Number of gear stages 1
Gear ratio i 4
Nominal output torque T2N [Nm] 80.0
Max. output torque T2max [Nm] 128.0
Emergency switch-off torque T2stop [Nm] 280
Idle torque [Nm] at 20°C and 3000 rpm 1.10
Max. average drive speed n1N50% [rpm] at 50% T2N and S1 3050
Max. average drive speed n1N100% [rpm] at 100% T2N and S1 2850
Max. drive speed n1max [rpm] 10000
Max. backlash Jt [arcmin] 3
Reduced backlash Jt [arcmin] less than 1
Torsional rigidity Ct21 [Nm/arcmin] 11.0
Tilting rigidity C2K [Nm/arcmin] 0.0
Max. breakdown torque M2Kmax [Nm] 0.0
Max. radial force Frmax [N] for 30,000 h 4800
Max. radial force Frmax [N] for 20,000 h 5500
Max. axial force Famax [N] for 30,000 h 5700
Max. axial force Famax [N] for 20,000 h 6400
Operating noise LPA [dB(A)] 58
Efficiency at full load ŋ [%] 98
Min. operating temperature BTempmin [°C] -25
Max. operating temperature BTempmax [°C] 90
Mounting orientation Any
Degree of protection IP 65
Weight m [kg] 3.30
Moment of inertia J1 [kgcm2] 0.556
Material number:
Coaxial PG, i = 004, 1-stage, IP65
Documentation Version (Date) Download
8GP70 motor mounting instructions PDF / 437 KB
General Version (Date) Download
Datasheet 8GP70-070 PDF / 142 KB
Datasheet 8GP70-090 PDF / 149 KB
Datasheet 8GP70-115 PDF / 134 KB
Datasheet 8GP70-142 PDF / 164 KB
Datasheet 8GP70-190 PDF / 168 KB
System overview planetary gearboxes PDF / 3 MB

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