-U 110
Inch:
6 - 9/16 4 - 9/16
mm:
166,7 115,9
MBA-U 220
Inch:
6 - 9/16 6 - 9/16
mm:
166,7 166,7
MBA-U 300
Inch:
5 - 9/16 5 - 9/16
mm:
141,3 141,3
MBA-U 400
Inch:
6 - 9/16 6 - 9/16
mm:
166,7 166,7

Other dimensions available on request.

Inlet / outlet screen
Screen made of steel with zinc dedicated for MBA-U series.