Carrier 40RMS008-034 User Manual
Page 32
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Table 9C — High-Static Drive Data, 60 Hz — English
*Values for 3-phase motor shown. For single-phase motor, pulley pitch diameter is 7 in. and result-
ing fan speed is 837-1096 rpm.
†It is possible to adjust drive so that fan speed exceeds maximum allowable. DO NOT exceed
1200 rpm.
**575-v unit has a center distance of 9.16-10.99.
Table 9D — Standard Drive Data, 60 Hz — SI
*Four belts shipped with unit. Use correct set of 2 belts sized according to the pulley setting.
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
3.7-4.7
4.3-5.3
4.3-5.3
4.3-5.3
4.3-5.3
Pulley Factory Setting
Full Turns Open
2.5
2.5
2.5
2.5
3.0
3.0
3.0
3.0
3.0
FAN DRIVE
Pulley Pitch Dia (in.)
7.0
6.0*
6.0
6.0
7.4
7.9
7.4
8.6
8.6
Pulley Bore (in.)
1
1
1
1
1
7
/
16
1
7
/
16
1
7
/
16
1
15
/
16
1
15
/
16
Belt No. — Section
1—A
1—A
1—A
1—A
1—B
1—B
2—B
2—B
2—B
Belt Pitch (in.)
41.3
37.3
37.3
37.3
39.8
39.8
36.8
37.8
37.8
FAN SPEEDS (rpm)
Factory Setting
961
1121
1121
1121
979
1060
1118
1024
1024
Range
838-
1084
978-
1200*†
978-
1200†
978-
1200†
873-
1096
950-
1171
1014-
1200†
873-
1075
873-
1075
Max Allowable Speed (rpm)
1200
1200
1200
1200
1200
1200
1200
1100
1100
Change per
1
/
2
Turn of
Moveable Motor Pulley
Flange
24.6
28.7
28.7
28.7
19.4
18.4
19.4
16.7
16.7
MAX FULL TURNS FROM
CLOSED POSITION
5
5
5
5
6
6
6
6
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**
9.16-
10.99
8.16-
10.02
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 (mm)
61.0-
86.4
71.1-
96.5
71.1-
96.5
86.4-
111.8
71.1-
96.5
71.1-
96.5
94.0-
119.4
109.2-
134.6
109.2-
134.6
Pulley Factory Setting
Full Turns Open
2.5
2.5
2.5
2.5
2.5
2.5
3.0
3.0
3.0
FAN DRIVE
Pulley Pitch Dia (mm)
224
224
224
224
229
229
239
279
279
Pulley Bore (mm)
25.4
25.4
25.4
25.4
36.5
36.5
36.5
49.2
49.2
Belt No. — Section
1—A
1—A
1—A
1—A
1—A
1—A
2—B
2—B*
2—B*
Belt Pitch (mm)
1024
1049
1049
1074
1074
1074
1062
(2) 1087
(2) 1113
(2) 1087
(2) 1113
FAN SPEEDS (r/s)
Factory Setting
9.5
10.8
10.8
12.7
10.5
10.5
12.9
12.5
12.5
Range
7.8-11.1
9.2-12.4
9.2-12.4
11.1-14.4
9.0-12.1
9.0-12.1
11.3-14.4
11.4-14.0
11.2-13.9
Max Allowable Speed (r/s)
20.0
20.0
20.0
20.0
20.0
20.0
20.0
18.3
18.3
Change per
1
/
2
Turn of
Moveable Motor Pulley
Flange
0.327
0.327
0.327
0.328
0.318
0.318
0.255
0.218
0.218
MAX FULL TURNS FROM
CLOSED POSITION
5
5
5
5
5
5
6
6
6
SHAFTS CENTER DISTANCE (mm)
265-313
265-313
265-313
265-313
265-313
265-313
232-279
169-240
169-240