Commercial Upblast Exhaust Fans

EXHAUST FANS

CUD & CUB UPBLAST

FANS

• Suitable for roof or wall mount

• Backward inclined, non­overloading wheels

• Spun aluminum housing

• Blades & inlets fabricated from aluminum

• Easy access to motor compartment

• Fully ventilated motor cooling

• Direct drive capacities to 3,400 cfm

• Belt drive capacities to 17,725 cfm

Custom Fan SolutionsrM

CUD DIRECT DRIVE UPBLAST FANS FEATURES & BENEFITS

• Suitable for roof or wall mount • Backward inclined, non­overloading wheels • Spun aluminum housing for weather resistant durability • Fully enclosed drive compartment protects motor from airborne contaminants • Fully ventilated motor cooling compartment for long motor life • Quick release latches for easy access to motor compartment • Blades and inlets fabricated from aluminum • Variable speed control (standard on single phase units only) • Disconnect switch • Fully welded leak­proof grease drain (except for model CUD­10) • 300 F max. temperature rating (except for model CUD­10) • Available in the following voltages:

o 115V 1 phase o 208/230­460V 3 phase

ACCESSORIES / OPTIONS

• Gravity damper • Motorized damper • Bird screen • Wall mount brackets • Roof curb (vented or non­vented)

MODEL HT W B C D E F R RO WT (LBS)

DAMPER SQUARE

MANUFACTURE CODE

CUD­10 14.5 17.8 2 19.0 17.5 12 9.5 8.1 13 30 12 DU10H

CUD­12 18.0 22.0 2 19.0 17.5 12 14.5 10.6 13 40 12 DU12H

CUD­30 25.3 25.5 2 21.0 19.5 12 18.5 12.1 16 50 15 DU30H

CUD­33 25.3 25.5 2 21.0 19.5 12 18.5 12.1 16 50 15 DU33H

CUD­50 27.3 28.9 2 21.0 19.5 12 21.5 13.3 16 55 15 DU50H

CUD­85 30.5 31.9 2 24.8 23.0 12 23.0 14.9 20 60 19 DU85H

DIMENSIONS IN INCHES*

C

R

B

W

F HT

RO

GREASE DRAIN

CURB (OPTIONAL)

