ABB CA4-22E Auxiliary Contact

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ABB CA4-22E Auxiliary Contact

The ABB CA4-22E is a high-reliability auxiliary contact module designed for ABB contactors and circuit breakers. It extends the main contacts’ control functions, enabling remote signaling and additional control logic. It is suitable for various industrial automation and electrical control applications.

Main Technical Specifications

• Product type: Auxiliary Contact

• Model: CA4-22E

• Contact configuration: 2 NO + 2 NC (2 normally open + 2 normally closed)

• Rated insulation voltage: 690 V AC

• Rated operational current: 5 A

• Mounting: Directly mountable on compatible contactor or circuit breaker

• Mechanical endurance: ≥10,000,000 operations

• Electrical endurance: ≥100,000 operations

• Operating temperature range: -25 ℃ to +60 ℃

• Degree of protection: IP20

• Standards: IEC 60947-5-1, UL 508

Advantages and Features

• High reliability for accurate signal feedback

• Compact modular design, easy to install on contactor or breaker

• Supports various control logic applications, enhancing system functionality

• Long mechanical and electrical life reduces maintenance frequency

• Simple installation without additional accessories

Applications

• Industrial automation control systems

• Signal feedback for contactors and circuit breakers

• Motor control and protection systems

• Distribution and control panels

• Machinery and production line automation

Precautions

• Must be installed with compatible contactor or breaker

• Ensure load current and voltage do not exceed rated values

• Avoid exposed installation in high humidity or corrosive environments

• Periodically inspect contacts and mechanical operation

• Installation and maintenance must be performed by qualified personnel

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