Carrier 40RU User Manual
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Table 9A-- Standard Drive Data, 60 Hz — English
UNIT
40RUA*07
40RUQ0*7
40RUA*08
40RUQ*08
40RUS*08
40RUA*12
40RUQ*12
40RUS*12
40RUA*14
40RUS*14
40RUA*16
40RUQ*16
40RUS*16
MOTOR DRIVE
Motor Pulley Pitch Diameter (in.)
2.4---3.4
2.8---3.8
3.4---4.4
2.8---3.8
2.8---3.8
Pulley Factory Setting
Full Turns Open
2.5
2.5
2.5
2.5
2.5
FAN DRIVE
Pulley Pitch Dia (in.)
8.8
8.8
8.8
9.0
9.0
Pulley Bore (in.)
1
1
1
1
7
/
16
1
7
/
16
Belt No. — Section
1—A
1—A
1—A
1—A
1—A
Belt Pitch (in.)
40.3
41.3
42.3
42.3
42.3
FAN SPEEDS (rpm)
Factory Setting
568
647
764
632
632
Range
470---666
549---745
666---863
537---728
537---728
Max Allowable Speed (rpm)
1200
1200
1200
1200
1200
Change per
1
/
2
Turn of
Moveable Motor Pulley
Flange
19.6
19.6
19.7
19.1
19.1
MAX FULL TURNS FROM
CLOSED POSITION
5
5
5
5
5
SHAFTS CENTER DISTANCE (in.)
10.44---12.32
10.44---12.32
10.44---12.32
10.44---12.32
10.44---12.32
Table 9B -- Medium--Static Drive Data, 60 Hz — English
UNIT
40RUA*07
40RUQ*07
40RUA*08
40RUQ*08
40RUS*08
40RUA*12
40RUQ*12
40RUS*12
40RUA*14
40RUS*14
40RUA*16
40RUQ*16
40RUS*16
MOTOR DRIVE
Motor Pulley Pitch Diameter (in.)
3.4---4.4
3.4---4.4
3.4---4.4
3.4---4.4
3.7---4.7
Pulley Factory Setting
Full Turns Open
2.5
2.5
2.5
2.5
3.0
FAN DRIVE
Pulley Pitch Dia (in.)
8.8
8.0
8.0
8.2
8.6
Pulley Bore (in.)
1
1
1
1
7
/
16
1
7
/
16
Belt No. — Section
1—A
1—A
1—A
1—A
1—B
Belt Pitch (in.)
42.3
40.3
40.3
41.3
41.8
FAN SPEEDS (rpm)
Factory Setting
764
841
841
820
842
Range
666---863
733---949
733---949
715---926
742---943
Max Allowable Speed (rpm)
1200
1200
1200
1200
1200
Change per
1
/
2
Turn of
Moveable Motor Pulley
Flange
19.7
21.6
21.6
21.1
16.7
MAX FULL TURNS FROM
CLOSED POSITION
5
5
5
5
6
SHAFTS CENTER DISTANCE (in.)
10.44---12.32
10.44---12.32
10.44---12.32
10.44---12.32
10.44---12.32
40RU