SKN
Torque Limiter with clamping hub for indirect drives

5 - 1,800 Nm

SKN TORQUE LIMITER WITH CLAMPING HUB FOR INDIRECT DRIVES

SKN

Specifications SKN

SKN Series
Overall lengthA
Overall length +0.5 ("F" Version) (mm)AF
Inside diameter range H7 (mm)
D
Bolt circle diameter ± 0.2 (mm)F
Moment of inertia (10-3 kgm2)Jges.
Approximate weight (kg)
Screw ISO 4762N
Tightening torque of the fastening screw (Nm)N
Distance between centerlines (mm)P
Distance (mm)K
Distance (mm)L
Distance (mm)M
Distance (mm)R
Distance, ("F" Version) (mm)LF
Outside diameter clamp ring Ø (mm)O
Flange outside diameter -0.2 (mm)G
ThreadH
Thread depth (mm)I
Adjustment range available from - to (approx. values) (Nm)TKN
Adjustment range available from - to (approx. values) ("F" Version) (Nm)TKN
Actuation ring Ø (mm)B
Actuation ring Ø, ("F" Version) (mm)BF
Pilot diameter h7 (mm)E
Centering length -0.2 (mm)J
Diameter (mm)O1
Diameter (mm)O1
Diameter h7 (mm)O2
Actuation distance (mm)
Clamping length (mm)C
CAD Portal
SKN Serien15
Overall lengthA47
Overall length +0.5 ("F" Version) (mm)AF47
Inside diameter range H7 (mm)
D12-22
Bolt circle diameter ± 0.2 (mm)F47
Moment of inertia (10-3 kgm2)Jges.0,15
Approximate weight (kg)0,4
Screw ISO 4762NM5
Tightening torque of the fastening screw (Nm)N8
Distance between centerlines (mm)P17,5
Distance (mm)K8
Distance (mm)L27
Distance (mm)M6,5
Distance (mm)R2,5
Distance, ("F" Version) (mm)LF27
Outside diameter clamp ring Ø (mm)O49
Flange outside diameter -0.2 (mm)G53
ThreadH6xM4
Thread depth (mm)I6
Adjustment range available from - to (approx. values) (Nm)TKN5-10
8-20
Adjustment range available from - to (approx. values) ("F" Version) (Nm)TKN7-15
Actuation ring Ø (mm)B55
Actuation ring Ø, ("F" Version) (mm)BF62
Pilot diameter h7 (mm)E40
Centering length -0.2 (mm)J3
Diameter (mm)O135
Diameter (mm)O135
Diameter h7 (mm)O227
Actuation distance (mm)1,5
Clamping length (mm)C13,5
15
CAD
SKN Series
Overall lengthA
Overall length +0.5 ("F" Version) (mm)AF
Inside diameter range H7 (mm)
D
Bolt circle diameter ± 0.2 (mm)F
Moment of inertia (10-3 kgm2)Jges.
Approximate weight (kg)
Screw ISO 4762N
Tightening torque of the fastening screw (Nm)N
Distance between centerlines (mm)P
Distance (mm)K
Distance (mm)L
Distance (mm)M
Distance (mm)R
Distance, ("F" Version) (mm)LF
Outside diameter clamp ring Ø (mm)O
Flange outside diameter -0.2 (mm)G
ThreadH
Thread depth (mm)I
Adjustment range available from - to (approx. values) (Nm)TKN
Adjustment range available from - to (approx. values) ("F" Version) (Nm)TKN
Actuation ring Ø (mm)B
Actuation ring Ø, ("F" Version) (mm)BF
Pilot diameter h7 (mm)E
Centering length -0.2 (mm)J
Diameter (mm)O1
Diameter (mm)O1
Diameter h7 (mm)O2
Actuation distance (mm)
Clamping length (mm)C
CAD Portal
SKN Serien30
Overall lengthA59
Overall length +0.5 ("F" Version) (mm)AF59
Inside diameter range H7 (mm)
D14-25,4
Bolt circle diameter ± 0.2 (mm)F54
Moment of inertia (10-3 kgm2)Jges.0,25
Approximate weight (kg)0,7
Screw ISO 4762NM6
Tightening torque of the fastening screw (Nm)N15
Distance between centerlines (mm)P19
Distance (mm)K11
Distance (mm)L35
Distance (mm)M7,5
Distance (mm)R2,5
Distance, ("F" Version) (mm)LF37
Outside diameter clamp ring Ø (mm)O55
Flange outside diameter -0.2 (mm)G63
ThreadH6xM5
Thread depth (mm)I8
Adjustment range available from - to (approx. values) (Nm)TKN10-25
20-40
Adjustment range available from - to (approx. values) ("F" Version) (Nm)TKN8-20
16-30
Actuation ring Ø (mm)B65
Actuation ring Ø, ("F" Version) (mm)BF70
Pilot diameter h7 (mm)E47
Centering length -0.2 (mm)J5
Diameter (mm)O142
Diameter (mm)O142
Diameter h7 (mm)O236
Actuation distance (mm)1,5
Clamping length (mm)C16
30
CAD
SKN Series
Overall lengthA
Overall length +0.5 ("F" Version) (mm)AF
Inside diameter range H7 (mm)
D
Bolt circle diameter ± 0.2 (mm)F
Moment of inertia (10-3 kgm2)Jges.
