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Table 27 — High-Static Drive Data, 60 Hz — English
UNIT
MOTOR DRIVE
Motor Pulley Pitch Diameter (in.)
Pulley Factory Setting
Full Turns Open
FAN DRIVE
Pulley Pitch Dia (in.)
Pulley Bore (in.)
Belt No. — Section
Belt Pitch (in.)
FAN SPEEDS (rpm)
Factory Setting
Range
Max Allowable Speed (rpm)
Change per 1/2 Turn of
Movable Motor Pulley Flange
MAX FULL TURN FROM CLOSED
POSITION
SHAFTS CENTER DISTANCE (in.)
NOTE(S):
a
575v unit has a center distance of 9.16-10.99.
Table 28 — Standard Drive Data, 60 Hz — SI
UNIT
MOTOR DRIVE
Motor Pulley Pitch Diameter
(mm)
Pulley Factory Setting
Full Turns Open
FAN DRIVE
Pulley Pitch Dia (mm)
Pulley Bore (mm)
Belt No. — Section
Belt Pitch (mm)
FAN SPEEDS (r/s)
Factory Setting
Range
Max Allowable Speed (r/s)
Change per 1/2 Turn of
Movable Motor Pulley
Flange
MAX FULL TURN FROM CLOSED
POSITION
SHAFTS CENTER DISTANCE
(mm)
FASFHS150-180-01SI
FAS150
FAS/FHS180
3.7-4.7
4.3-5.3
3.0
3.0
7.4
7.9
1-1/16
1-1/16
1—B
1—B
39.8
39.8
979
1060
873-1096
950-1171
1200
1200
19.4
18.4
6
6
10.44-12.32
a
9.16-10.99
FAS150
FAS/FHS180
71.1-96.5
71.1-96.5
2.5
2.5
229
229
27.0
27.0
1—A
1—A
1074
1074
10.5
10.5
9.0-12.1
9.0-12.1
20.0
20.0
0.318
0.318
5
5
265-313
265-313
Specifications subject to change without notice.
Table 29 — Medium-Static Drive Data, 60 Hz — SI
UNIT
MOTOR DRIVE
Motor Pulley Pitch Diameter
(mm)
Pulley Factory Setting
Full Turns Open
FAN DRIVE
Pulley Pitch Dia (mm)
Pulley Bore (mm)
Belt No. — Section
Belt Pitch (mm)
FAN SPEEDS (r/s)
Factory Setting
Range
Max Allowable Speed (r/s)
Change per 1/2 Turn of
Movable Motor Pulley
Flange
MAX FULL TURN FROM CLOSED
POSITION
SHAFTS CENTER DISTANCE
(mm)
Table 30 — High-Static Drive Data, 60 Hz — SI
UNIT
MOTOR DRIVE
Motor Pulley Pitch Diameter
(mm)
Pulley Factory Setting
Full Turns Open
FAN DRIVE
Pulley Pitch Dia (mm)
Pulley Bore (mm)
Belt No. — Section
Belt Pitch (mm)
FAN SPEEDS (R/S)
Factory Setting
Range
Max Allowable Speed (r/s)
Change per 1/2 Turn of
Movable Motor Pulley
Flange
MAX FULL TURN FROM CLOSED
POSITION
SHAFTS CENTER DISTANCE
(mm)
NOTE(S):
a
575v unit has a center distance of 233-279.
FAS150
FAS/FHS180
86.4-111.8
94.0-119.4
2.5
3.0
208
218
27.0
27.0
1—A
1—B
1049
1062
13.7
14.0
11.9-15.4
12.4-15.7
20.0
20.0
0.352
0.278
6
6
265-313
265-313
FAS150
FAS/FHS180
94.0-119.4
109.2-134-.6
3.0
3.0
188
201
27.0
27.0
1—B
1—B
1011
1011
16.3
17.7
14.4-18.3
15.8-19.5
20.0
20.0
0.323
0.307
6
6
265-313
232-279
a
29
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