ABB 1SBL281001R8410 3-pole contactor

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1. Product Overview

The ABB 1SBL281001R8410 is a 3‑pole AC contactor designed for remote switching of AC loads such as motors, lighting, heaters, and other industrial equipment. It combines a high‑performance electromagnetic coil with quality contact materials, providing reliable operation and long service life in industrial automation and power distribution applications.

2. Technical Specifications

• Model: 1SBL281001R8410

• Product Type: 3‑Pole AC Contactor

• Rated Operational Voltage: 690 V AC

• Rated Current: 28 A (main contacts)

• Coil Voltage: 220 V AC / 50 Hz (other coil voltage options available such as 110 V, 380 V)

• Number of Poles: 3 main contacts + 1 auxiliary contact (NO)

• Contact Configuration Code: 30 (3 main contacts, normally open)

• Mechanical Life: ≥ 10,000,000 operations

• Electrical Life: ≥ 200,000 operations (at rated load)

• Insulation Class: F

• Mounting: DIN rail or panel mounting

• Protection Class: IP20

• Operating Temperature: ‑25 ℃ to +55 ℃

• Standards Compliance: IEC 60947‑4‑1, GB/T 14048.4

• Key Features: Compact, stable switching performance, suitable for automation control

3. Key Advantages & Features

• Reliable Switching Performance – High‑quality contacts ensure stable operation even under frequent switching.

• Long Service Life – Designed for high mechanical and electrical durability.

• Compact Design – Space‑saving form factor suitable for DIN rail or panel installation.

• Auxiliary Contact Extension – Built‑in auxiliary contact provides feedback and interlock signal expansion.

• Standards Compatibility – Conforms to international industrial standards for seamless integration.

• Multiple Coil Voltage Options – Flexibility to match different control voltage supplies.

4. Typical Applications

• Industrial motor control (pumps, fans, compressors)

• Automation production line control systems

• Lighting and heating load switching

• Control panel and distribution board switching

• Remote signal control and device interlocking

• Drive and control of light to medium‑duty machinery

5. Installation & Usage Notes

• Electrical Matching – Ensure rated voltage and current match the load to avoid contact damage.

• Coil Voltage Matching – Control supply voltage must match the contactor coil rating for correct operation.

• Proper Wiring – Follow control circuit wiring guidelines to avoid misoperation or short circuits.

• Cooling & Ventilation – Install in well‑ventilated panel to avoid overheating.

• Periodic Inspection – Regularly check contact wear and coil condition to extend service life.

• Environmental Requirements – Avoid prolonged exposure to high humidity, corrosive, or high‑vibration environments; use protective measures if needed.