LEESON R Series Helical-Inline Gear Reducers
LEESON R Series Helical-Inline Gear Reducers
LEESON R Series Helical-Inline Gear Reducers
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QUICK SELECTIONS<br />
R SERIES & P SERIES HELICAL-INLINE<br />
1750 RPM INPUT<br />
This Quick Selection is only for motorized reducers<br />
with base mount (Aluminum = B1 suffix, Cast Iron =<br />
no suffix.) For other reducer configurations refer to<br />
Maximum Rating Tables beginning on page 429.<br />
.50 HP con’t <strong>Gear</strong> Reducer Quick Selections<br />
Output<br />
Service Output Overhung Number Reducer Aluminum Motor Model<br />
Reducer Only<br />
Speed<br />
Factort Torque Load l Ratio of Weight u or<br />
Frame<br />
Number<br />
Catalog<br />
(RPM) (lb-in) (lbs.) Stages (lbs.) Cast Iron Number<br />
<strong>Helical</strong> - <strong>Inline</strong><br />
<strong>Gear</strong> <strong>Reducers</strong><br />
40 2.43 762 1150 44.10 2 30 C 56C RBQ8272-44.10-M5-00 R8272022<br />
37 1.30 818 674 46.80 2 11 A 56C PBQ7272-46.80-M5-B1 P7272020.B1<br />
37 2.93 818 1028 47.22 3 24 A 56C PBQ7473-47.22-M5-B1 P7473003.B1<br />
36 2.86 840 1028 49.00 2 23 A 56C PBQ7472-49.00-M5-B1 P7472018.B1<br />
35.0 2.03 872 1150 50.47 2 30 C 56C RBQ8272-50.47-M5-00 R8272023<br />
35.0 1.30 864 674 50.67 2 11 A 56C PBQ7272-50.67-M5-B1 P7272021.B1<br />
33.0 1.27 917 674 53.40 3 12 A 56C PBQ7273-53.40-M5-B1 P7273005.B1<br />
32.0 2.62 916 1041 54.73 3 24 A 56C PBQ7473-54.73-M5-00 P7473004.B1<br />
31.0 2.53 945 1050 57.13 3 24 A 56C PBQ7473-57.13-M5-00 P7473005.B1<br />
31.0 4.41 934 4120 55.79 3 64 C 56C RBQ8473-55.79-M5-00 R8473001<br />
29.0 2.18 1011 1050 60.90 2 23 A 56C PBQ7472-60.90-M5-00 P7472019.B1<br />
29.0 1.82 1014 1150 60.54 3 30 C 56C RBQ8273-60.54-M5-00 R8273001<br />
29.0 1.18 1011 674 61.22 3 12 A 56C PBQ7273-61.22-M5-00 P7273006.B1<br />
28.0 3.99 1033 1600 61.69 3 64 C 56C RBQ8473-61.69-M5-00 R8473002<br />
28.0 1.11 1047 674 62.00 3 12 A 56C PBQ7273-62.00-M5-00 P7273007.B1<br />
26.0 2.13 1127 1075 66.22 3 24 A 56C PBQ7472-66.22-M5-00 P7473006.B1<br />
26.0 3.62 1139 1600 68.00 3 64 C 56C RBQ8473-68.00-M5-00 R8473003<br />
25.0 1.01 1172 674 70.95 3 12 A 56C PBQ7273-70.95-M5-00 P7273008.B1<br />
25.0 2.04 1172 1079 71.01 3 24 A 56C PBQ7473-71.01-M5-00 P7473007.B1<br />
24.0 1.52 1216 1150 72.63 3 30 C 56C RBQ8273-72.63-M5-00 R8273002<br />
23.0 3.27 1268 1600 75.71 3 64 C 56C RBQ8473-75.71-M5-00 R8473004<br />
23.0 1.88 1274 1091 76.69 3 24 A 56C PBQ7473-76.69-M5-00 P7473008.B1<br />
23.0 2.65 1274 1414 76.69 3 29 A 56C PBQ7573-76.69-M5-00 P7573030.B1<br />
22.0 1.40 1326 1150 79.17 3 30 C 56C RBQ8273-79.19-M5-00 R8273003<br />
21.0 1.72 1396 1091 82.30 3 24 A 56C PBQ7473-82.30-M5-00 P7473009.B1<br />
21.0 2.42 1396 1422 82.30 3 29 A 56C PBQ7573-82.30-M5-00 P7573031.B1<br />
21.0 2.92 1419 1600 84.76 3 64 C 56C RBQ8473-84.76-M5-00 R8473005<br />
19.0 2.68 1546 1600 92.29 3 64 C 56C RBQ8473-92.29-M5-00 R8473006<br />
19.0 1.19 1553 1150 92.74 3 30 C 56C RBQ8273-92.74-M5-00 R8273004<br />
19.0 1.55 1542 1102 92.78 3 24 A 56C PBQ7473-92.78-M5-00 P7473011.B1<br />
u Weight does not include oil.<br />
t Service Factor is based on maximum torque rating of reducer.<br />
l Overhung load is calculated at centerline of output shaft.<br />
MOTOR SELECTIONS<br />
STOCK GEAR+MOTOR<br />
Start with a Grove <strong>Gear</strong> IRONMAN reducer<br />
and add a <strong>LEESON</strong> industrial-duty NEMA C<br />
face motor to produce a <strong>Gear</strong>+Motor .<br />
1/2 HP <strong>LEESON</strong> ELECTRIC MOTORS<br />
How To Create a GEAR+MOTOR Part Number<br />
1. Select reducer catalog number<br />
2. Select motor catalog number<br />
3. Order reducer and motor as one line item as shown below<br />
Example:<br />
R8172001 – 102862<br />
Motor Type Voltage Enclosure Frame<br />
Catalog <strong>LEESON</strong> 1050<br />
Number Catalog Page<br />
General Purpose, C Face 115/208-230 1-PH TEFC 56C 102862 22<br />
General Purpose, C Face 208-230/460 3-PH TEFC 56C 102860 24<br />
WATTSAVER ® Premium Efficiency Motor 208-230/460 3-PH TEFC 56C 101780 18, 24<br />
575 Volt Motor 575 3-PH TENV 56C 110176 66<br />
SCR Rated DC Motor 90 VDC TEFC 56C 098000 81<br />
SCR Rated DC Motor 180 VDC TEFC 56C 098008 81<br />
Phone: 800.894.0412 - Fax: 888.723.4773 - Web: www.clrwtr.com - Email: info@clrwtr.com
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