Double joint couplings HKD/HKDI 5

About the product

For encoder coupling with larger displacement, e.g. footings No slack, torsion-resistant and fail-safe Extended service life for encoders, alternative insulated version

Application

• Compensation of axial displacement
• Parallel displacement compensation
• Insulation against existing bearing/shaft currents
  
  
• Mounting accuracy: Radial misalignment: up to ±0.5 mm / axial misalignment: up to ±1 mm
• Coupling type HKD 5…: Stainless steel coupling
• HKDI 5…: Stainless steel coupling with plastic screws (galvanically isolated)
• Drilling drive side max. Ø 22 mm with keyway or clamp
• Encoder side bore max. Ø 22 mm with keyway or clamp
• Outer diameter Ø 54 mm Maximum speed / frequency 8000 rpm
• Shock resistance short-term 50 g
• Vibration resistance short-term 10 g
• Temperature range HKD 5…: -50 °C to +120 °C HKDI 5…: -40 °C to +110 °C
• Insulation against bearing/shaft current HKD 5…: No HKDI 5…: Yes
• Mechanical options Insulation against bearing/shaft current (type HKSI)
• Possibility of mounting on larger shaft diameters with adapter shaft
• Total length 66–120 mm