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Table 3 — Supply Fan and Drive Data
Table 4 — Power Exhaust Fan and Drive Data
FAN
MOTOR
HP
MOTOR
RPM
MOTOR
SHAFT
SIZE (in.)
FAN
RPM
FAN
SHAFT
SIZE (in.)
DRIVE
SHEAVE
BROWNING
BUSHING
TYPE
DRIVEN
SHEAVE
BROWNING
BUSHING
TYPE
BELTS
QTY OF
BELTS
FAN
SPEED
(rpm)
Standard Fan
75-105 Tons
Nominal
Capacity
50 1770 2.125 1800
2.25
4B5V70 B 2 1/8 4B5V68 B 2 1/4 5VX530 4 1821/1821
40 1770 2.125 1600 3B5V68 B 2 1/8 3B5V74 B 2 1/4 5VX540 3 1628/1628
30 1765 1.875 1450 3B5V70 B 1 7/8 3B5V86 B 2 1/4 BX55 3 1448/1448
25 1765 1.875 1400 3B5V64 B 1 7/8 3B5V80 B 2 1/4 BX53 3 1425/1425
20 1765 1.625 1250 3B5V56 B 1 5/8 3B5V80 B 2 1/4 BX53 3 1255/1255
Standard Fan
120-150 Tons
Nominal
Capacity
60 1775 2.375 1550
2.5
4B5V70 B 2 3/8 4R5V80 R1 2 1/2 5VX600 4 1595/1595
50 1770 2.125 1400 4B5V70 B 2 1/8 4R5V90 R1 2 1/2 5VX630 4 1412/1412
40 1770 2.125 1300 3B5V68 B 2 1/8 3R5V92 R1 2 1/2 5VX630 3 1328/1328
30 1765 1.875 1200 3B5V70 B 1 7/8 3R5V103 R1 2 1/2 5VX670 3 1229/1229
25 1765 1.875 1100 3B5V64 B 1 7/8 3R5V103 R1 2 1/2 5VX660 3 1125/1125
High Static
75-150 Tons
Nominal
Capacity
100 1775 2.875 1250
3
5R5V90 R1 2 7/8 5B5V124 R1 3 5VX830 5 1264/1264
75 1775 2.375 1100 4B5V80 B 2 3/8 4R5V132 R1 3 5VX840 4 1098/1098
60 1775 2.375 1050 4B5V70 B 2 3/8 4R5V118 R1 3 5VX800 4 1077/1077
50 1770 2.125 1000 4B5V70 B 2 1/8 4R5V125 R1 3 5VX830 4 1013/1013
40 1770 2.125 900 3B5V68 B 2 1/8 3R5V140 R1 3 5VX850 3 918/918
30 1765 1.875 800 3B5V70 B 1 7/8 3B154R R1 3 BX88 3 821/821
25 1765 1.875 750 3B5V64 B 1 7/8 3B154R R1 3 BX87 3 753/753
FAN
MOTOR
HP
MOTOR
RPM
MOTOR
SHAFT
SIZE (in.)
FAN
RPM
FAN
SHAFT
SIZE (in.)
DRIVE
SHEAVE
BROWNING
BUSHING
TYPE
DRIVEN
SHEAVE
BROWNING
BUSHING
TYPE
BELTS
QTY OF
BELTS
FAN
SPEED
(rpm)
Standard Fan
75 Tons
Nominal
Capacity
30 1765 1.875 1200
1.75
3B5V70 B 1 7/8 3R5V103 R1 1 3/4 5VX570 3 1229/1229
25 1765 1.875 1150 3B5V64 B 1 7/8 3R5V103 R1 1 3/4 5VX560 3 1125/1125
20 1765 1.625 1125 3B5V56 B 1 5/8 3B5V90 B 1 3/4 BX52 3 1120/1120
15 1770 1.625 1100 2B5V64 B 1 5/8 2Q5V103 Q1 1 3/4 5VX580 2 1128/1128
10 1755 1.375 1100 2BK52H H 1 3/8 2B5V74 B 1 3/4 BX51 2 1117/1117
7.5 1760 1.375 1100 2BK52H H 1 3/8 2B5V74 B 1 3/4 BX51 2 1120/1120
Standard Fan
90-150 Tons
Nominal
Capacity
50 1770 2.125 1200
1.75
4B5V70 B 2 1/8 4R5V103 R1 1 3/4 5VX540 4 1225/1225
40 1770 2.125 1175 3B5V68 B 2 1/8 3R5V103 R1 1 3/4 5VX540 3 1197/1197
30 1765 1.875 1150 3B5V70 B 1 7/8 3B5V110 B 1 3/4 5VX580 3 1129/1129
25 1765 1.875 1125 3B5V64 B 1 7/8 3R5V103 R1 1 3/4 5VX550 3 1125/1125
20 1765 1.625 1100 3B5V56 B 1 5/8 3B5V90 B 1 3/4 BX52 3 1120/1120
15 1770 1.625 1050 2B5V64 B 1 5/8 2B5V110 B 1 3/4 5VX590 2 1036/1036
10 1755 1.375 1000 2BK52H H 1 3/8 2B5V80 B 1 3/4 BX51 2 1036/1036
7.5 1760 1.375 950 2BK52H H 1 3/8 2B5V90 B 1 3/4 BX53 2 927/927
High Static
75-090 Tons
Nominal
Capacity
40 1770 2.125 650
2.5
3B5V68 B 2 1/8 35V1870E E 2 1/2 5VX830 3 657/657
30 1765 1.875 625 3B5V70 B 1 7/8 3TB200 Q1 2 1/2 BX86 3 635/635
25 1765 1.875 600 3B5V64 B 1 7/8 3TB200 Q1 2 1/2 BX85 3 583/583
20 1765 1.625 550 3B5V56 B 1 5/8 3TB184 Q1 2 1/2 BX82 3 557/557
15 1770 1.625 500 2B5V64 B 1 5/8 25V2360E E 2 1/2 5VX950 2 490/490
10 1755 1.375 450 2BK52H H 1 3/8 2TB184 Q1 2 1/2 BX82 2 460/460
7.5 1760 1.375 425 2BK52H H 1 3/8 2TB184 Q1 2 1/2 AX81 2 425/425
High Static
105-150 Tons
Nominal
Capacity
60 1775 2.375 600
3
4B5V70 B 2 3/8 4R5V212 R1 3 5VX930 4 597/597
50 1770 2.125 575 4B5V70 B 2 1/8 4R5V212 R1 3 5VX950 4 596/596
40 1770 2.125 550 3B5V68 B 2 1/8 3R5V212 R1 3 5VX930 3 579/579
30 1765 1.875 525 3B5V70 B 1 7/8 3B250R R1 3 BX103 3 509/509
25 1765 1.875 500 3B5V64 B 1 7/8 35V2360E E 3 5VX1000 3 488/488
20 1765 1.625 450 3B5V56 B 1 5/8 35V2360E E 3 5VX1000 3 428/428
15 1770 1.625 400 2B5V64 B 1 5/8 2B300R R1 3 BX112 2 391/391
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