STE
with simple keyway mounting

0,2 - 14 KNm

STE Safety Coupling with simple keyway mounting

Specifications STE

STE series 2 5 10
Adjustment range available from to (KNm)
0.2 - 0.5
3xST1
0.5 - 1.0
6xST10
1.0 - 1.5
6x ST10
0.7 - 2
3xST15
1.2 - 4
6xST15
3.2 - 5
6x ST15
2 - 5
3xST15
4 - 10
6xST15
6 - 14
9x ST15
Elastomer coupling size2500 4500 9500
Elastomer insert typeA1A / B A / B A / B
Overall length ±2 (mm)A1282 333 414
Length of torque limiting portion (mm)A2120 150 183
Flange outside diameter (ST portion) (mm)B1198 220 270
Flange outside diameter (elastomer portion) (mm)B2160 225 290
Fit length/keyway length D1C188 113 142.5
Fit length/keyway length D2 (mm)C2100 121 120
Bore depth (torque limiting portion) (mm)C3100 124 158
Bore diameter (elastomer portion) Ø – Ø F7 (mm)D130-95 40-130 50-170
Bore diameter (torque limiting portion) Ø – Ø F7 (mm)D230-75 40-90 40-110
Length (mm)E169 70 70
Length (mm)E237 47 22
Hub diameter (mm)F154 190 160
Bore for fastening screw (mm)Qmax ø75 max ø90 max ø110
Distance (mm)L13.5 16.5 45
Distance (mm)M51.5 66.5 95
Actuation path (mm)N3.5 4.5 4.5
Mounting diameter - elements (mm)O154 171 220
Hub outside diameter (mm)P104 120 170
Moment of inertia (approx.)
Dmax & 9 Sgmt (10-3kgm2)
145 337 1040
Speed max. (rpm)6000 3000 2400
Approx. weight at Dmax & 9 sgmt (kg) 31 47 95
Axial (mm)± 3 ± 4 1.5
Lateral Elastomer insert type A / B (mm)0.5 / 0.3 0.5 / 0.3 0.6 / 0.4
Angular Elastomer insert type A / B (degree)1.5 / 1.0 1.5 / 1.0 1.5 / 1.0
Dynamic torsional stiffness at TKN
(Elastomer insert type A / B) (103 Nm/rad)
175 / 216 337 / 743 1180 / 1340
NULL
CAD Portal 2 5 10
2D/3D Data 

Properties

MATERIAL

  • Clutch segment: hardened steel ( nitrocarburized surface)
  • Elastomer segment: TPU in various Shore hardnesses
  • Jaw coupling segments: GGG40

DESIGN

  • Drive side: coupling hub with simple keyway mounting
  • Driven side: coupling hub with simple keyway mounting and elastomer segments
  • Safety elements: evenly spaced around the circumference; externally adjustable

DESIGN

  • Two precision machined hubs with curved jaws and conical clamping rings.

FIT CLEARANCE

  • Overall shaft / hub tolerance 0.01 - 0.025 mm