Number of gear stages 2
Gear ratio i 50
Nominal output torque T2N [Nm] 950.0
Max. output torque T2max [Nm] 1520.0
Emergency switch-off torque T2stop [Nm] 3200
Idle torque [Nm] at 20°C and 3000 rpm 2.10
Max. average drive speed n1N50% [rpm] at 50% T2N and S1 3000
Max. average drive speed n1N100% [rpm] at 100% T2N and S1 3000
Max. drive speed n1max [rpm] 6500
Max. backlash Jt [arcmin] 5
Reduced backlash Jt [arcmin] less than 1
Torsional rigidity Ct21 [Nm/arcmin] 550.0
Tilting rigidity C2K [Nm/arcmin] 1150.0
Max. breakdown torque M2Kmax [Nm] 2475.0
Max. radial force Frmax [N] for 30,000 h 21000
Max. radial force Frmax [N] for 20,000 h 23000
Max. axial force Famax [N] for 30,000 h 14000
Max. axial force Famax [N] for 20,000 h 16000
Operating noise LPA [dB(A)] 68
Efficiency at full load ŋ [%] 95
Min. operating temperature BTempmin [°C] -25
Max. operating temperature BTempmax [°C] 90
Mounting orientation Any
Degree of protection IP 65
Weight m [kg] 32.00
Moment of inertia J1 [kgcm2] 6.995
Material number:
Flange PG, i = 050, 2-stage, IP65
Documentation Version (Date) Download
8GF70 motor mounting instructions PDF / 426 KB
Datasheet 8GF70-064 PDF / 155 KB
Datasheet 8GF70-090 PDF / 147 KB
Datasheet 8GF70-110 PDF / 152 KB
Datasheet 8GF70-140 PDF / 144 KB
Datasheet 8GF70-200 PDF / 159 KB
General Version (Date) Download
System overview planetary gearboxes PDF / 3 MB

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