Single-link coupling HK/HKI 5..

About the product

For encoder connections with small displacement, e.g. flange mounts Backlash-free, torsion-resistant and fail-safe Extended service life of encoders. Alternative: insulated version

Application

• Compensation of axial displacement
• Compensation of angular displacement
• Insulation against existing bearing/shaft currents

• Mounting accuracy Angular misalignment: up to 0.5° / axial misalignment: up to ±1 mm Coupling type
• HK 5…: Stainless steel coupling
• HKI 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 10,000 rpm
• Shock resistance 10 g (short-term 100 g)
• Vibration resistance 3 g (short-term 20 g)
• Temperature range HK 5...: -50 °C to +120 °C HKI 5...: -40 °C to +110 °C
• Insulation against bearing/shaft current HK 5…: No HKI 5…: Yes
• Mechanical options: Insulation against bearing/shaft current (type HKI) Large diameter possible using adapter shaft
• Total length 42–68 mm