Torque Limiters SK

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MODEL SERIES SK	SK1 / SKP	SK2	SK3	SK5	ES2	ESL
	General \| technical information \| 2D and 3D download

Possible function systems for R+W Torque Limiters:
Single-position | Multi-position | Load holding | Full disengagement

Model SK3 technical information

Torque Limiter with conical clamp connection for direct drives

Series from 5 - 2,800 Nm

SK 3: Torque Limiter with conical clamp

Optional sealed version for wash down
and foodservice application.

Data table and downloads Torque Limiter SK3

Model SK3		Series
		15		30		60		150		200		300		500		800	1500	2500
Adjustment range available from - to (approx. values) (Nm)	T_KN	5-10 8-20		10-25 20-40		10-30 25-80		20-70 45-150 80-200		30-90 60-160 140-280		100-200 150-240 220-400		80-200 200-350 300-500		400-650 500-800 600-900	650-850 700-1200 1000-1800	1500-2000 2000-2500 2300-2800
Adjustment range available from - to (approx. values), full disengagement (Nm)	T_KN	7-15		8-20 16-30		20-40 30-60		20-60 40-80 80-150		80-140 130-200		120-180 160-300		60-150 100-300 250-500		200-400 450-800	1000-1250 1250-1500	1400-2200 1800-2700
Overall length (mm)	A	62	69	72	80	84	94	93	105	99	111	114	128	123	136	151	175	246
Overall length, full disengagement (mm)	A^F	62	69	72	80	84	94	93	105	102	114	117	131	127	140	151	184	252
Actuation ring Ø (mm)	B	55		65		73		92		99		120		135		152	174	243
Actuation ring Ø, full disengagement (mm)	B^F	62		70		83		98		117		132		155		177	187	258
Fit length (mm)	C	19		22		27		32		32		41		41		49	61	80
Inner diameter from Ø to Ø H7 (mm)	D¹ / D²	10-22		12-23		12-29		15-37		20-44		25-56		25-60		30-60	35-70	50-100
Outer diameter of coupling (mm)	E	49		55		66		81		90		110		123		133	157	200
Distance (mm)	F	13		16		18		19		19		23		25		31	30	34
Distance, (full disengagement) (mm)	F^F	13		14		17		18		17		20		22		20	26	31
6x Screw ISO 4017	I	M4		M5		M5		M6		M6		M8		M8		M10	M12	M16
Tightening torque (Nm)	I	4		6		8		12		14		18		25		40	70	120
Approx. weight (kg)		0.3		0.4		1.2		2.3		3.0		5.0		6.5		9.0	16.3	35
Moment of interia (10^-3 kgm²)	J_ges	0.10	0.15	0.28	0.30	0.75	0.80	1.90	2.00	2.80	3.00	5.5	6.0	11.0	12.8	20	42	257
Torsional stiffness (10³ Nm/rad)	C_T	20	15	39	28	76	55	175	110	191	140	420	350	510	500	780	1304	3400
Lateral misalignment max. (mm)		0.15	0.20	0.20	0.25	0.20	0.25	0.20	0.25	0.25	0.30	0.25	0.30	0.30	0.35	0.35	0.35	0.35
Angular misalignment max. (degrees)		1	1.5	1	1.5	1	1.5	1	1.5	1.5	2	1.5	2	2	2.5	2.5	2.5	2.5
Lateral spring stiffness (N/mm)		475	137	900	270	1200	380	1550	435	2040	610	3750	1050	2500	840	2000	3600	6070
Actuation path (mm)		1.5		1.5		1.7		1.9		2.2		2.2		2.2		2.2	3	3
Downloads Short Version		15		30		60		150		200		300		500		800	1500	2500
2D-DXF (single-position. load holding, multi-position)
3D-EXE (single-position, load holding, multi-position)
3D-STEP (single-position, load holding, multi-position)
2D-DXF (full disengagement)
3D-EXE (full disengagement)
3D-STEP (full disengagement)
Downloads Long Version		15		30		60		150		200		300		500		800	1500	2500
2D-DXF (single-position, load holding, multi-position)
3D-EXE (single-position, load holding, multi-position)
3D-STEP (single-position, load holding, multi-position)
2D-DXF (full disengagement)
3D-EXE (full disengagement)
3D-STEP (full disengagement)

A^F, B^F, L^F = full disengagement version

Ordering specifications
Order example for Torque Limiter SK3 Order example for Torque Limiter SK3
Possible versions
W = Single-position engagement
D = Multi-position engagement
G = Load holding
F = Full disengagement

Last update: 03.07.2006