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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 F actory 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 F actory 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