ABB NF22E-11 Contactor

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1. Product Overview

The ABB NF22E-11 is an AC contactor designed for switching AC motors and various industrial loads.
It features a high-performance electromagnetic coil, compact design, and reliable operation, widely used in industrial automation, motor control, and distribution systems.

2. Main Technical Specifications (Typical)

• Model: NF22E-11

• Product Type: AC Contactor

• Rated Operational Voltage: AC 400 V

• Rated Operational Current: 22 A

• Poles: 3 Normally Open + 1 Auxiliary Contact (NO/NC optional)

• Coil Rated Voltage: AC 110–240 V, 50/60 Hz

• Mechanical Life: ≥ 10,000,000 operations

• Electrical Life: ≥ 600,000 operations (load dependent)

• Mounting: DIN rail or screw mount

• Protection Class: IP20

• Operating Temperature Range: -25 ℃ to +60 ℃

• Material: Flame-retardant plastic + copper contacts

3. Key Advantages and Features

1. High Reliability and Durability

   • Long electrical and mechanical life

   • Copper contacts ensure stable conduction

2. Compact Design

   • Space-saving, suitable for multi-channel control

3. Multi-Functional Configuration

   • 3 NO + 1 auxiliary contact, optional NO/NC

   • Can be used for control circuits and signal output

4. Industrial-Grade Performance

   • Wide operating temperature, suitable for industrial environment

   • Flame-retardant materials for safety

5. Easy Installation and Maintenance

   • DIN rail or screw mounting

   • Quick-connect terminals for convenient maintenance

4. Typical Applications

• Industrial automation control systems

• Motor starting and control

• Distribution systems and switchgear

• HVAC systems, fans, and pumps control

• Power, metallurgical, mining, chemical, and industrial sectors

5. Installation and Maintenance Notes

1. Power Matching

   • Ensure coil voltage matches the control power supply

2. Installation Guidelines

   • Securely mount on DIN rail or screw

   • Avoid high humidity or dusty environments

3. Load Matching

   • Do not exceed rated load current

   • Avoid frequent overload operation

4. Periodic Inspection

   • Check contact wear

   • Check terminal tightness

5. Safety Precautions

   • Disconnect power before installation or maintenance

   • Avoid live operation