Approximate weight (kg)
Screw ISO 4762N
Tightening torque of the fastening screw (Nm)N
Distance between centerlines (mm)P
Distance (mm)K
Distance (mm)L
Distance (mm)M
Distance (mm)R
Distance, ("F" Version) (mm)LF
Outside diameter clamp ring Ø (mm)O
Flange outside diameter -0.2 (mm)G
ThreadH
Thread depth (mm)I
Adjustment range available from - to (approx. values) (Nm)TKN
Adjustment range available from - to (approx. values) ("F" Version) (Nm)TKN
Actuation ring Ø (mm)B
Actuation ring Ø, ("F" Version) (mm)BF
Pilot diameter h7 (mm)E
Centering length -0.2 (mm)J
Diameter (mm)O1
Diameter (mm)O1
Diameter h7 (mm)O2
Actuation distance (mm)
Clamping length (mm)C
CAD Portal
SKN Serien60
Overall lengthA65
Overall length +0.5 ("F" Version) (mm)AF65
Inside diameter range H7 (mm)
D16-32
Bolt circle diameter ± 0.2 (mm)F63
Moment of inertia (10-3 kgm2)Jges.0,5
Approximate weight (kg)1
Screw ISO 4762NM8
Tightening torque of the fastening screw (Nm)N40
Distance between centerlines (mm)P23,5
Distance (mm)K11
Distance (mm)L37
Distance (mm)M9,5
Distance (mm)R2,5
Distance, ("F" Version) (mm)LF39
Outside diameter clamp ring Ø (mm)O67
Flange outside diameter -0.2 (mm)G72
ThreadH6xM5
Thread depth (mm)I9
Adjustment range available from - to (approx. values) (Nm)TKN10-30
25-80
Adjustment range available from - to (approx. values) ("F" Version) (Nm)TKN10-30
20-40
30-60
Actuation ring Ø (mm)B73
Actuation ring Ø, ("F" Version) (mm)BF83
Pilot diameter h7 (mm)E55
Centering length -0.2 (mm)J5
Diameter (mm)O149
Diameter (mm)O149
Diameter h7 (mm)O239
Actuation distance (mm)1,7
Clamping length (mm)C20
60
CAD
SKN Series
Overall lengthA
Overall length +0.5 ("F" Version) (mm)AF
Inside diameter range H7 (mm)
D
Bolt circle diameter ± 0.2 (mm)F
Moment of inertia (10-3 kgm2)Jges.
Approximate weight (kg)
Screw ISO 4762N
Tightening torque of the fastening screw (Nm)N
Distance between centerlines (mm)P
Distance (mm)K
Distance (mm)L
Distance (mm)M
Distance (mm)R
Distance, ("F" Version) (mm)LF
Outside diameter clamp ring Ø (mm)O
Flange outside diameter -0.2 (mm)G
ThreadH
Thread depth (mm)I
Adjustment range available from - to (approx. values) (Nm)TKN
Adjustment range available from - to (approx. values) ("F" Version) (Nm)TKN
Actuation ring Ø (mm)B
Actuation ring Ø, ("F" Version) (mm)BF
Pilot diameter h7 (mm)E
Centering length -0.2 (mm)J
Diameter (mm)O1
Diameter (mm)O1
Diameter h7 (mm)O2
Actuation distance (mm)
Clamping length (mm)C
CAD Portal
SKN Serien150
Overall lengthA71
Overall length +0.5 ("F" Version) (mm)AF73
Inside diameter range H7 (mm)
D19-40
Bolt circle diameter ± 0.2 (mm)F78
Moment of inertia (10-3 kgm2)Jges.1,6
Approximate weight (kg)1,3
Screw ISO 4762NM10
Tightening torque of the fastening screw (Nm)N70
Distance between centerlines (mm)P30
Distance (mm)K12
Distance (mm)L39
Distance (mm)M11
Distance (mm)R2,5
Distance, ("F" Version) (mm)LF41,5
Outside diameter clamp ring Ø (mm)O85
Flange outside diameter -0.2 (mm)G87
ThreadH6xM6
Thread depth (mm)I10
Adjustment range available from - to (approx. values) (Nm)TKN20-70
45-150
80-180
Adjustment range available from - to (approx. values) ("F" Version) (Nm)TKN20-60
40-80
80-150
Actuation ring Ø (mm)B92
Actuation ring Ø, ("F" Version) (mm)BF98
Pilot diameter h7 (mm)E68
Centering length -0.2 (mm)J5
Diameter (mm)O162
Diameter (mm)O162
Diameter h7 (mm)O250
Actuation distance (mm)1,9
Clamping length (mm)C23
150
CAD
SKN Series
Overall lengthA
Overall length +0.5 ("F" Version) (mm)AF
Inside diameter range H7 (mm)
D
Bolt circle diameter ± 0.2 (mm)F
Moment of inertia (10-3 kgm2)Jges.