CONSTRUCTION

3" FLANGE

STEEL 20 GAUGE

E

D D

*DO NOT USE FOR CONSTRUCTION CONSULT FACTORY FOR CERTIFIED PRINTS 2

CUD DIRECT DRIVE UPBLAST FANS PERFORMANCE

RPM

MTR

HP SONE BHP 0” SP

CUBIC FEET PER MINUTE

0.125” SP 0.25” SP 0.375” SP 0.50” SP 0.625” SP 0.75” SP 0.875” SP 1” SP

CUD­103

1000 0.08 2.5 0.02 335 263 170

1100 0.08 3.1 0.02 369 304 226 112

1200 0.08 4.0 0.03 402 343 277 192

1300 0.08 4.9 0.04 436 382 322 252 160

1400 0.08 5.9 0.05 469 419 365 304 232 124

1500 0.08 7.1 0.06 503 457 407 353 290 215 99

1600 0.08 7.8 0.07 537 493 447 398 343 280 204

CUD­12

925 0.18 3.2 0.03 472 367 223

1025 0.18 3.9 0.04 523 431 310 174

1125 0.18 4.8 0.06 574 491 390 266 141

1225 0.18 5.8 0.08 625 550 463 353 240 122

1325 0.18 6.9 0.10 676 608 531 437 330 227

1425 0.18 8.2 0.12 727 664 594 514 417 319 223

CUD­30

1000 1/4 5.5 0.06 788 692 583

1100 1/4 6.5 0.08 866 780 687 571

1200 1/4 7.7 0.11 945 867 784 687 570

1300 1/4 8.9 0.13 1024 951 876 793 697 583

1400 1/4 10.3 0.17 1103 1035 966 894 809 712 606

1500 1/4 11.8 0.21 1182 1119 1055 988 915 833 737 638

1600 1/4 13.4 0.25 1261 1201 1143 1080 1016 942 864 771 677

CUD­33

1125 1/3 5.8 0.09 875 795 698 591 450

1225 1/3 6.8 0.12 953 879 794 701 594 435

1325 1/3 8.0 0.15 1030 963 888 803 713 603 428

1425 1/3 9.3 0.19 1108 1045 979 901 821 730 622 435

1525 1/3 10.7 0.23 1186 1127 1067 996 922 847 757 651 474

1625 1/3 12.1 0.28 1264 1209 1153 1090 1020 950 876 791 688

1725 1/3 12.9 0.33 1342 1290 1237 1181 1116 1051 984 910 831

CUD­50

1070 1/2 8.2 0.13 1397 1296 1193 1074 926 736

1170 1/2 9.7 0.17 1528 1436 1343 1246 1122 979 801

1270 1/2 11.4 0.22 1658 1573 1489 1400 1301 1185 1047 882

1370 1/2 13.2 0.28 1789 1710 1632 1551 1469 1366 1259 1128 975

1470 1/2 15.1 0.34 1919 1846 1773 1699 1622 1542 1442 1340 1217

1570 1/2 16.6 0.42 2050 1981 1913 1844 1773 1701 1619 1525 1430

1670 1/2 18.0 0.50 2181 2116 2052 1987 1922 1854 1786 1704 1615

CUD­85

1025 3/4 10.0 0.17 2135 2008 1871 1722 1546 1339 1047

1125 3/4 11.7 0.23 2344 2228 2109 1974 1831 1667 1474 1224

1225 3/4 13.6 0.29 2552 2446 2338 2218 2094 1955 1804 1626 1409

1325 3/4 15.5 0.37 2760 2662 2563 2458 2343 2228 2094 1954 1790

1425 3/4 17.7 0.46 2969 2878 2785 2693 2587 2480 2373 2244 2114

1525 3/4 20.0 0.57 3177 3092 3006 2920 2827 2727 2627 2525 2404

1625 3/4 22.0 0.68 3385 3306 3225 3144 3063 2969 2875 2782 2685

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CUB BELT DRIVE UPBLAST FANS FEATURES & BENEFITS

• Suitable for roof or wall mount (up to model CUB24/2HP) • Backward inclined, non­overloading wheels • Spun aluminum housing for weather resistant durability • Fully ventilated motor cooling compartment for long motor life • Quick release latches for easy access to motor compartment • Blades and inlets fabricated from aluminum • Variable pitch motor pulley allows for field adjustment and system balancing • High efficiency wheels and low tip speeds result in quiet operation • Disconnect switch • Fully welded leak­proof grease drain • Vibration isolation • 300 F max. temperature rating • Available in the following voltages:

o 115­208/230V 1 phase o 208/230­460V 3 phase o 208/230V 1 phase o 575V 3 phase

ACCESSORIES / OPTIONS

• Gravity damper (UL705 only) • Motorized damper (UL705 only) • Bird screen (UL705 only) • Wall mount brackets

• Roof curb (vented or non­vented)

MODEL HT W B C D E F R RO WT (LBS)

DAMPER SQUARE

MANUFACTURE CODE

CUB­11 25.3 27.3 2 21.0 19.5 22 18.5 12.1 16 105 15.0 BDU11

CUB­13 27.3 30.3 2 21.0 19.5 20 21.5 13.3 16 120 15.0 BDU13

CUB­15 30.6 33.8 2 24.8 23.0 20 23.0 14.9 20 140 19.0 BDU15

CUB­18 33.9 39.4 2 28.0 26.5 20 23.5 16.5 24 190 23.0 BDU18

CUB­20 33.5 38.9 2 28.0 26.5 20 29.5 18.0 24 195 23.0 BDU20

CUB­24 37.5 43.4 2 33.0 31.5 20 30.6 23.9 28 270 27.0 BDU24

CUB­30 40.0 52.8 2 40.0 38.5 20 33.5 24.0 36 410 35.0 BDU30

CUB­36 49.5 66.0 2 44.5 43.0 20 47.5 30.8 36 470 35.5 BDU36

DIMENSIONS IN INCHES*

CURB (OPTIONAL)

