Fine Cyclo D-Series

Angular contact ball bearings directly integrated in the gearbox housing.

Improved design providing very accurate motion quality and increased torque density and bearing capacity.

Zero Mechanical Backlash
Lost Motion	<1 arcmin
Number of Sizes	5
Reduction Ratios	29:1 / 41:1 / 59:1 / 89:1 / 119:1 (availability depending on size)
Nominal Output Torque	148 Nm up to 1334 Nm (at n1 = 1,500 rpm)
Acceleration Torque	417 Nm up to 3188 Nm
Max. Momentary Peak Torque	834 Nm up to 6377 Nm
Input speed	up to 6150 rpm
Max. Bending Moment	883 Nm up to 2943 Nm
Bending Stiffness	up to 2450 Nm/arcmin
Max. Axial Load	3924 N up to 10791 N
Torsional stiffness	up to 450 Nm/arcmin

Key Product Facts

3188 Nm

Acceleration Torque

6150 rpm

Input Speed

450 Nm/arcmin

Torsional stiffness

Momentary Peak Torque up to 6377 Nm

Dimensions D-Series

Size	Length L (1) [mm]	Diameter G [mm]	Diameter D [mm]	Diameter d1 (2) [mm]	Mass (3) [kg]
D15	84	145	90	19	7
D25	97.5	169	114	24	12
D30	112.5	187	140	32	15.5
D35	110	204	140	35	20.5
D45	127	256	174	38	35.5

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

(1) the total length is dependent upon the motor adaptor
(2) maximum values, adjusted to customer motor
(3) average value, depending on motor adapter

Size	Nominal output torque (1) [Nm]		Accel. / decel. torque [Nm]	Max input speed (2) [rpm]	Max input speed short term [rpm]
D15	(i 41)	148	417	4700	5650
D15	(i 59, 89)	171	417	5600	6150
D25	(i 41)	315	883	3860	4650
D25	(i 59, 89, 119)	370	883	4200	5050
D30	(i 59, 89, 119)	483	1226	3800	4550
D35	(i 29)	499	1393	2960	3500
D35	(i 59, 89, 119)	683	1717	3300	3950
D45	(i 29)	1058	2914	2240	2700
D45	(i 59, 89, 119)	1334	3188	2600	3150