Specifications

32
Table 9E — Medium-Static Drive Data, 50 Hz — English
Table 9F — High-Static Drive Data, 50 Hz — English
*It is possible to adjust drive so that fan speed exceeds maximum allowable. DO NOT
exceed 1200 rpm.
UNIT
40RM
007
40RM
40RMQ
40RMS
008
40RMS
010
40RM
40RMQ
40RMS
012
40RM
40RMS
014
40RM
40RMQ
40RMS
016
40RM
40RMQ
40RMS
024
40RM
40RMQ
40RMS
028
40RM
40RMS
034
MOTOR DRIVE
Motor Pulley Pitch Diameter (in.)
3.4-4.4 3.4-4.4 3.4-4.4 3.4-4.4 3.4-4.4 3.7-4.7 4.0-5.0 4.3-5.3 4.3-5.3
Pulley Factory Setting
Full Turns Open
2.5 2.5 2.5 2.5 2.5 3.0 2.5 3.0 3.0
FAN DRIVE
Pulley Pitch Dia (in.)
8.0 7.0 7.0 6.0 7.5 7.9 7.0 9.4 9.4
Pulley Bore (in.)
11111
7
/
16
1
7
/
16
1
7
/
16
1
15
/
16
1
15
/
16
Belt No. — Section
1—A1—A1—A1—A1—A1—B2—A2—B2—B
Belt Pitch (in.)
40.3 41.3 41.3 37.3 39.3 39.8 36.8 39.8 39.8
FAN SPEEDS (rpm)
Factory Setting
695 794 794 926 741 756 916 728 728
Range
606-784 692-896 692-896 808-1045 646-836 667-848 814-1018 652-803 652-803
Max Allowable Speed (rpm)
1200 1200 1200 1200 1200 1200 1200 1100 1100
Change per
1
/
2
Tu r n o f
Moveable Motor Pulley
Flange
17.8 20.4 20.4 23.7 19.0 15.1 20.4 12.6 12.6
MAX FULL TURNS FROM
CLOSED POSITION
555556566
SHAFTS CENTER DISTANCE (in.)
10.44-
12.32
10.44-
12.32
10.44-
12.32
10.44-
12.32
10.44-
12.32
9.16-
10.99
9.16-
10.99
6.67-
9.43
6.67-
9.43
UNIT
40RM
007
40RM
40RMQ
40RMS
008
40RMS
010
40RM
40RMQ
40RMS
012
40RM
40RMS
014
40RM
40RMQ
40RMS
016
40RM
40RMQ
40RMS
024
40RM
40RMQ
40RMS
028
40RM
40RMS
034
MOTOR DRIVE
Motor Pulley Pitch Diameter (in.)
3.4-4.4 3.4-4.4 3.4-4.4 4.0-5.0 3.4-4.4 4.0-5.0 4.0-5.0 4.3-5.3 4.3-5.3
Pulley Factory Setting
Full Turns Open
2.5 2.5 2.5 3.0 2.5 3.0 3.0 3.0 3.0
FAN DRIVE
Pulley Pitch Dia (in.)
6.0 5.5 5.5 5.5 6.0 7.0 6.4 8.0 8.6
Pulley Bore (in.)
11111
7
/
16
1
7
/
16
1
7
/
16
1
15
/
16
1
15
/
16
Belt No. — Section
1—A1—A1—A1—A2—A2—A2—A2—B2—B
Belt Pitch (in.)
37.3 37.3 37.3 36.3 36.3 39.3 34.3 36.8 37.8
FAN SPEEDS (rpm)
Factory Setting
926 1010 1010 1166 926 916 1002 855 795
Range
808-
1045
881-
1140
881-
1140
1036-
1200*
808-
1045
814-
1018
891-
1113
766-
944
713-
878
Max Allowable Speed (rpm)
1200 1200 1200 1200 1200 1200 1200 1100 1100
Change per
1
/
2
Tu r n o f
Moveable Motor Pulley
Flange
23.7 25.9 25.9 21.6 23.7 17.0 18.5 14.8 13.8
MAX FULL TURNS FROM
CLOSED POSITION
555656666
SHAFTS CENTER DISTANCE (in.)
10.44-
12.32
10.44-
12.32
10.44-
12.32
916-
10.99
9.16
10.99
9.16
10.99
8.16-
10.02
6.67-
9.43
6.67-
9.43