ABB ACS880 ATEX Safe Disconnection Function Application Guide

Understanding the ATEX-Certified Safe Disconnection Function

This application guide from ABB provides comprehensive information on implementing the ATEX-certified Safe disconnection function, specifically option +Q971, for ABB's ACS880 industrial drives. It is designed for professionals involved in the installation, commissioning, use, and servicing of these systems.

The guide focuses on ensuring operational safety in potentially explosive atmospheres, detailing how the Safe Torque Off (STO) function is utilized as a Safe disconnection function. It adheres to ATEX and UKEX directives, offering critical safety instructions and procedures.

Key Features and Applications

The document outlines the integration of motor thermal protection circuits with the ACS880 drives and the +Q971 option. It covers essential aspects such as:

• Safety instructions and precautions for hazardous environments.
• Detailed parameter settings for the drive and optional modules (like FSO and FSE).
• Procedures for start-up, validation testing, and system verification.
• Technical data, including relevant standards, certificates, and declarations of conformity.

The guide emphasizes compliance with international standards like IEC 61508 and EN 50495, ensuring robust safety integrity levels (SIL) for critical applications.

Resources and Support

For further information, users can access ABB's extensive resources:

• ABB Drives Documentation: Find manuals and product documents at www.abb.com/drives/documents.
• ABB Safety Information: Access safety resources at www.abb.com/safety.
• Contact ABB: For product inquiries, locate your local ABB representative via www.abb.com/searchchannels.