ABB SACO 16A3 Alarm Indicator

• ABB SACO 16A3 Alarm Indicator

  1. Product Overview

  The ABB SACO 16A3 is an alarm indicator module used in electrical control systems to visually display equipment status, warnings, or fault signals. It is typically installed on distribution panels, control cabinets, or equipment front panels. The alarm indicator features a simple structure and clear visual feedback, and it is compatible with safety relays, PLCs, and automation systems to support on‑site monitoring and fault diagnostics.

  2. Technical Specifications

  • Model: SACO 16A3

  • Product Type: Alarm Indicator

  • Indication Type: Visual status display / alarm lamp

  • Indicator Colors: Typically red, yellow, green (model dependent)

  • Input Signal Voltage: 24 V DC (common), optional 110/230 V AC/DC versions

  • Mounting: DIN rail or panel mount

  • Electrical Connection: Screw terminals or plug‑in terminals

  • Operating Temperature: -25 °C to +55 °C

  • Protection Class: IP20

  • Physical Size: Compact for panel integration

  • Display Type: LED / indicator lamp depending on configuration

  3. Advantages and Features

  1. Clear Visual Feedback
     Color‑coded indicator lamps provide intuitive display of operating status, alarms and faults for quick on‑site assessment.

  2. Easy Installation
     Supports DIN rail or panel mounting, saving space and simplifying wiring.

  3. High Compatibility
     Works with PLCs, relay outputs, and automation systems for flexible control system integration.

  4. Fast Response
     LED indicator lamps have fast response and high brightness, ensuring visibility under various lighting conditions.

  5. Durable and Reliable
     Industrial‑grade design offers stable performance for typical industrial environments.

  4. Typical Applications

  • Control cabinet alarm status display

  • Automation equipment fault indication

  • Power distribution system alarm signaling

  • Electromechanical equipment status monitoring

  • Front‑end alarm display for PLC/DCS systems

  5. Installation and Usage Notes

  • Disconnect power before installation to avoid electric shock.

  • Ensure the input voltage type matches the indicator configuration (AC or DC).

  • Follow the wiring diagram and ensure secure connections between indicator and control circuit.

  • Avoid prolonged use in high humidity or corrosive environments.

  • Periodically check indicator operation; replace or service if malfunctioning.

The structure and details of the product：

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