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Table 7 — Power Exhaust Fan Drive Data
*High-efficiency motor option.
†Premium-efficiency motor option.
**Applies to both motor options.
NOTE: Part numbers are Browning Manufacturing Corp. reference.
Table 8 — Optional High-Capacity Power Exhaust Fan Drive Data
Table 9 — Optional Return Fan Drive Data
TOTAL
HP
MOTOR
QTY...HP
MOTOR
SHAFT
DIAMETER
(in.)
FAN
SPEED
RPM
MOTOR SHEAVE BLOWER SHEAVE 48P2,P3 UNITS 48P4,P5 UNITS
Part
Number
Pitch
Diameter
(in.)
Part
Number
Pitch
Diameter
(in.)
BELTS
QTY...P/N
CENTER
DISTANCE
RANGE (in.)
BELTS
QTY...P/N
CENTER
DISTANCE
RANGE (in.)
Sizes 030-050
6* 2...3
7
/
8
656/500 1VL44 4.1-3.1 BK115 11 1...BX71 23.62-26.50 1...BX46 11.40-13.26
6† 2...3 1
1
/
8
656/500 1VP44L 4.1-3.1 BK115 11 1...BX71 23.62-26.50 1...BX46 11.40-13.26
10** 2...5 1
1
/
8
785/621 1VP50L 4.7-3.7 BK110 10.4 1...BX71 23.62-26.50 1...BX46 11.16-13.05
15** 2...7.5 1
3
/
8
882/717 1VP65 6.0-4.8 BK130 12 1...BX77 23.62-26.50 1...BX53 11.40-13.26
20** 2...10 1
3
/
8
1000/854 1VP75 7.0-5.8 BK130 12 1...BX79 23.62-26.50 1...BX53 11.04-12.95
Sizes 055-100
10 2...5 1
1
/
8
740 2P3V45 4.5 2Q3V106 10.6 2...3VX71 22.71-26.38 2...3VX50 10.91-13.30
15 2...7.5 1
3
/
8
820 2P3V50 5.0 2Q3V106 10.6 2...3VX71 22.71-26.38 2...3VX50 10.78-13.20
20 2...10 1
3
/
8
920 2P3V56 5.6 2Q3V106 10.6 2...3VX75 22.71-26.38 2...3VX50 10.78-13.20
TOTAL
HP
MOTOR
QTY...HP
MOTOR
SHAFT
DIA. (in.)
SPEED
RPM
MOTOR SHEAVE BLOWER SHEAVE
QTY...BELT
CENTER DISTANCE
RANGE (in.)
Part
Number
Pitch Diameter
(in.)
Part
Number
Pitch Diameter
(in.)
20 2...10 1.375 714 2B5V48 4.8 2B5V124 12.4 2...BX93 32.8 to 36.7
30 2...15 1.625 841 2B5V58 5.8 2B5V124 12.4 2...BX93 32.6 to 36.5
40 2...20 1.625 928 2B5V58 5.9 2B5V110 11.1 2...5VX950 32.6 to 36.5
50 2...25 1.875 1020 2B5V64 6.5 2B5V110 11.1 2...5VX950 32.5 to 36.3
60 2...30 1.875 1094 2B5V68 6.9 2B5V110 11.1 2...5VX950 32.5 to 36.3
TOTAL
HP
MOTOR
QTY...HP
MOTOR
SHAFT
DIA. (in.)
SPEED
RPM
MOTOR SHEAVE BLOWER SHEAVE
QTY...BELT
CENTER DISTANCE
RANGE (in.)
Part
Number
Pitch
Diameter
(in.)
Part
Number
Pitch
Diameter
(in.)
20 1...20 1.625 1104 3B5V52 5.3 3R5V85 8.5 3...5VX1000 38.1 to 41.0
25 1...25 1.875 1209 3B5V66 6.7 3R5V97 9.8 3...5VX1060 38.9 to 41.8
30 1...30 1.875 1271 3B5V60 6.1 3R5V85 8.5 3...5VX1030 38.9 to 41.8
40 1...40 2.125 1396 3B5V66 6.7 3R5V85 8.5 3...5VX1060 39.9 to 42.8