Return air fan performances
Return Fan - Opt 196 & Opt 198 - High pressure - 135-160
Unit External StaƟc Pressure (Pa)
rpm kW rpm kW rpm kW rpm kW rpm kW rpm kW rpm kW rpm kW rpm kW rpm kW
5200 713 4,385 748 4,732 783 5,087 816 5,448 849 5,814 882 6,189 913 6,566 944 6,951 974 7,340 1004 7,736
5500 725 4,882 759 5,243 792 5,611 825 5,984 857 6,366 888 6,753 919 7,144 949 7,543 979 7,946 1008 8,356
5800 738 5,424 771 5,797 803 6,179 835 6,569 866 6,962 896 7,363 926 7,769 956 8,181 985 8,598 1.013 9,020
6100 753 6,016 784 6,403 815 6,799 846 7,200 876 7,608 906 8,023 935 8,442 963 8,868 991 9,297 1.019 9,733
6400 768 6,659 798 7,060 828 7,468 858 7,883 887 8,304 916 8,733 944 9,167 972 9,605 999 10,050 1.026 10,499
6700 784 7,356 813 7,771 842 8,193 871 8,621 899 9,055 927 9,498 954 9,943 981 10,397 1008 10,854 1.034 11,317
7000 801 8,109 829 8,538 857 8,973 884 9,414 912 9,863 939 10,318 965 10,777 992 11,243 1.018 11,716 1.043 12,191
7300 818 8,920 845 9,362 872 9,812 899 10,266 925 10,728 952 11,196 977 11,669 1003 12,149 1.028 12,634 1.053 13,125
7600 836 9,793 862 10,248 888 10,711 914 11,180 940 11,655 965 12,138 990 12,625 1.015 13,116 1.040 13,615 1.064 14,118
7900 854 10,730 880 11,198 905 11,674 930 12,158 955 12,645 979 13,142 1.004 13,643 1.028 14,148 1.052 14,659 1.076 15,176
8200 873 11,732 898 12,214 922 12,706 946 13,200 971 13,703 994 14,211 1.018 14,726 1.042 15,246 1.065 15,770 1.088 16,301
8500 893 12,804 916 13,300 940 13,804 964 14,314 987 14,829 1.010 15,351 1.033 15,880 1.056 16,413 1.079 16,952 1.101 17,494
8800 912 13,946 935 14,456 958 14,973 981 15,498 1004 16,026 1026 16,562 1049 17,103 1071 17,651 1093 18,203 1115 18,760
Return Fan - Opt 197 & Opt 199 - High pressure - 180-205
Unit External StaƟc Pressure (Pa)
rpm kW rpm kW rpm kW rpm kW rpm kW rpm kW rpm kW rpm kW rpm kW rpm kW
7100 778 6,648 805 7,046 832 7,448 858 7,857 884 8,270 909 8,689 934 9,112 658 9,542 982 9,972 1006 10,409
7500 784 7,259 811 7,668 837 8,088 863 8,511 888 8,937 913 9,371 937 9,811 961 10,251 985 10,699 1008 11,150
7900 792 7,920 818 8,343 844 8,776 869 9,213 894 9,654 918 10,101 942 10,552 965 11,010 988 11,471 1.011 11,936
8300 801 8,630 826 9,070 851 9,517 875 9,968 900 10,423 923 10,884 947 11,349 970 11,821 992 12,296 1.015 12,778
8700 810 9,398 835 9,853 859 10,311 883 10,776 907 11,247 930 11,723 952 12,202 975 12,687 997 13,177 1.019 13,673
9100 821 10,223 845 10,692 868 11,
164 891 11,642 914 12,128 937 12,618 959 13,110 981 13,610 1003 14,117 1.024 14,624
9500 832 11,108 855 11,590 878 12,079 901 12,572 923 13,068 945 13,572 967 14,082 988 14,596 1009 15,113 1.030 15,637
9900 844 12,058 866 12,555 889 13,054 910 13,561 932 14,075 954 14,592 975 15,113 996 15,641 1.017 16,176 1.037 16,710
10300 856 13,072 878 13,582 900 14,096 921 14,617 942 15,145 963 15,676 984 16,214 1005 16,752 1.025 17,301 1.045 17,850
10700 870 14,155 891 14,680 912 15,207 933 1
5,742 953 16,284 973 16,829 994 17,378 1.014 17,934 1.034 18,496 1.053 19,059
11100 883 15,309 904 15,847 924 16,389 944 16,938 965 17,493 984 18,052 1004 18,615 1024 19,185 1043 19,762 1062 20,338
Out of fan scope
FAN RPM AT MOTOR PULLEY SETTINGS - RETURN FAN*
MOTOR PULLEY TURNS OPEN
0 1/2 1 1-1/2 2 2-1/2 3 3-1/2 4 4-1/2 5
196/198 1.009 995 980 966 952 938 923 909 895 880 866
197/199 1.009 995 980
966 952 938 923 909 895 880 866
*Approximate fan rpm shown.
Note: Factory settings are shaded.
Option no
560 595 630 665 700 735
545 590 635 680 725
l/s
420 455 490 525
500
l/s
320 365 410 455
50
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