Approximate weight (kg)
Screw ISO 4762N
Tightening torque of the fastening screw (Nm)N
Distance between centerlines (mm)P
Distance (mm)K
Distance (mm)L
Distance (mm)M
Distance (mm)R
Distance, ("F" Version) (mm)LF
Outside diameter clamp ring Ø (mm)O
Flange outside diameter -0.2 (mm)G
ThreadH
Thread depth (mm)I
Adjustment range available from - to (approx. values) (Nm)TKN
Adjustment range available from - to (approx. values) ("F" Version) (Nm)TKN
Actuation ring Ø (mm)B
Actuation ring Ø, ("F" Version) (mm)BF
Pilot diameter h7 (mm)E
Centering length -0.2 (mm)J
Diameter (mm)O1
Diameter (mm)O1
Diameter h7 (mm)O2
Actuation distance (mm)
Clamping length (mm)C
CAD Portal
SKN Serien200
Overall lengthA80
Overall length +0.5 ("F" Version) (mm)AF83
Inside diameter range H7 (mm)
D24-44
Bolt circle diameter ± 0.2 (mm)F85
Moment of inertia (10-3 kgm2)Jges.2,7
Approximate weight (kg)2
Screw ISO 4762NM12
Tightening torque of the fastening screw (Nm)N70
Distance between centerlines (mm)P32,5
Distance (mm)K12
Distance (mm)L44
Distance (mm)M13
Distance (mm)R3
Distance, ("F" Version) (mm)LF47
Outside diameter clamp ring Ø (mm)O94
Flange outside diameter -0.2 (mm)G98
ThreadH6xM6
Thread depth (mm)I10
Adjustment range available from - to (approx. values) (Nm)TKN30-90
60-160
120-240
Adjustment range available from - to (approx. values) ("F" Version) (Nm)TKN80-140
130-200
Actuation ring Ø (mm)B99
Actuation ring Ø, ("F" Version) (mm)BF117
Pilot diameter h7 (mm)E75
Centering length -0.2 (mm)J5
Diameter (mm)O167
Diameter (mm)O167
Diameter h7 (mm)O255
Actuation distance (mm)2,2
Clamping length (mm)C26
200
CAD
SKN Series
Overall lengthA
Overall length +0.5 ("F" Version) (mm)AF
Inside diameter range H7 (mm)
D
Bolt circle diameter ± 0.2 (mm)F
Moment of inertia (10-3 kgm2)Jges.
