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Rockwell Automation Publication 193-UM002I-EN-P - December 2011 9 Preface Manual Objectives The purpose of this manual is to provide you with the necessary information to apply the E3 Overload Relay with DeviceNet communications. Described in this manual are methods for installing, configuring, and troubleshooting. Who Should Use This Manual
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The E3 Overload Relay is a multi-function solid-state microprocessor-based electronic overload relay for the protection of squirrel-cage induction motors rated from 0.4…5,000 A. Two versions are available: the E3 and E3 Plus.
- Additional Resources
- Time to Reset
- Diagnostic Functions
- Network Who
- Diagnostics
- DeviceLogix
- Control Circuits
- Electromagnetic Compatibility Ratings
- AC Input Interface Module
- Important User Information
These documents contain additional information concerning related products from Rockwell Automation. You can view or download publications at http://www.rockwellautomation.com/literature/. To order paper copies of technical documentation, contact your local Allen-Bradley distributor or Rockwell Automation sales representative.
Following an overload trip, the E3 Overload Relay will not reset until the calculated percentage of thermal capacity utilization falls below the reset level. As this value decays, the time to reset, which is accessible via the DeviceNet network, is reported.
The E3 Overload Relay allows the user to monitor the following diagnostic information over the DeviceNet network: Device status History of past five trips Trip status History of positive warnings Warning status Hours of operation Time to an overload trip Number of starts Time to reset after an overload Trip snapshot trip
Terminal searches for all devices on the network and provides device address, device name, and status of a device. Used to upload, store, and download device configurations and DeviceLogixTM programs for DeviceNet devices via your network User can easily replace and reconfigure scan lists of DeviceNet scanners (minus the Automatic Device Replacem...
Simplifies troubleshooting Can present DeviceNet diagnostics, network utilization, and make network statistics available to include baud rate, bus voltage, percentage of bus loading, and CAN errors
Terminal allows the user to enable, monitor, edit, or delete DeviceLogix programs.
Power Supply Ratings Power Consumption Output Relay Ratings Input Ratings Thermistor/PTC Input Ratings Thermistor/PTC Input Ratings, Continued
‡ Performance Criteria A requires the device under test (DUT) to experience no degradation or loss of performance.
Electrical Environmental Environmental Electromagnetic Compatibility Physical
Read 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 code...
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The purpose of this manual is to provide you with the necessary information to apply the E3 Overload Relay with DeviceNet communications. Described in this manual are methods for installing, configuring, and troubleshooting.
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