ABB 1SBN010011R1001 Auxiliary contact block

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1. Product Overview

The ABB 1SBN010011R1001 is an industrial Auxiliary Contact Block designed to extend signaling and control functionality of contactors, relays, or circuit breakers. It provides a reliable normally closed contact output for status indication, remote signal acquisition, logic control, and interlock applications. The front-mount design allows direct attachment to the main device, enabling flexible and compact control circuit expansion suitable for industrial automation and low-voltage control systems.

2. Technical Specifications

• Model: 1SBN010011R1001

• Product Type: Auxiliary Contact Block

• Contact Configuration: 1 Normally Closed (1 NC)

• Rated Operational Voltage: AC/DC 690 V

• Rated Current: AC 5 A (rated load)

• Mechanical Life: ≥ 10,000,000 operations

• Electrical Life: ≥ 100,000 operations (rated load)

• Connection: Screw terminals

• Mounting: Front-mount, directly attaches to contactor or relay

• Degree of Protection: IP20

• Operating Temperature: -25 ℃ to +60 ℃

• Standards: IEC 60947‑5‑1

3. Advantages & Features

1. Reliable Signal Feedback
   Provides normally closed contact output for status indication, remote monitoring, and logic control.

2. Compact Design
   Front-mount configuration minimizes space usage, suitable for industrial control panels.

3. Long Mechanical and Electrical Life
   Ideal for frequent switching, enhancing system stability and reliability.

4. Wide Compatibility
   Works with a variety of ABB contactors, relays, and circuit breakers.

5. Industrial-Grade Safety
   Meets IEC standards for robust performance in industrial environments.

6. Flexible Applications
   Suitable for PLC/DCS input acquisition, interlock control, remote indicator lights, and other applications.

4. Application Areas

• Industrial automation control systems

• Contactor, relay, and circuit breaker control panels

• PLC/DCS status feedback

• Remote signal acquisition and logic control

• Motor control and sequencing circuits

• Electrical interlock and safety systems

5. Notes & Precautions

1. Disconnect power before installation and wiring to ensure safety.

2. Ensure voltage and current ratings match the control circuit to prevent overload.

3. Install in a dry, ventilated environment; avoid dust, moisture, and corrosive gases.

4. Periodically inspect contacts and terminals to ensure long-term reliability.

5. Use shielding or grounding in high electromagnetic interference environments.

6. Installation, commissioning, and maintenance should be performed by qualified electrical engineers.