ABB NFZ44E-23 1SBH136001R2344 Intermediate Relay

• Coil Voltage: 100-250V AC/DC (50/60Hz)
• Contact Configuration: 4 NO (Normally Open) contacts
• Contact Rating:
  • AC: 690V, 6A
  • DC: 250V, 6A
• Mounting: Clip-on design for compatible ABB contactors or DIN rail mounting
• Terminal Type: Screw terminals for secure wire connections
• Operating Temperature: -20°C to +60°C
• Storage Temperature: -40°C to +85°C
• Dimensions: Approximately 45mm (width) × 77mm (depth) × 86mm (height)
• Weight: Around 200 grams
• Certifications: Complies with IEC 60947, UL, CSA, and other international standards

Functional Features

• High Reliability: Designed for continuous operation in harsh industrial environments with minimal maintenance.
• Versatile Voltage Range: Supports both AC and DC coil voltages from 100V to 250V, making it suitable for global applications.
• Multiple Contact Configuration: Four NO contacts provide flexibility for controlling multiple circuits simultaneously.
• Electrical Isolation: Galvanic isolation between the coil and contacts ensures safety and reduces electrical noise interference.
• Robust Construction: Durable housing and screw terminals withstand vibrations and mechanical stress.
• Easy Installation: Clip-on mounting simplifies integration with ABB contactors or DIN rails.
• LED Indicators: Some variants may include LED status indicators for monitoring coil activation (check specific model documentation).

Application Scenarios

• Industrial Automation: Used in PLC-based control systems to extend the number of output contacts or isolate high-voltage circuits.
• Power Distribution: Controls circuit breakers, switches, and other protective devices in electrical panels.
• Motor Control: Directly manages small motors, pumps, and fans in machinery and equipment.
• Building Management: Integrates with HVAC, lighting, and security systems for automated control.
• Process Control: Monitors and controls valves, actuators, and sensors in chemical, petrochemical, and water treatment plants.
• Renewable Energy: Supports solar inverter systems and wind turbine control panels for reliable operation.

Advantages

• Cost-Effective Solution: Provides a reliable and affordable way to expand control capabilities without upgrading the entire system.
• Global Compatibility: Meets international standards, ensuring seamless integration into diverse industrial environments.
• Long Service Life: Designed for durability, reducing downtime and maintenance costs.
• Scalability: Easily scalable to accommodate future system expansions or modifications.