Flat gearbox F-MR with adapter

Flat helical gearbox F with MR adapter and ROTEX/BOWEX coupling. Ratio range 4.3:1 – 552:1. Rated torque max. 44 – 1,100 Nm. Backlash 5 – 11 arcmin. Efficiency 96 – 97%. Protection class IP65 / IP66. Gearbox with adapter perfectly matched to electric asynchronous motors with IEC or NEMA-C flanges. Optionally available with reduced backlash and ATEX explosion-proof design. Cast iron housing.

F-MR Flat Gearbox with Adapter

Features of F-MR Flat Gearboxes

• Precision gearbox with gear ratio expressed as an exact fraction, no positioning errors.
• Choice of standard, reduced, or controlled backlash.
• Maintenance-free, no oil changes or servicing required.
• Quiet operation due to helical gears.
• FKM sealing at the input / NBR sealing at the output.
• Low moments of inertia.
• Optional reinforced output shaft bearing arrangement.
• Continuous operation without additional cooling.
• Ambient temperature from 0°C to 40°C (other temperature ranges available on request).
• Permissible continuous operating temperature ≤ 80°C, with short-term peaks up to ≤ 120°C.
• Protection class IP65.
• Oil quantity depends on operating position.
• Operating position must be specified when requesting a quotation or placing an order.
• Ready for operation, filled with synthetic gearbox oil type CLP HC ISO VG 150.
• Standard primer coating in RAL7001 or RAL9005.

Optional Versions of F-MR Flat Gearboxes

• Protection class IP66.
• FKM VITON sealing.
• Special oils for the food industry on request.
• Explosion-proof design according to ATEX Directive 2014/34/EU.
• Two or more paint layers in any RAL color.
• Oil expansion reservoir for mounting position EL5 (shaft vertical downward).
• Safety brake in the F-MB adapter.
• With F-ME adapter for synchronous/servo motors.
• With HEW electric asynchronous motor.

Mounting Options for F-MR Flat Gearboxes

• N – foot-mounted
• G – threaded holes
• Q – square flange
• F – round flange
• NG, NF

Output Shaft Types for F-MR Flat Gearboxes

• V – solid shaft with keyway
• A – hollow shaft with keyway
• S – smooth hollow shaft with clamping ring and guard