ABB 1SFL471001R8411 Magnetic Contactor

1. Product Overview

ABB 1SFL471001R8411 is an industrial‑grade Magnetic Contactor designed for remote switching of motors, capacitive loads, resistive loads, and other equipment in power control systems. It offers reliable switching performance, durable mechanical structure, and long contact life, suitable for motor start/stop and other load control applications.

2. Main Technical Specifications (Typical)

• Model: 1SFL471001R8411

• Product Name: Magnetic Contactor

• Rated Insulation Voltage (Ui): 690 V AC

• Rated Operational Voltage: 690 V AC

• Rated Current: 9 A (typical rating, application dependent)

• Coil Voltage: Multiple options (AC/DC 24 V, 110 V, 220 V, etc.)

• Poles: 3‑pole configuration

• Contact Composition: Main contacts + auxiliary contacts (as configured)

• Mechanical Life: High cycle count for industrial durability

• Electrical Life: Designed for frequent load switching

• Mounting: DIN rail or screw mounting

• Operating Temperature: -25 ℃ to +55 ℃

• Protection Class: IP20 (for enclosure installation)

• Standards Compliance: IEC/EN 60947‑4‑1 and related low‑voltage switchgear standards

3. Advantages and Features

• Robust Mechanical Design
  Precision mechanical structure ensures stable and responsive contact operation.

• Long Service Life
  High mechanical and electrical lifetime suitable for high duty cycles.

• Multiple Coil Voltage Options
  Flexible coil voltage choices to match control system supply.

• Reliable Electrical Performance
  Optimized contact materials and arc suppression design for safe load switching.

• Expandable With Accessories
  Compatible with auxiliary contacts, undervoltage releases, and thermal overload relays.

4. Applications

• AC motor start/stop control

• Fans, pumps, compressors, and conveyor systems

• Industrial automation and production lines

• Heating and thermal process equipment control

• Machinery and power distribution control cabinets

• HVAC systems and large equipment remote switching

5. Precautions for Installation and Use

1. Match Coil Voltage: Confirm coil voltage matches the control supply before installation;

2. Secure Wiring: Tighten power and control connections to avoid poor contact;

3. Suitable Environment: Install in dry, ventilated places away from dust and corrosive gases;

4. Avoid Overload: Ensure load current stays within rated contactor capacity;

5. Routine Maintenance: Periodically check contact wear, coil condition, and connections;

6. Professional Installation: Installation and commissioning should be done by qualified electrical personnel.

The structure and details of the product：

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