3" FLANGE

20 GAUGE STEEL CONSTRUCTION

D D

E

C

RO

R

B

HT

GREASE DRAIN

F

W

*DO NOT USE FOR CONSTRUCTION CONSULT FACTORY FOR CERTIFIED PRINTS

4

CUB BELT DRIVE UPBLAST FANS PERFORMANCE

CFM

0” SP

RPM SONE BHP

0.25” SP

RPM SONE BHP

0.50” SP

RPM SONE BHP

0.75” SP

RPM SONE BHP

1” SP

RPM SONE BHP

1.25” SP

RPM SONE BHP

1.50” SP

RPM SONE BHP

1.75” SP

RPM SONE BHP

2” SP

RPM SONE BHP

CUB­11 (MAX 1800 RPM)

1000 1038 4.7 0.07 1236 6.1 0.13 1397 7.6 0.20 1534 11.6 0.26 1658 12.3 0.33 1779 13.1 0.41

1200 1246 6.1 0.13 1415 9.0 0.20 1562 13.0 0.27 1690 14.0 0.35

1400 1454 11.6 0.20 1598 13.9 0.28 1735 15.3 0.37

1600 1661 15.0 0.30 1788 16.3 0.39

CUB­13 (MAX 1500 RPM)

1400 896 7.2 0.09 1017 9.1 0.16 1135 11.5 0.23 1252 12.1 0.31 1367 14.4 0.40 1480 15.7 0.50

1600 1024 9.9 0.14 1131 11.9 0.21 1235 13.9 0.29 1338 14.9 0.38 1439 15.8 0.48

1800 1152 13.1 0.20 1247 14.6 0.28 1340 15.4 0.37 1432 16.6 0.46

2000 1280 14.8 0.28 1366 17.1 0.36 1450 17.9 0.46

2200 1408 18.7 0.37 1486 19.4 0.46

CUB­15 (MAX 1400 RPM)

1600 700 7.1 0.09 779 7.8 0.14 911 9.4 0.23 1034 9.6 0.32 1151 12.6 0.43 1263 14.7 0.55 1371 15.3 0.69 1475 16.3 0.83 1573 17.6 0.99

1800 719 8.1 0.10 844 9.6 0.18 964 10.8 0.27 1077 10.8 0.37 1184 12.5 0.49 1288 14.8 0.61 1389 15.4 0.74 1486 16.5 0.89

2000 798 9.1 0.13 912 10.9 0.22 1021 10.2 0.32 1125 13.2 0.43 1225 13.6 0.55 1322 14.9 0.67 1415 15.6 0.81 1507 16.7 0.96

2200 878 10.2 0.18 981 12.2 0.27 1083 12.6 0.38 1180 14.0 0.50 1272 15.9 0.62 1362 15.8 0.75 1449 16.0 0.89

2400 958 11.6 0.23 1053 12.4 0.33 1146 14.3 0.45 1236 15.4 0.57 1324 17.5 0.70 1408 17.3 0.84 1490 17.1 0.98

2600 1038 12.0 0.29 1125 14.3 0.40 1212 15.1 0.52 1297 17.5 0.66 1379 18.6 0.79 1458 19.6 0.94

2800 1118 14.1 0.36 1198 15.5 0.48 1280 18.1 0.61 1359 18.7 0.75 1436 19.7 0.89

3000 1198 15.5 0.44 1273 19.1 0.57 1349 19.7 0.71 1424 20.0 0.85

3200 1277 19.4 0.54 1348 21.0 0.67 1419 21.0 0.82 1490 22.0 0.97

3400 1357 21.0 0.65 1423 22.0 0.79 1491 23.0 0.94

3600 1437 22.0 0.77 1499 24.0 0.91

CUB­18 (MAX 1250 RPM)

