Please choose country and language

Gearbox
Number of gear stages 2
Gear ratio i 25
Nominal output torque T2N [Nm] 40,0
Max. output torque T2max [Nm] 64,0
Idle torque [Nm] at 20°C and 3000 rpm 0,10
Max. average drive speed n1N50% [rpm] at 50% T2N and S1 4500
Max. average drive speed n1N100% [rpm] at 100% T2N and S1 4500
Max. backlash Jt [arcmin] 15
Reduced backlash Jt [arcmin] less than 0
Torsional rigidity Ct21 [Nm/arcmin] 2,5
Tilting rigidity C2K [Nm/arcmin] 0,0
Max. breakdown torque M2Kmax [Nm] 0,0
Max. radial force Frmax [N] for 30,000 h 3200
Max. radial force Frmax [N] for 20,000 h 3200
Max. axial force Famax [N] for 30,000 h 3900
Max. axial force Famax [N] for 20,000 h 4400
Operating noise LPA [dB(A)] 58
Efficiency at full load ŋ [%] 94
Min. operating temperature BTempmin [°C] 25
Max. operating temperature BTempmax [°C] 90
Mounting orientation Any
Degree of protection IP65
Weight m [kg] 1,60
Moment of inertia J1 [kgcm2] 0,075
Material number:
8GP55-060--025S1J3
Description:
two-stage; Planetary gearbox 8GP55; sze 060; i = 25 8JSA motor with size 3; backlash: 15 arcmin; degree of protection IP 65 Smooth shaft; output shaft diameter: 16,0 mm nominal output torque: 40,0 Nm; max. output torque: 64,0 Nm Ø input speed 100% T2n: 4500 min-1; max. input speed: 13000 rpm
Documentation Version (Date) Download
8GP55 motor mounting instructions PDF / 435 KB
Datasheet 8GP55-060 PDF / 147 KB
Datasheet 8GP55-080 PDF / 148 KB
Datasheet 8GP55-120 PDF / 147 KB
General Version (Date) Download
System overview planetary gearboxes PDF / 914 KB

Please choose country and language

B&R Logo