ABB 1SDA038319R1 Electronic Time Delay

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1. Product Overview

The ABB 1SDA038319R1 Electronic Time Delay is an electronic timing module used in ABB electrical control systems.
It provides timed delay actions such as delayed on/off, sequence control, or protection logic. The module is widely used in industrial automation, distribution panels, and control systems to ensure devices operate according to preset timing logic, enhancing system safety and reliability.

2. Main Technical Specifications (Typical)

• Model: 1SDA038319R1

• Product Type: Electronic Time Delay

• Rated Voltage: AC/DC 24–240 V (depending on version)

• Time Delay Range: 0.1 seconds to 100 hours (adjustable)

• Output Type: Relay output (SPDT / DPDT)

• Operating Mode: ON-delay / OFF-delay / Interval timing

• Response Accuracy: ±1%

• Power Consumption: < 1 W

• Mounting: DIN rail or panel mounting

• Operating Temperature Range: -20 ℃ to +60 ℃

• Protection Class: IP20

3. Key Advantages and Features

1. Accurate Timing Control

   • Wide time range and precise response

   • Supports multiple timing modes (ON-delay, OFF-delay, interval)

2. High Reliability

   • Electronic control design ensures long service life

   • Vibration and interference resistant

3. Easy Installation and Maintenance

   • DIN rail or panel mounting for easy on-site operation

   • Compact design saves space

4. Flexible Application

   • Can be used with various industrial relays, contactors, and control modules

   • Supports multiple voltage inputs for different industrial environments

5. High Safety

   • Stable output prevents misoperation

   • Enhances system protection and control reliability

4. Typical Applications

• Timing control in industrial control panels

• Motor start sequence control

• Delay protection in distribution systems

• Action control in automated production lines

• HVAC systems and pump/valve sequence control

• Automation in chemical, metallurgy, mining, and power industries

5. Installation and Maintenance Notes

1. Verify Voltage and Time Range

   • Ensure input voltage and time delay range meet system requirements

2. Power-Off Before Installation

   • Disconnect power before installing or removing the module

3. Proper Wiring

   • Ensure relay output connections are secure

   • Avoid interference from high-voltage lines

4. Environmental Conditions

   • Avoid high temperature, humidity, and corrosive environments

   • Ensure proper ventilation in the control cabinet

5. Periodic Inspection

   • Check if the time delay function operates accurately

   • Ensure relay output works normally