High Torque Capacity
Exceptional Durability
Superior Precision：Backlash Less Than 0.5 Arc.Min.
Internal Main Bearing| Size | Ratio | Rated output torque |
Allowable Scceleration/Deceleration Torque | Instantaneous maximum allowable torque |
Rated input speed |
Effective speed during the work cycle |
Maximum allowable input speed |
Inclined stiffness |
Torsional stiffness |
Average starting torque under no-load conditions | Maximum invalid travel |
Angular offset in torsional transmission |
Backlash | Maximum titting moment |
Rated radial force |
Rated axial thrust |
Inertial bending moment (I=G²D/4) Kg-m² |
Weight |
| NM kgf-m |
NM kgf-m |
NM kgf-m |
NR (rpm) |
nef (rpm) |
nmf (rpm) |
Nm/arcmin kgf-m/arcmin |
Nm/arcmin kgf-m/arcmin |
nm | LOST motim (arc,min) |
ATE (arcsec) |
Backlash (arcsec) |
NM kgf-m |
N/M | N | (=10⁴) Kg-m² |
KG | ||
| RD-10C | 27 | 98 (10) |
245(25) | 490 (50) |
2000 | 3000 | 4000 | 421(43) | 47(4.8) | 6.18 | <1.0 | 50 | <1.0 | 1372 (140) |
686 | 5880 | 1.4x10⁶ | 4.5 |
| RD-27C | 36.57 | 295 (30) |
736(75) | 1472 (150) |
2000 | 3000 | 4000 | 1068(109) | 147(15) | 0.25 | <1.0 | 50 | <1.0 | 1960 (200) |
980 | 8820 | 0.75x1 | 8.5 |
| RD-50C | 32.54 | 490 (50) |
1125(125) | 2450 (250) |
2000 | 2500 | 3500 | 1960(200) | 255(26) | 0.7 | <1.0 | 50 | <1.0 | 3528 (360) |
1764 | 11760 | 1.9×10 | 15 |
| RD-100C | 36.75 | 1029 (105) |
2570(262) | 4900 (500) |
2000 | 2500 | 3500 | 2813(287) | 510(52) | 7 | <1.0 | 50 | <1.0 | 4900 (500) |
2450 | 13720 | 0.5x10³ | 18 |
| RD-200C | 34.86 | 1961 (200) |
4900(500) | 9800 (1000) |
2000 | 2500 | 3500 | 9800(1000) | 980(100) | 1.9 | <1.0 | 50 | <1.0 | 17640 (1800) |
8820 | 19600 | 1×10² | 55 |
| RD-320C | 35.61 | 3136 (325) |
7840(800) | 15680 (1600) |
1500 | 2000 | 3000 | 12740(1300) | 1960(200) | 2.2 | <1.0 | 50 | <1.0 | 39200 (4000) |
20580 | 29400 | 0.7×10² | 78 |
| RD-500C | 37.34 | 4900 (500) |
12250(1250) | 24500 (2500) |
1500 | 2000 | 3000 | 245000(2500) | 3430(350) | 2.6 | <1.0 | 50 | <1.0 | 78400 (8000) |
34300 | 39200 | 1.1x10² | 150 |
