ABB 1SBL177001R1301 Contactor

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• 1. Product Overview

  The ABB 1SBL177001R1301 Contactor is an industrial-grade AC contactor designed for low-voltage circuits, motor starting, control, and protection. It provides reliable switching of electrical circuits, with high durability and breaking capacity, suitable for industrial automation, power distribution, and machinery control.

  This contactor is widely used in Motor Control Centers (MCC), distribution panels, and automation control systems to ensure safe operation and stable power delivery.

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  2. Technical Specifications

  • Model: 1SBL177001R1301

  • Type: AC Contactor

  • Rated Current: 25 A (AC-3 400 V, three-phase motor control)

  • Rated Voltage: AC 690 V / DC 220 V

  • Number of Poles: 3

  • Coil Voltage: 230 V AC / 50-60 Hz

  • Breaking Capacity: Up to 25 A (AC-3 400 V)

  • Mechanical Life: > 10,000,000 operations

  • Electrical Life: > 1,000,000 operations (AC-3 load)

  • Auxiliary Contacts: Optional

  • Mounting: 35 mm DIN rail or screw mount

  • Protection Rating: IP20

  • Operating Temperature: -25 to +55 °C

  • Storage Temperature: -40 to +70 °C

  • Dimensions (WxHxD): 45 × 81 × 78 mm

  • Weight: ~0.35 kg

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  3. Key Advantages & Features

  1. High Reliability
     Industrial-grade construction ensures stable performance under frequent switching.

  2. Durable Design
     Long mechanical and electrical life for high-volume switching applications.

  3. Flexible Installation
     DIN rail or screw mounting provides convenient integration into control panels.

  4. Wide Compatibility
     Suitable for controlling AC motors, lighting circuits, heating equipment, and other industrial loads.

  5. High Safety
     IP20 protection and optional auxiliary contacts for reliable operation and signaling feedback.

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  4. Typical Applications

  • Industrial automation control systems

  • Motor starting and control (pumps, fans, compressors, etc.)

  • Distribution panels and power control systems

  • Machinery control and electrical switching

  • HVAC systems and motor drive applications

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  5. Installation & Usage Notes

  1. Verify rated current and voltage match the actual load before installation.

  2. Ensure secure and correct wiring to prevent loose connections or contact issues.

  3. Install in a well-ventilated environment, free from corrosive gases or dust.

  4. Always power off before wiring or maintenance to ensure safety.

  5. Periodically check contacts and coil condition for long-term reliability.

The structure and details of the product：

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