2000 524 4.2 0.09 638 6.0 0.18 733 7.7 0.28 822 9.0 0.39

2500 655 7.4 0.17 750 9.5 0.28 833 10.3 0.40 907 11.0 0.52 978 11.6 0.66 1047 12.1 0.80 1127 13.8 0.98

3000 786 11.2 0.29 866 12.2 0.42 940 12.8 0.56 1007 13.0 0.70 1069 12.5 0.85 1129 13.8 1.01 1188 15.0 1.17 1248 16.1 1.35

3500 916 13.9 0.46 986 14.8 0.61 1052 14.6 0.77 1113 15.1 0.94 1170 16.4 1.10 1224 17.6 1.27

4000 1047 15.6 0.69 1108 17.1 0.86 1168 17.7 1.04 1224 19.4 1.23

4500 1178 19.0 0.98 1232 21.0 1.18

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CUB BELT DRIVE UPBLAST FANS PERFORMANCE

CFM

0” SP

RPM SONE BHP

0.25” SP

RPM SONE BHP

.0.50” SP

RPM SONE BHP

0.75” SP

RPM SONE BHP

1” SP

RPM SONE BHP

1.25” SP

RPM SONE BHP

1.50” SP

RPM SONE BHP

1.75” SP

RPM SONE BHP

2” SP

RPM SONE BHP

CUB­20 (MAX 1100 RPM)

2700 490 4.8 0.12 584 6.2 0.23 684 8.0 0.38 774 9.5 0.53 862 11.3 0.70

3200 581 6.9 0.20 657 8.3 0.33 744 10.3 0.49 825 10.5 0.66 902 12.2 0.84 976 14.0 1.03 1050 15.4 1.24

3700 672 9.6 0.31 735 11.0 0.46 810 11.5 0.63 884 12.4 0.82 954 13.5 1.02 1020 15.0 1.23 1085 16.1 1.44

4200 763 12.5 0.45 817 12.5 0.61 881 13.5 0.80 947 14.7 1.01 1012 16.0 1.22 1073 16.6 1.45

4700 853 14.4 0.63 901 15.8 0.81 956 16.2 1.01 1015 17.2 1.23 1074 17.7 1.47

5200 944 17.3 0.85 986 19.0 1.05 1034 18.9 1.27 1087 19.1 1.50

5700 1035 21.0 1.12 1073 21.0 1.34

CUB­24 (MAX 1000 RPM)

3500 413 6.4 0.20 502 8.2 0.41 581 9.3 0.64 650 11.5 0.89 712 13.4 1.15

4500 530 9.6 0.43 602 11.3 0.69 668 12.9 0.97 729 13.8 1.26 785 14.9 1.57 838 15.8 1.90 887 16.8 2.24 933 18.1 2.59

5500 648 13.4 0.79 708 14.7 1.10 764 16.0 1.43 817 16.3 1.77 868 17.3 2.13 915 17.5 2.50 961 19.1 2.88

6500 766 17.0 1.30 818 18.0 1.67 866 18.1 2.05 912 19.2 2.44 957 19.4 2.85 1000 21.0 3.27

7500 884 19.8 2.00 930 22.0 2.42 972 22.0 2.85

8500 1002 25.0 2.91

CUB­30 (MAX 850 RPM)

6000 446 9.5 0.56 503 11.2 0.89 557 11.8 1.27 606 12.6 1.67 652 13.6 2.08 696 14.8 2.50 738 15.9 2.94 781 17.0 3.40 822 18.3 3.88

7000 520 13.2 0.89 569 13.7 1.26 617 13.8 1.69 662 15.2 2.15 703 15.9 2.61 743 16.1 3.09 782 17.1 3.57 819 19.1 4.06 855 19.8 4.57

8000 594 14.6 1.32 637 16.3 1.73 680 17.0 2.21 721 17.0 2.73 759 18.2 3.25 796 19.3 3.78 831 21.0 4.32

9000 669 17.4 1.88 707 18.9 2.33 745 20.0 2.86 782 19.0 3.42 818 22.0 4.00 852 23.0 4.59

