ABB UAF110-30-00RA Three-Phase Contactor

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Product Overview

ABB UAF110-30-00RA Three-Phase Contactor
The ABB UAF110-30-00RA is a high-performance three-phase AC contactor used for controlling and switching three-phase AC loads such as motors, heaters, lighting, and industrial equipment. The contactor features high-quality electrical contacts and coil design to ensure reliability during frequent operation. Its compact structure is suitable for installation in industrial control panels and can be combined with auxiliary contacts, overload relays, and other accessories for flexible control system configuration.

Technical Specifications

• Model: UAF110-30-00RA

• Device Type: Three-Phase Contactor

• Rated Operational Current: 110 A

• Rated Voltage: AC 690 V / 50–60 Hz

• Coil Voltage: AC/DC selectable (confirm model)

• Poles: 3P (Three Pole)

• Contact Configuration: 3 NO (Normally Open)

• Mechanical Life: ≥ 10,000,000 operations

• Electrical Life: ≥ 1,000,000 operations

• Mounting Method: DIN rail or screw mounting

• Protection Class: IP20

• Operating Temperature: -25℃ to +60℃

• Standards & Certifications: IEC 60947-4-1 / IEC 60947-1

Advantages and Features

1. High Reliability
   High-quality electrical contacts and coil design ensure long life and stable operation.

2. Compact Design
   Small footprint for installation in industrial control panels or distribution systems.

3. Modular Expandability
   Can be combined with auxiliary contacts, overload relays, and control accessories for flexible configuration.

4. Industrial Durability
   Resistant to high temperature, vibration, and electrical interference, suitable for harsh environments.

5. Wide Compatibility
   Suitable for switching and controlling various motors, heaters, and industrial loads.

Typical Applications

• Industrial automation control systems

• Three-phase motor control and starting

• Conveyors, pumping stations, and fan systems

• Industrial heaters, furnaces, and process equipment

• PLC/DCS system electrical control interfaces

• Building and commercial distribution systems

Installation & Usage Notes

1. Power Off Before Installation: Disconnect power to ensure safety.

2. Correct Wiring: Connect main contacts and coil wiring according to the diagram to prevent misoperation.

3. Environmental Conditions: Install in dry, ventilated areas, avoiding dust, corrosive gases, and high humidity.

4. Load Matching: Ensure load current does not exceed contactor rated current to prevent overload damage.

5. Regular Inspection: Check contact wear and coil condition to ensure long-term stable operation.