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PowerFlex 750-Series Safe Torque Off User Manual

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PowerFlex 750-Series Safe Torque Off Option ModuleCatalog Number 20-750-SUser ManualOriginal InstructionsImportant User InformationRead this document and the documents listed in the additional resources section about installation, configuration, and operation of this equipment before you install, configure, operate, or maintain this product. Users are required to familiarize themselves with installation and wiring instructions in addition to requirements of all applicable codes, laws, and standards.Activities including installation, adjustments, putting into service, use, assembly, disassembly, and maintenance are required to be carried out by suitably trained personnel in accordance with applicable code of practice.If this equipment is used in a manner not specified by the manufacturer, the protection provided by the equipment may be impaired.In no event will Rockwell Automation, Inc. be responsible or liable for indirect or consequential damages resulting from the use or application of this equipment.The examples and diagrams in this manual are included solely for illustrative purposes. Because of the many variables and requirements associated with any particular installation, Rockwell Automation, Inc. cannot assume responsibility or liability for actual use based on the examples and diagrams.No patent liability is assumed by Rockwell Automation, Inc. with respect to use of information, circuits, equipment, or software described in this manual.Reproduction of the contents of this manual, in whole or in part, without written permission of Rockwell Automation, Inc., is prohibited.Throughout this manual, when necessary, we use notes to make you aware of safety considerations.Labels may also be on or inside the equipment to provide specific precautions. WARNING: Identifies information about practices or circumstances that can cause an explosion in a hazardous environment, which may lead to personal injury or death, property damage, or economic loss.ATTENTION: Identifies information about practices or circumstances that can lead to personal injury or death, property damage, or economic loss. Attentions help you identify a hazard, avoid a hazard, and recognize the consequence.IMPORTANTIdentifies information that is critical for successful application and understanding of the product.SHOCK HAZARD: Labels may be on or inside the equipment, for example, a drive or motor, to alert people that dangerous voltage may be present.BURN HAZARD: Labels may be on or inside the equipment, for example, a drive or motor, to alert people that surfaces may reach dangerous temperatures.ARC FLASH HAZARD: Labels may be on or inside the equipment, for example, a motor control center, to alert people to potential Arc Flash. Arc Flash will cause severe injury or death. Wear proper Personal Protective Equipment (PPE). Follow ALL Regulatory requirements for safe work practices and for Personal Protective Equipment (PPE).Rockwell Automation Publication 750-UM002H-EN-P - February 20173Table of ContentsPrefaceSummary of Changes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5Conventions. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6Terminology. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6Additional Resources. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7Chapter 1Safety ConceptCertification. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9Important Safety Considerations . . . . . . . . . . . . . . . . . . . . . . . . . . . 10Safety Category 3 Performance Definition. . . . . . . . . . . . . . . . . . . 10Stop Category Definitions. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11Performance Level and Safety Integrity Level (SIL) CL3 . . . . . . 11Functional Proof Tests . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11PFD and PFH Definitions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12PFD and PFH Data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12Safe State . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13Safety Reaction Time. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13Considerations for Safety Ratings. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14Contact Information if Safety Option Failure Occurs . . . . . . . . . . . . 14Chapter 2Installation and WiringAccess the Drive Control Pod . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16Set the Safety Enable Jumper . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20Remove Power From the Drive System. . . . . . . . . . . . . . . . . . . . . . . . . . 21Verify Zero Voltage on PowerFlex 755 and PowerFlex 753 Drives. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21Verify Zero Voltage on PowerFlex 755T Drive Products. . . . . . 22Install the Safety Option Module. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24Wire the Safety Option Module . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25Cabling. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25Power Supply Requirements. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26Port Assignment. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26Jumper Settings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26Verify Operation. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27Chapter 3Safe Torque Off Option Module OperationOperation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29Stop Category Wiring Examples. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 304Rockwell Automation Publication 750-UM002H-EN-P - February 2017Table of ContentsAppendix ASpecifications, Certifications, and CE ConformitySpecifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35Environmental Specifications. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36Certifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37CE Conformity . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 38Machinery Directive (2006/42/EC) . . . . . . . . . . . . . . . . . . . . . . . . 38EMC Directive (2004/108/EC and 2014/30/EU) . . . . . . . . . . . 38Rockwell Automation Publication 750-UM002H-EN-P - February 20175PrefaceThis manual explains how PowerFlex® 750-Series Safe Torque Off option module can be used in Safety Integrity Level (SIL)CL3, Performance Level [PLe], or Category (CAT.) 3 applications. It describes the safety requirements, including PFD and PFH values and application verification information, and provides information on installing, configuring, and troubleshooting the Safe Torque Off option module.Use this manual if you are responsible for designing, installing, configuring, or troubleshooting safety applications that use the PowerFlex 750-Series Safe Torque Off option module.The 20-750-S Safe Torque Off option module applies to the following PowerFlex 750-Series drives:•PowerFlex 755TL low-harmonic, non-regenerative drives•PowerFlex 755TR regenerative drives•PowerFlex 755TM drive systems with regenerative bus-supplies and common-bus inverters•PowerFlex 755 AC drives•PowerFlex 753 AC drivesThroughout this manual, PowerFlex 755T drive products is used to refer to PowerFlex 755TL drives, PowerFlex 755TR drives, and PowerFlex 755TM drive systems.We recommend that you have a basic understanding of the electrical circuitry and familiarity with these products. You must also be trained and experienced in the creation, operation, and maintenance of safety systems.Summary of ChangesThis manual contains new and updated information as indicated in the following table.TopicPageAdded safety specifications (including PFD and PFH values) for PowerFlex 755T drive products.12Updated the Safe State information and added Safety Reaction Time specifications for PowerFlex 755T drive products.13Updated Access the Drive Control Pod with references to PowerFlex 755T drive products.16…19Updated jumper setting figures and added figure for PowerFlex 755T drive products.20…21Added Remove Power From the Drive System.21Updated Stop Category Wiring Examples with Guardmaster® safety relays.30…33Added Stop Category Wiring Example with POINT Guard I/O™ modules.34Updated Environmental Specifications table.36

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