Crown gearheads. EtaCrown (R) 75 - Maximum safety in design and operation, as well as optimal vandalism protection; no automatic lock due to high efficiency of the crown wheel technology - Space-saving installation due to zero offset axle and symmetrical structure - Flexible application possibilities with various optional shaft outlets and available shaft geometries - Wide reduction range by means of upstream / downstream planetary stage - High radial loads due to double ball bearing in the output shaft Image of 2-stage gearhead Nominal data Gearheads Reduction ratio No. of stages - 4.10 Short-term torque (M""") rpm Nm Nm Gear play Permissible operating temperature (T0) oc Rated output torque (M.,,) Operating mode 6.00 15.0 kg Shaft load radial/ axial N Service life h 0.90 6 000 5.00 12.5 0.55 ... 1.1 -20 ... +80 S1 IP 50 Protection class Weight 6.70 10.1 20.3 33.3 60.0 113 10.0 25.0 10.0 25.0 2 Efficiency Max. input speed (n,) EtaCrown" 75.2 EtaCrown" 75.1 150/500 Lubrication Installation position 0.9 250/500 5 000 0.81 6 000 2.43 6.08 10.0 25.0 10.0 25.0 0.55 ... 1.1 -20 ... +80 S1 IP 50 1.3 1 100/500 400/500 550/500 800/500 5 000 Maintenance-free grease lubrication for life any 1 300/500 Subject to alterations on request :g 66 ebmpapst