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Allen-Bradley The PowerFlex 755 On-Machine - User Manual

Allen-Bradley The PowerFlex 755 On-Machine
218 pages
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User Manual
Original Instructions
PowerFlex 755 On-Machine
Drive
Bulletin Number 26G

Table of Contents

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Allen-Bradley The PowerFlex 755 On-Machine Specifications

General IconGeneral
Communication ProtocolsEtherNet/IP, DeviceNet, ControlNet, PROFIBUS
Enclosure TypeNEMA/UL Type 4X
DimensionsVaries by model and enclosure type
WeightVaries by model and enclosure type
Storage Temperature-40 to 70°C (-40 to 158°F)
Humidity5 to 95% non-condensing
Control MethodSensorless Vector Control, Vector Control with FORCE Technology, Volts per Hertz Control

Summary

Getting Started

System Overview

Describes the drive's footprint, enclosure, configurations, and applications.

Data Nameplate and UL Listing

Details the location and purpose of drive data nameplates and UL labels.

Catalog Number Explanation

Provides a breakdown of the catalog number and its various options.

Prepare for Installation

Precautions

Lists critical safety and operational precautions for installation.

Electrical Safety Considerations

Details essential electrical safety requirements and compliance with directives and standards.

Environment and Enclosure

Discusses environmental ratings, enclosure types, and usage limitations for the drive.

Wiring and Workmanship Guidelines

Provides guidance on cable installation, routing, and adherence to electrical standards.

Power Requirements

Details power requirements, including voltage, current, and short-circuit ratings for the drive.

Circuit Protection

Explains branch circuit protection, fault current limits, and essential grounding requirements.

Minimum Mounting Clearances

Specifies required clearances around the drive for ventilation and accessibility.

Receive, Unpack, and Inspect the Drive

Outlines procedures for receiving and inspecting the drive upon delivery.

Lift and Transport the Drive

Provides safety precautions and steps for safely lifting and transporting the drive unit.

Install the Drive

Mount the Drive

Provides instructions and diagrams for securely mounting the drive unit.

Ground the Drive

Explains the importance and methods for grounding the drive for safety and EMC compliance.

Select Cables

Guides users in selecting appropriate cables for system integration and network connectivity.

Control Power

Describes the use of 24V DC control power for drive communications and I/O operations.

Make Connections

Provides details on gland plate configurations and making electrical connections.

Configure and Start Up the Drive

Prepare for Initial Drive Startup

Guides users to gather essential motor, drive, and network data before starting configuration.

Configure the PowerFlex 755 Drive Embedded EtherNetIP Adapter

Explains how to use the HIM to configure the embedded EtherNet/IP adapter's IP address.

Set the Adapter IP Address

Guides on setting the adapter's IP address, subnet mask, and gateway parameters.

Choose Startup Mode

Compares Drive I/O Mode and Integrated Motion Mode for integrating drives with Logix controllers.

Add the PowerFlex 755 Drive to Your Project

Instructions for adding the drive to a Logix project, including safety level configuration.

Choose Integrated or Hard-wired Safety

Helps users decide between integrated (network) or hard-wired safety configurations.

Perform Motor Auto Tune Tests

Explains the process of performing motor autotune, inertia, and direction verification tests.

Manual Tune

Explains manual tuning procedures for position and velocity loops for fine-tuning.

Save Commissioned Axis to the Logix Project

Instructions on saving the configured axis parameters to the Logix project for future use.

Drive Maintenance

Repair and Replacement Procedures

Introduces the table of maintenance topics covered in the chapter, linking to specific procedures.

Remove Power

Details the critical procedure for removing power before any maintenance or replacement tasks.

Remove the Front Cover

Step-by-step guide for safely removing the drive's front cover to access internal components.

Replace the Surge Suppressor AC Source Brake (1 SUP270)

Instructions for replacing the surge suppressor component for AC source brake options.

Replace the Main Circuit Breaker (1 CB030)

Procedure for safely replacing the main circuit breaker unit.

Replace PowerFlex Frame 2 Drive (1 EA030)

Instructions for replacing the entire PowerFlex Frame 2 drive unit, including cover and cable removal.

Replace Receptacles on the Gland Plate

Details on replacing various types of gland plate receptacles based on their type and function.

Attach the Front Cover

Procedure for reattaching the drive's front cover after maintenance or replacement, ensuring proper alignment and sealing.

Apply Power

Safety-critical steps for reapplying power after maintenance, including cable connections and breaker checks.

Troubleshooting

Electrical Safety Considerations

Emphasizes crucial safety precautions that must be followed during troubleshooting procedures.

Fault Types, Descriptions, and Actions

Provides a table of common faults, their possible causes, and recommended corrective actions.

Circuit Breaker Troubleshooting

Guides on troubleshooting issues related to circuit breakers, including opening the auxiliary door and checking breaker status.

Encoder Feedback Considerations

Provides information on encoders, their common issues, and essential system components.

Positioning Troubleshooting Flowcharts

Provides step-by-step flowcharts for diagnosing and resolving positioning-related issues.

Troubleshooting Going Online

Covers scenarios and steps for resolving issues when establishing an online connection with the drive.

Set a Fault Action

Details how to configure drive responses to communication disruptions or idle states for fault management.

Restore Adapter Parameters to Default Configurations

Provides steps to restore adapter parameters to their default configuration values.

Updating the Drive Firmware

Information on obtaining and updating the drive's firmware for performance enhancements and bug fixes.

Periodic and Preventive Maintenance

Recommended Preventive Maintenance

Outlines primary tasks for an annual preventive maintenance program to ensure optimal drive availability.

Schedule Codes Explanations

Explains the codes used in maintenance schedule tables to identify specific tasks and components.

Maintenance of Industrial Control Equipment

Provides guidance on periodic inspections, clock maintenance, contamination, cooling, and predictive maintenance.

Predictive Maintenance for Drives

Explains algorithms used for monitoring component lifespan and alerting users to potential failures.

Bus Capacitor Reforming Guidelines

Outlines procedures for reforming bus capacitors based on drive storage duration to ensure reliability.

Receptacles and Cable Connectors

Instructions to check the tightness of all external cable connections to the drive's receptacles.

Spare Parts Directory

Induction Motor 400480 AC Source Brake

Lists spare parts and catalog numbers for induction motors with 400/480V AC source brake configurations.

Induction Motor 24 V DC Mechanical Brake

Lists spare parts and catalog numbers for induction motors with 24V DC mechanical brake configurations.

Servo Motor 24 V DC Mechanical Brake

Lists spare parts and catalog numbers for servo motors with 24V DC mechanical brake configurations.

Gland Plate Receptacles

Lists part numbers and descriptions for various gland plate receptacles used with the drive.

Startup Information

Prepare for Initial Drive Startup

Comprehensive table to gather all necessary motor, drive, and network data before performing initial drive startup.

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