10000 743 20.0 2.58 777 22.0 3.07 812 23.0 3.64 846 24.0 4.25

11000 817 26.0 3.44 848 26.0 3.97

CUB­36 (MAX 850 RPM)

8000 271 5.1 0.30 325 6.3 0.66 381 8.0 1.09 436 10.1 1.56 489 12.5 2.06 540 14.7 2.61

10000 338 8.1 0.58 381 9.3 1.02 425 10.4 1.52 470 11.7 2.06 515 13.6 2.63 559 15.5 3.23 601 17.1 3.87 643 18.7 4.53 683 20.0 5.24

12000 406 11.8 1.00 441 12.7 1.51 478 13.1 2.08 515 14.1 2.70 552 15.2 3.34 590 16.7 4.02 627 18.1 4.72 663 19.4 5.44 699 21.0 6.19

14000 473 14.9 1.59 504 15.9 2.18 535 17.2 2.82 566 17.5 3.50 598 18.5 4.22 630 18.2 4.97 662 19.3 5.74 694 20.0 6.54 726 23.0 7.35

16000 541 18.7 2.37 568 20.0 3.03 595 20.0 3.75 622 21.0 4.50 649 22.0 5.29 677 23.0 6.11 705 24.0 6.96

18000 609 23.0 3.37 632 24.0 4.12 656 23.0 4.90 680 25.0 5.73 704 26.0 6.59 729 27.0 7.48

20000 676 27.0 4.62 698 28.0 5.45 719 29.0 6.31 740 30.0 7.21

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       CUD & CUB UPBLAST FANS PRODUCT SPECIFICATION GUIDE

1.0 GENERAL A. Fans shall be model CUD Direct Drive or CUB Belt Drive Upblast Fans as manufactured by Continental Fan

Manufacturing Inc., of Buffalo, NY, and of the size and capacity as indicated on the drawings and fan schedule.

2.0 FAN HOUSING DIRECT DRIVE MODEL ­ CUD A. Fan housing shall be constructed of spun aluminum, roof or wall mount, and direct drive configuration. B. The discharge apron shall have a rolled bead for added strength. C. Curb base shall be constructed of welded galvanized steel. D. The motor mounting plate shall be constructed of heavy gauge steel and isolated from the fan structure with vibration

isolators. E. Motor compartment shall be of a two piece construction, the top cap has quick release clips for easy access.

2.1 FAN HOUSING BELT DRIVE MODEL ­ CUB A. Fan housing shall be constructed of spun aluminum, roof or wall mount (up to model CUB­/2HP), and belt drive

configuration. B. The discharge apron shall have a rolled bead for added strength. C. Curb base shall be constructed of welded galvanized steel. D. The motor mounting plate shall be constructed of heavy gauge steel and isolated from the fan structure with vibra­

tion isolators. E. Motor compartment shall be of a two piece construction, the top cap has quick release clips for easy access.

3.0 FAN IMPELLER A. Centrifugal impeller shall be backward inclined, non­overloading. B. The blades and inlets shall be fabricated from aluminum. C. The blades shall be welded to the wheel inlet cone.

4.0 FAN MOTOR AND DRIVE A. Motor shall be ODP. B. Motor shall be of voltage, horsepower, RPM and enclosure as indicated on the fan schedule. C. The fan sheaves shall be cast iron, adjustable pitch, appropriately sized and aligned (CUB models only). D. The belts shall be static conducting, plus oil and heat resistant (CUB models only). E. The fan shaft shall be precision ground and polished (CUB models only). F. The fan shaft bearings shall be heavy duty, pre­lubricated (CUB models only).

5.0 OPTIONAL FAN ACCESSORIES A. Where indicated, fan shall be provided with the following optional accessories:

• Gravity Dampers • Motorized Dampers • Roof curb (vented or non­vented) • Wall mount brackets • Bird screen

6.0 FAN TESTING A. Centrifugal impeller shall be balanced and mounted in fan assembly. B. Fan assembly shall be run and tested prior to shipment. C. A test report shall be maintained on file for each individual fan.

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CUD & CUB UPBLAST FANS

Upb

last

_Fan

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