Flexible coupling ECW

stainless steelsanitaryfor food

Product overview
ENEMAC stainless steel couplings are manufactured in Hygienic Design using A2 and A4 stainless steels and meet strict hygiene requirements for food, pharmaceutical and medical applications as well as cleanrooms. The range includes safety couplings, shaft couplings, lamella couplings, metal bellows couplings and distance couplings designed for hygiene-sensitive environments.

Safety couplings — for direct drives

• ECWB | With metal bellows and clamping hubs
  • Rated torque (TA): 5 Nm - 900 Nm
  • Bore diameters (ØD1): 8 mm - 62 mm
  • Bore diameters (ØD2): 10 mm - 65 mm
  • Features: backlash-free, high torsional stiffness
• ECWD | With elastomer connection and clamping hubs
  • Rated torque (TA): 5 Nm - 900 Nm
  • Bore diameters (ØD1): 8 mm - 70 mm
  • Bore diameters (ØD2): 10 mm - 65 mm
  • Features: plug-in, vibration-damping

Safety couplings — for indirect drives

• ECW | With integrated ball bearing
  • Rated torque (TA): 5 Nm - 900 Nm
  • Bore diameter (ØD): 10 mm - 65 mm
  • Shaft connection: clamping ring hub
  • Features: suitable for high bearing loads
• ECV | With integrated ball bearing
  • Rated torque (TA): 5 Nm - 900 Nm
  • Bore diameter (ØD): 8 mm - 58 mm
  • Shaft connection: parallel keyway
  • Features: for high bearing forces
• ECE_ES | Compact design for limited space
  • Rated torque (TA): 2 Nm - 900 Nm
  • Bore diameter (ØD): 10 mm - 50 mm
  • Shaft connection: parallel keyway
  • Features: for flange mounts in hygiene-sensitive plants
• ECG_ES | Narrow sliding bearing section
  • Rated torque (TA): 2 Nm - 900 Nm
  • Bore diameter (ØD): 10 mm - 50 mm
  • Shaft connection: parallel keyway
  • Features: for chain or timing-belt drives in hygiene-sensitive plants
• ECI_ES | Wide sliding bearing section
  • Rated torque (TA): 2 Nm - 900 Nm
  • Bore diameter (ØD): 10 mm - 50 mm
  • Shaft connection: parallel keyway
  • Features: for timing-belt drives in hygiene-sensitive plants
• ECR | Enclosed design
  • Rated torque (TA): 15 Nm - 350 Nm
  • Bore diameter (ØD): 16 mm - 42 mm
  • Shaft connection: parallel keyway
  • Features: for chain or timing-belt drives in hygiene-sensitive plants
• ECS_ES | Optional with sprocket (slip coupling)
  • Rated torque (TA): 1 Nm - 950 Nm
  • Bore diameters (ØD): 6 mm - 8 mm
  • Shaft connection: parallel keyway
  • Features: slip coupling for simple chain or timing-belt drives

Shaft couplings

• EWJ | Elastomer couplings — vibration-damping, for hygiene-sensitive applications
  • Rated torque (TA): 6 Nm - 650 Nm
  • Bore diameters (ØD1/ØD2): 6 mm - 70 mm
  • Shaft connection: clamping hub
  • Max. speed (n): 29000 1/min

Lamella couplings

• EWZK_ES | For heavy-duty outdoor applications
  • Rated torque (TA): 40 Nm - 7000 Nm
  • Bore diameters (ØD1/ØD2): 10 mm - 110 mm
  • Shaft connection: parallel keyway
  • Max. speed (n): 14500 1/min

Metal bellows couplings

• EWC | Standard series for hygiene-sensitive applications
  • Rated torque (TA): 1.5 Nm - 1000 Nm
  • Bore diameters (ØD1/ØD2): 3 mm - 90 mm
  • Shaft connection: clamping hub
  • Max. speed (n): 23000 1/min
• EWR | Easy assembly for hygiene-sensitive areas
  • Rated torque (TA): 10 Nm - 1200 Nm
  • Bore diameters (ØD1/ØD2): 7 mm - 85 mm
  • Shaft connection: half-shell hub
  • Max. speed (n): 28000 1/min

Distance couplings

• EWLC | Variable length up to 3 m
  • Rated torque (TA): 10 Nm - 1200 Nm
  • Bore diameters (ØD1/ØD2): 7 mm - 85 mm
  • Shaft connection: half-shell hub
  • Length range: 92 mm - 3000 mm

Technical specifications

• Materials: stainless steel A2 and A4 (Hygienic Design)
• Applications: food production, pharmaceutical industry, medical technology, cleanrooms
• Product families: safety couplings (direct/indirect), shaft couplings, lamella couplings, metal bellows couplings, distance couplings
• Rated torque ranges: from 1 Nm to 7000 Nm (depending on type)
• Bore diameter ranges: from 3 mm to 110 mm (depending on type)
• Shaft connections: clamping hub, clamping ring hub, parallel keyway, half-shell hub
• Max. speeds (depending on type): e.g. EWJ 29000 1/min, EWC 23000 1/min, EWZK_ES 14500 1/min, EWR 28000 1/min
• Distance coupling length range: up to 3000 mm
• Features: backlash-free, high torsional stiffness, vibration-damping, plug-in options, enclosed designs, compact variants for limited space, slip-coupling options