2CTB803952R0800 ABB

Based on the available information, the ABB 2CTB803952R0800 is likely a surge protective device (SPD) designed for electrical systems. SPDs are crucial components in electrical installations as they protect 

sensitive equipment from transient overvoltages caused by lightning strikes, switching operations, or other electrical disturbances.  

Key Features and Benefits

• Surge Protection: The primary function of this device is to divert excess electrical energy to ground, safeguarding connected equipment from damage.

   

• Modular Design: This type of SPD is typically modular, allowing for easy installation and replacement.

• DIN Rail Mounting: The device is designed to be mounted on a DIN rail, a common standard in electrical panels.

   

• Voltage Rating: The voltage rating (275V) indicates the maximum voltage it can safely operate at.

• Current Rating: The current rating, which is specific to the device, determines the maximum surge current it can handle.

• Type 2 Protection: Based on the common naming conventions for ABB SPDs, this device is likely a Type 2 SPD, providing secondary surge protection for electrical systems.

Technical Specifications (Approximate)

• Voltage: 275V

• Number of Poles: 1 (single-phase)

• Connection Type: DIN rail

• Protection Level: Type 2

• Nominal Discharge Current: [Specific value to be obtained from datasheet]

• Maximum Discharge Current: [Specific value to be obtained from datasheet]

Applications

• Industrial Automation: Protection of industrial control systems, PLCs, and other sensitive equipment.

• Building Automation: Protection of building management systems, HVAC controls, and electrical installations.

• Renewable Energy: Protection of solar inverters and other components in photovoltaic systems.

Precautions and Considerations

• Installation: Ensure correct installation according to the manufacturer's instructions and applicable electrical codes.

• Maintenance: Regular inspection and maintenance are essential to ensure optimal performance.

• Replacement: Replace the SPD if it has been activated or if the manufacturer's recommended replacement interval has been reached.

• Coordination: Coordinate the SPD with other protective devices in the electrical system, such as circuit breakers and fuses.

• Compatibility: Verify compatibility with the specific electrical system and other components before installation.

Additional Information

• Datasheet: For the most accurate and comprehensive information, refer to the official ABB product datasheet. This document will provide detailed technical specifications, installation guidelines, and other relevant

• information.

• ABB Support: If you have further questions or require specific technical assistance, contact ABB's customer support. They can provide tailored advice based on your particular application.

To obtain a more accurate and detailed product description, please provide the following information:

• Complete product name and model number: This will allow for a precise search in ABB's product database.

• Application: Understanding the specific application will help determine the most suitable SPD for your needs.

• Electrical system details: Voltage, current, and other relevant electrical parameters will help in selecting the correct device.

By providing this additional information, I can offer a more customized and informative response.