Sigma II User’s Manual Chapter 8: Ratings and Characteristics8 - 158.1.4 SGMSH ServomotorsRating and Specifications for Standard ServomotorsSGMSH Standard Servomotor Ratings and Specifications*1 These specifications and torque-motor speed characteristics are quoted in combination with anSGDH servo amplifier operating at an armature winding temperature of 20°C.mm110 +0.000 -0.035 19 +0.000 -0.01322114.3 +0.000 -0.025 35 +0.01 -0.0042 +0.000 -0.016• Time Rating: Continuous • Insulation Class: Class F• Vibration Class: 15μm or below • Withstand Voltage:1500V ac for one minute (200V specification)1800V ac for one minute (400V specification)• Insulation Resistance: 500V DC ,10MΩ minimum• Ambient Temperature: 0 to 40°C • Enclosure: Totally enclosed, self-cooled,IP67 (except for through-sections of the shaft)• Excitation: Permanent magnet • Ambient Humidity: 20% to 80% (with nocondensation)• Mounting: Flange method • Drive Method: Direct driveVoltage 200VServomotor ModelSGMSH- 10AA 15AA 20AA 30AA 40AA 50AARated Output *1 kW 1.0 1.5 2.0 3.0 4.0 5.0Rated Torque *1 lb-in 28.2 43 56.4 87 112 140N-m 3.18 4.9 6.36 9.8 12.6 15.8Instantaneous Peak Torque*1 lb-in 84.4 130 169 260 336 422N-m 9.54 14.7 19.1 29.4 37.8 47.6Rated Current *1 Arms 5.7 9.7 12.7 18.8 25.4 28.6Instantaneous Maximum Current *1 Arms 17 28 42 56 77 84Rated Speed *1 rpm 3000Maximum Speed*1 rpm 5000Torque Constant (lb-in)/Arms 5.63 4.97 4.81 5.07 4.69 5.31(N-m)/Arms 0.636 0.561 0.544 0.573 0.53 0.60Moment of Inertialb-in-s2x 10 -3 1.54 2.19 2.82 6.20 8.50 10.90kg-m 2 x 10 -4 1.74 2.47 3.19 7.00 9.60 12.3Rated Power Rating*1 kW/s 57.9 97.2 127 137 166 202Rated Angular Acceleration*1 rad/s 2 18250 19840 19970 14000 13160 12780Inertia Time Constant ms 0.87 0.74 0.62 0.74 0.65 0.59Inductive Time Constant ms 7.1 7.7 8.3 13.0 14.1 14.7Specified TolerancesDimension ΦLB ΦSUnit Diameter Tolerance Diameter Tolerance
