The ABB NFZ40E-21 is a single-pole, double-throw (SPDT) contactor relay designed for switching auxiliary and control circuits in low-voltage applications. It offers a compact design, wide control voltage range, and surge protection for reliable operation.

• Summary:

  • SPDT contactor relay for low-voltage control circuits
  • 4 x NO (Normally Open) contacts

• Features:

  • Coil voltage: 24-60 VAC/20-60 VDC
  • Contact rating: 6 A at 250 VAC
  • Screw terminal connection
  • IP20 enclosure rating for indoor use
  • Built-in surge protection
  • Electronic coil interface for wide control voltage range

• Applications:

  • Switching solenoid valves, motors, and lights in control cabinets
  • Interfacing PLCs and other control systems to actuators
  • Building automation systems (verification recommended)

• Specifications:

  • Number of poles: 1 (SPDT)
  • Contact configuration: 4 NO (Normally Open)
  • Coil voltage: 24-60 VAC/20-60 VDC
  • Contact rating: 6 A at 250 VAC
  • Control circuit voltage range: Wide range thanks to electronic coil interface (specific voltage range not available from public sources, refer to ABB documentation)
  • Connection type: Screw terminals
  • Operating temperature: -60 °C to +80 °C
  • Enclosure rating: IP20
  • Agency approvals: Not available from publicly available sources. Refer to ABB documentation for approvals.

Please note that this is not an exhaustive list of features, applications, and specifications. For more detailed information, compatibility details, and to verify any claims listed, please refer to the ABB documentation.