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Sigma-II Series SGM*H/SGDH USER'S MANUAL - Esco Drives ...

Sigma-II Series SGM*H/SGDH USER'S MANUAL - Esco Drives ...

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3.3 Ratings and Specifications of SGMGH (1500min -1 )ServomotorGear OutputMoment of Inertia J×10 -4 kg·m 275AAB61/1175AAC6 7.548.0(425)1/2175AA76 1/291AAAB6ServomotorModelSGMGH-OutputWRatedSpeedmin -11500RatedTorqueN•m(lb•in)GearRatio1/111AAAC6 11 70 1/211AAA76 1/29RatedTorque/EfficiencyN·m/%(lb·in/%)422/80(3735/80)807/80(7143/80)1117/80(9887/80)615/80(5443/80)1176/80(10408/80)1627/80(14400/80)InstantaneousPeakTorque/EffectiveN·m/%(lb·in/%)1039/80(9196/80)1989/80(17605/80)2754/80(24376/80)1548/80(13700/80)2950/80(26110/80)4067/80(35996/80)RatedSpeedmin -1Max.Speedmin -1136 27271 14251 103136 18271 9551 69(×10 -3 lb·in·s 2 )Motor +Gears190(168)204(181)216(191)370(327)376(333)519(459)Gears65.0(57.5)79.0(69.9)91.0(80.5)90.0(79.7)95.0(84.1)238.0(211)3Note: 1. For the shaft center allowable radial load, refer to the servomotor dimensional drawing.2. Output torque and motor speed produce the following trends in efficiency. Values in the table areat the rated motor speed.3. 15-kW servomotors do not equipped with gears.EfficiencyEfficiencyOutput torqueOutput torque3.3.3 SGMGH Servomotors (1500min -1 ) With Low-backlash Gears• Time Rating: Continuous• Vibration Class: 15 µm or below• Insulation Resistance: 500 VDC, 10 MΩ min.• Ambient Temperature: 0 to 40°C (32 to 104°F)• Excitation: Permanent magnet• Mounting: Flange-mounted (Omni-directional mounting)• Gear Lubricating Method: Grease• Gear Mechanism: Planetary gear mechanism• Thermal Class: F• Withstand Voltage:200 V Servomotors: 1500 VAC for one minute400 V Servomotors: 1800 VAC for one minute• Enclosure: Totally enclosed, IP44 self-cooled(or the equivalent)• Ambient Humidity: 20% to 80% (no condensation)• Drive Method: Direct drive• Backlash: 0.05° (3 min) at the gear output shaft• Gear Rotation Direction: Same direction as servomotor3-23

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