Approximate weight (kg)
Screw ISO 4762N
Tightening torque of the fastening screw (Nm)N
Distance between centerlines (mm)P
Distance (mm)K
Distance (mm)L
Distance (mm)M
Distance (mm)R
Distance, ("F" Version) (mm)LF
Outside diameter clamp ring Ø (mm)O
Flange outside diameter -0.2 (mm)G
ThreadH
Thread depth (mm)I
Adjustment range available from - to (approx. values) (Nm)TKN
Adjustment range available from - to (approx. values) ("F" Version) (Nm)TKN
Actuation ring Ø (mm)B
Actuation ring Ø, ("F" Version) (mm)BF
Pilot diameter h7 (mm)E
Centering length -0.2 (mm)J
Diameter (mm)O1
Diameter (mm)O1
Diameter h7 (mm)O2
Actuation distance (mm)
Clamping length (mm)C
CAD Portal
SKN Serien300
Overall lengthA84
Overall length +0.5 ("F" Version) (mm)AF87
Inside diameter range H7 (mm)
D30-56
Bolt circle diameter ± 0.2 (mm)F98
Moment of inertia (10-3 kgm2)Jges.5,2
Approximate weight (kg)3
Screw ISO 4762NM12
Tightening torque of the fastening screw (Nm)N130
Distance between centerlines (mm)P39
Distance (mm)K15
Distance (mm)L47
Distance (mm)M13
Distance (mm)R3
Distance, ("F" Version) (mm)LF51,5
Outside diameter clamp ring Ø (mm)O110
Flange outside diameter -0.2 (mm)G112
ThreadH6xM8
Thread depth (mm)I10
Adjustment range available from - to (approx. values) (Nm)TKN100-200
150-240
200-320
Adjustment range available from - to (approx. values) ("F" Version) (Nm)TKN120-180
160-300
Actuation ring Ø (mm)B120
Actuation ring Ø, ("F" Version) (mm)BF132
Pilot diameter h7 (mm)E82
Centering length -0.2 (mm)J6
Diameter (mm)O175
Diameter (mm)O175
Diameter h7 (mm)O265
Actuation distance (mm)2,2
Clamping length (mm)C26
300
CAD
SKN Series
Overall lengthA
Overall length +0.5 ("F" Version) (mm)AF
Inside diameter range H7 (mm)
D
Bolt circle diameter ± 0.2 (mm)F
Moment of inertia (10-3 kgm2)Jges.
Approximate weight (kg)
Screw ISO 4762N
Tightening torque of the fastening screw (Nm)N
Distance between centerlines (mm)P
Distance (mm)K
Distance (mm)L
Distance (mm)M
Distance (mm)R
Distance, ("F" Version) (mm)LF
Outside diameter clamp ring Ø (mm)O
Flange outside diameter -0.2 (mm)G
ThreadH
Thread depth (mm)I
Adjustment range available from - to (approx. values) (Nm)TKN
Adjustment range available from - to (approx. values) ("F" Version) (Nm)TKN
Actuation ring Ø (mm)B
Actuation ring Ø, ("F" Version) (mm)BF
Pilot diameter h7 (mm)E
Centering length -0.2 (mm)J
Diameter (mm)O1
Diameter (mm)O1
Diameter h7 (mm)O2
Actuation distance (mm)
Clamping length (mm)C
CAD Portal
SKN Serien500
Overall lengthA101
Overall length +0.5 ("F" Version) (mm)AF107
Inside diameter range H7 (mm)
D35-60
Bolt circle diameter ± 0.2 (mm)F110
Moment of inertia (10-3 kgm2)Jges.8,6
Approximate weight (kg)4
Screw ISO 4762NM14
Tightening torque of the fastening screw (Nm)N210
Distance between centerlines (mm)P43,5
Distance (mm)K21
Distance (mm)L59
Distance (mm)M14,5
Distance (mm)R4
Distance, ("F" Version) (mm)LF68
Outside diameter clamp ring Ø (mm)O121
Flange outside diameter -0.2 (mm)G128
ThreadH6xM8
Thread depth (mm)I12
Adjustment range available from - to (approx. values) (Nm)TKN80-200
200-350
300-500
Adjustment range available from - to (approx. values) ("F" Version) (Nm)TKN50-150
100-300
250-500
Actuation ring Ø (mm)B135
Actuation ring Ø, ("F" Version) (mm)BF155
Pilot diameter h7 (mm)E90
Centering length -0.2 (mm)J9
Diameter (mm)O184
Diameter (mm)O184
Diameter h7 (mm)O272
Actuation distance (mm)2,2
Clamping length (mm)C30
500
CAD
SKN Series
Overall lengthA
Overall length +0.5 ("F" Version) (mm)AF
Inside diameter range H7 (mm)
D
Bolt circle diameter ± 0.2 (mm)F
Moment of inertia (10-3 kgm2)Jges.
