Fine Cyclo C-Series

High precision gearbox with large hollow bore

Overview
Technical Info

High capacity bearing directly integrated in the gearbox housing. Huge hollow bore for easy routing of cables.

Less than 1 arcmin Lost Motion
Fully sealed
Maintenance free for life
Large permissible bending moment on output
Motor connection with belt transmission or spur gear
Pre-stage provided on request

Zero Mechanical Backlash
Lost Motion	<1 arcmin
Number of Sizes	6
Reduction Ratios	29:1 / 59:1 / 89:1 / 119:1 (availability depending on size)
Nominal Torque	225 Nm up to 3713 Nm
Acceleration Torque	540 Nm up to 6278 Nm
Max. Momentary Peak Torque	1080 Nm up to 12577 Nm
Input Speed	up to 4000 rpm
Hollow Shaft diameter	40 mm up to 99 mm
Max. Bending Moment	1096 Nm up to 8829 Nm
Bending Stiffness	up to 5690 Nm/arcmin
Max. Axial Load	3924 N up to 13734 N
Torsional Stiffness	up to 1030 Nm/arcmin

Key Product Facts

6278 Nm

Acceleration Torque

99 mm

Hollow Bore Diameter

<1arcmin

Lost Motion

Advantages of Fine Cyclo C-Series

Low Hysteresis For Accurate Positioning

Compact Design

High Torsional Stiffness

up to 1030 Nm/arcmin

High Overload Capacity

Peake Torque for Emergency Stop up to 12577 Nm

High Efficiency

Maintenance free for life

Lifetime Lubricated For Any Position

Main dimensions an mass

Dimensions C-Series

Size	Length L [mm]	Diameter G [mm]	Diameter D [mm]	Diameter d1 [mm]	Mass [kg]
C15	67.5	160	114	40	6
C25	80.5	186	140	49	12.5
C35	94.5	256	174	65	21
C45	109	292	200	79	32
C55	121	325	230	92	45
C65	131	362	260	99	62

Diameter G = Casing diameter
Diameter D = Output major diameter
Diameter d1 = Hollow shaft diameter

Torque and Speed main data

Size	Nominal output torque (1) [Nm]	Accel. / decel. torque [Nm]	Mean input speed (2) [rpm]	Maxinput speed [rpm]
C15	225	540	3200	4000
C25	432	1030	2900	3500
C35	822	1962	2100	2500
C45	1336	3188	1800	2100
C55	2055	4316	1500	1800
C65	3713	6278	1400	1700

(1) at input speed n1=1500 rpm; for C65 at input speed n1=1000 rpm
(2) at 50% ED

Output bearing capacity

Size	Max permissible bending moment [Nm]	Max permissible axial load [N]
C15	1069	3924
C25	1850	7848
C35	2850	10791
C45	3924	8339
C55	6082	10791
C65	8829	13734

Available ratios

Size	Ratios
C15	29 / 59 / 89 / 119
C25	59 / 89 / 119
C35	59 / 89 / 119
C45	59 / 89 / 119
C55	59 / 89 / 119
C65	59 / 89 / 119

Above technical specifications are intended for rough preselection only.

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