Elektror CF Series - Checking the Gap; Impeller with Intake Nozzle; Table 8: Minimum Gap Width - Impeller with Intake Nozzle

Mounting, installation and connection Operating manual - Fan CF-C
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6.7.2 Checking the gap
6.7.2.1 Impeller with intake nozzle
Situation of impeller installed with
intake nozzle
Table 8: Minimum gap width – impeller with intake nozzle
DN ØD1 ØD
nozzle
S
min
Remark
112
90
76
2.0
Cone
125 100 84 2.0 Cone
140 112 102 2.0 Cone
160 126 116 2.0 Cone
180 141 132 2.0 Cone
200 158 147 2.5 Cone
224
178
172
3.0
250 199 194 3.0
280 224 219 3.0
315
251
246
3.0
355 282 276 3.0
400 316 310 4.0
450 355 348 4.0
500 398 391 5.0
560 447 440 7.0
630
501
495
7.0
710 562 555 8.0
800 631 624 9.0
900
708
700
10.0
1000 794 785 12.0
1120 891 882 15.0
1250 1000 986 17.0
1400 1120 1106 15.0
1600 1280 1250 15.0 Cone
1800
1390
1350
20.0
Cone
2000 1600 1556 20.0 Cone