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Table 10E — Medium-Static Drive Data, 50 Hz — SI
Table 10F — High-Static Drive Data, 50 Hz — SI
*It is possible to adjust drive so that fan speed exceeds maximum allowable. DO NOT
exceed 20 r/s.
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) 86.4
111.8
86.4-
111.8
86.4-
111.8
86.4-
111.8
86.4-
111.8
94.0-
119.4
101.6-
127.0
109.2-
134.6
109.2
134.6
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 (mm) 203 178 178 152 191 201 178 239 239
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—B 2—A 2—B 2—B
Belt Pitch (mm) 1024 1049 1049 947 998 1011 922 1011 1011
FAN SPEEDS (r/s)
Factory Setting 11.6 13.2 13.2 15.4 12.4 12.6 15.3 12.1 12.1
Range 10.1-13.1 11.5-14.9 11.5-14.9 13.5-17.4 10.8-13.9 11.1-14.1 13.6-17.0 10.9-13.4 10.9-13.4
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
0.297 0.340 0.340 0.395 0.317 0.252 0.340 0.210 0.210
MAX FULL TURNS FROM
CLOSED POSITION
555556566
SHAFTS CENTER DISTANCE (mm) 265-313 265-313 265-313 265-313 265-313 232-279 232-279 169-240 169-240
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) 86.4-
111.8
86.4-
111.8
86.4-
111.8
101.6-
127.0
86.4-
111.8
101.6-
127.0
101.6-
127.0
109.2-
134.6
109.2-
134.6
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 (mm) 152 140 140 140 152 178 163 203 218
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 2—A 2—A 2—A 2—B 2—B
Belt Pitch (mm) 947 947 947 922 922 998 871 935 960
FAN SPEEDS (r/s)
Factory Setting 15.4 16.8 16.8 19.4 15.4 15.3 16.7 14.3 13.3
Range 13.5-17.4 14.7-19.0 14.7-19.0 17.3-20.0* 13.5-17.4 13.6-17.0 14.9-18.6 12.8-15.7 11.9-14.6
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
0.395 0.432 0.432 0.360 0.395 0.283 0.308 0.247 0.230
MAX FULL TURNS FROM
CLOSED POSITION
555 6 56666
SHAFTS CENTER DISTANCE (mm) 265-313 265-313 265-313 234-279 232-279 232-279 207-255 169-240 169-240