|
Ducting - Fan
Size Calculator & Ventilation Index
|
Dimensions
(mm) for MRK range Centrifugal Fans
|
|
Fan
|
Output
m3 / hr
|
A
|
B
|
C
|
D
|
d
|
Sound Level
|
|
MRK 100M
|
180
|
230
|
170
|
30
|
250
|
100 (4'')
|
43 db
|
|
MRK 125M
|
220
|
230
|
170
|
30
|
250
|
125 (5'')
|
38 db
|
|
MRK 150M
|
420
|
230
|
170
|
30
|
340
|
149 (6'')
|
51 db
|
|
MRK 200M
|
730
|
230
|
170
|
30
|
340
|
199 (8'')
|
56 db
|
|
MRK 250M
|
760
|
230
|
170
|
30
|
340
|
249 (9'')
|
57 db
|
|
MRK 315M
|
1300
|
275
|
215
|
30
|
405
|
314 (12'')
|
57 db
|
|
Typical
"MRK" Centrfugal Fan Output at set distances
using Flexible PVC Ducting
|
|
m3
/ hr @
|
|
Fan
|
Duct dia
( mm )
|
0 Mts
|
2 Mts
|
3 Mts
|
5 Mts
|
8 Mts
|
10 Mts
|
Max Duct Length
|
| MRK
100M |
100
|
- 180
|
- 131
|
- 124
|
- 110
|
- 92
|
- 77
|
10
|
| MRK
125M |
125
|
- 225
|
- 165
|
- 150
|
- 144
|
- 129
|
-120
|
10
|
| MRK
150M |
160
|
-
420
|
- 326
|
- 321
|
- 312
|
- 285
|
- 268
|
10
|
| MRK
200M |
200
|
-
730
|
- 541
|
- 538
|
- 532
|
- 519
|
- 510
|
10
|
| MRK
250M |
250
|
-
760
|
- 565
|
- 564
|
- 562
|
- 558
|
- 555
|
10
|
| MRK
315M |
315
|
1300
|
- 969
|
- 966
|
- 960
|
- 942
|
- 930
|
10
|
|
Typical
"MRK" Centrfugal Fan Output at set distances
using Laminated Aluminium
Ducting
|
|
m3
/ hr @
|
|
Fan
|
Duct dia
( mm )
|
0 Mts
|
2 Mts
|
3 Mts
|
5 Mts
|
8 Mts
|
10 Mts
|
Max Duct Length
|
| MRK
100M |
100
|
- 180
|
- 164
|
- 156
|
- 140
|
- 116
|
- 97
|
10
|
| MRK
125M |
125
|
- 225
|
- 207
|
- 198
|
- 180
|
- 162
|
-150
|
10
|
| MRK
150M |
160
|
-
420
|
- 408
|
- 402
|
- 390
|
- 357
|
- 335
|
10
|
| MRK
200M |
200
|
-
730
|
- 722
|
- 718
|
- 710
|
- 692
|
- 680
|
10
|
| MRK
250M |
250
|
-
760
|
- 754
|
- 752
|
- 750
|
- 744
|
- 740
|
10
|
| MRK
315M |
315
|
1300
|
1292
|
1288
|
1280
|
1256
|
1240
|
10
|
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|
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