Approximate weight (kg)
Screw ISO 4762N
Tightening torque of the fastening screw (Nm)N
Distance between centerlines (mm)P
Distance (mm)K
Distance (mm)L
Distance (mm)M
Distance (mm)R
Distance, ("F" Version) (mm)LF
Outside diameter clamp ring Ø (mm)O
Flange outside diameter -0.2 (mm)G
ThreadH
Thread depth (mm)I
Adjustment range available from - to (approx. values) (Nm)TKN
Adjustment range available from - to (approx. values) ("F" Version) (Nm)TKN
Actuation ring Ø (mm)B
Actuation ring Ø, ("F" Version) (mm)BF
Pilot diameter h7 (mm)E
Centering length -0.2 (mm)J
Diameter (mm)O1
Diameter (mm)O1
Diameter h7 (mm)O2
Actuation distance (mm)
Clamping length (mm)C
CAD Portal
SKN Serien800
Overall lengthA115
Overall length +0.5 ("F" Version) (mm)AF126
Inside diameter range H7 (mm)
D40-62
Bolt circle diameter ± 0.2 (mm)F120
Moment of inertia (10-3 kgm2)Jges.20
Approximate weight (kg)5,5
Screw ISO 4762NM16
Tightening torque of the fastening screw (Nm)N270
Distance between centerlines (mm)P45
Distance (mm)K19
Distance (mm)L67
Distance (mm)M18
Distance (mm)R4
Distance, ("F" Version) (mm)LF75
Outside diameter clamp ring Ø (mm)O134
Flange outside diameter -0.2 (mm)G140
ThreadH6xM10
Thread depth (mm)I15
Adjustment range available from - to (approx. values) (Nm)TKN400-650
500-800
600-850
Adjustment range available from - to (approx. values) ("F" Version) (Nm)TKN200-400
450-800
Actuation ring Ø (mm)B152
Actuation ring Ø, ("F" Version) (mm)BF177
Pilot diameter h7 (mm)E100
Centering length -0.2 (mm)J10
Diameter (mm)O191
Diameter (mm)O191
Diameter h7 (mm)O275
Actuation distance (mm)2,2
Clamping length (mm)C35
800
CAD
SKN Series
Overall lengthA
Overall length +0.5 ("F" Version) (mm)AF
Inside diameter range H7 (mm)
D
Bolt circle diameter ± 0.2 (mm)F
Moment of inertia (10-3 kgm2)Jges.
Approximate weight (kg)
Screw ISO 4762N
Tightening torque of the fastening screw (Nm)N
Distance between centerlines (mm)P
Distance (mm)K
Distance (mm)L
Distance (mm)M
Distance (mm)R
Distance, ("F" Version) (mm)LF
Outside diameter clamp ring Ø (mm)O
Flange outside diameter -0.2 (mm)G
ThreadH
Thread depth (mm)I
Adjustment range available from - to (approx. values) (Nm)TKN
Adjustment range available from - to (approx. values) ("F" Version) (Nm)TKN
Actuation ring Ø (mm)B
Actuation ring Ø, ("F" Version) (mm)BF
Pilot diameter h7 (mm)E
Centering length -0.2 (mm)J
Diameter (mm)O1
Diameter (mm)O1
Diameter h7 (mm)O2
Actuation distance (mm)
Clamping length (mm)C
CAD Portal
SKN Serien1500
Overall lengthA145
Overall length +0.5 ("F" Version) (mm)AF160
Inside diameter range H7 (mm)
D50-72
Bolt circle diameter ± 0.2 (mm)F148
Moment of inertia (10-3 kgm2)Jges.31,5
Approximate weight (kg)10
Screw ISO 4762NM20
Tightening torque of the fastening screw (Nm)N500
Distance between centerlines (mm)P52
Distance (mm)K25
Distance (mm)L82
Distance (mm)M22,5
Distance (mm)R4,5
Distance, ("F" Version) (mm)LF94
Outside diameter clamp ring Ø (mm)O157
Flange outside diameter -0.2 (mm)G165
ThreadH6xM12
Thread depth (mm)I16
Adjustment range available from - to (approx. values) (Nm)TKN600-800
700-1200
1000-1800
Adjustment range available from - to (approx. values) ("F" Version) (Nm)TKN1000-1250
1250-1500
Actuation ring Ø (mm)B174
Actuation ring Ø, ("F" Version) (mm)BF187
Pilot diameter h7 (mm)E125
Centering length -0.2 (mm)J13,5
Diameter (mm)O1112
Diameter (mm)O1112
Diameter h7 (mm)O292
Actuation distance (mm)3
Clamping length (mm)C46
1500
CAD

Properties

  • Design:
    • with clamping hub and 1 radial screw ISO 4762
    • absolutely backlash free through frictional clamping connection
  • Tempertaure range: -30° C to +120° C (-22° F to +248° F)
  • Service life: Maintenance free when operated within the technical specifications.
  • Tolerance: Tolerance between hub an shaft 0.01 - 0.05 mm.
  • Material:
    • torque limiting portion: high-strength, hardened steel
    • clamping hub: up to series 500, aluminium
    • from series 800, steel
  • Properties of Torque Limiter model SKN:
    • absolutely backlash-free and torsionally rigid
    • compact, simple design
    • disengagement detection is achieved through indexing ring movement
    • low residual friction following disengagement
    • low moment of interia
    • precise overload protection
    • disengagement within msecs


Overview