Number of gear stages 2
Gear ratio i 40
Nominal output torque T2N [Nm] 13.0
Max. output torque T2max [Nm] 21.0
Emergency switch-off torque T2stop [Nm] 36
Idle torque [Nm] at 20°C and 3000 rpm 0.10
Max. average drive speed n1N50% [rpm] at 50% T2N and S1 5000
Max. average drive speed n1N100% [rpm] at 100% T2N and S1 5000
Max. drive speed n1max [rpm] 18000
Max. backlash Jt [arcmin] 25
Reduced backlash Jt [arcmin] less than 0
Torsional rigidity Ct21 [Nm/arcmin] 1.1
Tilting rigidity C2K [Nm/arcmin] 0.0
Max. breakdown torque M2Kmax [Nm] 0.0
Max. radial force Frmax [N] for 30,000 h 700
Max. radial force Frmax [N] for 20,000 h 800
Max. axial force Famax [N] for 30,000 h 800
Max. axial force Famax [N] for 20,000 h 1000
Operating noise LPA [dB(A)] 68
Efficiency at full load ŋ [%] 92
Min. operating temperature BTempmin [°C] -25
Max. operating temperature BTempmax [°C] 90
Mounting orientation Any
Degree of protection IP54
Weight m [kg] 1.06
Moment of inertia J1 [kgcm2] 0.016
Material number:
Angular PG, i = 040, 2-stage, IP54
Documentation Version (Date) Download
Datasheeet 8GA50-090 PDF / 162 KB
Datasheet 8GA50-050 PDF / 155 KB
Datasheet 8GA50-070 PDF / 158 KB
Datasheet 8GA50-120 PDF / 171 KB
General Version (Date) Download
8GA50 motor mounting instructions PDF / 415 KB
Mounting position angled gear box PDF / 110 KB
System overview planetary gearboxes PDF / 3 MB

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