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Eaton Power Xpert Release PXR 10 User Manual

Eaton Power Xpert Release PXR 10
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PXR trip units for Power Defense molded case cir-
cuit breakers
MN012007EN
Power Xpert Release the units for Power Defense
molded case circuit breakers
®
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Eaton Power Xpert Release PXR 10 Specifications

General IconGeneral
BrandEaton
ModelPower Xpert Release PXR 10
CategoryIndustrial Electrical
LanguageEnglish

Summary

Disclaimer of Warranties and Limitation of Liability

1. Introduction to the Power Xpert® Release Trip Unit

1.1 Protection Settings Overview

Overview of protection functionality available in PXR trip units.

1.2 Metering Features

Electrical system information metered by the trip unit.

1.3 Health Monitor

Algorithm for determining trip unit health status.

2 PXR User Interface

2.1 Key Interface Elements

Description of status indicators, ports, buttons, and indicators on the trip unit.

2.2 PXR 25 and 20D Display with Keypad

Details on the PXR 25/20D UI, display, keypad, and navigation.

2.3 PXR 20 with Rotary Switches

Describes the user interface using rotary switches for protection settings.

2.4 PXR 10 Simplified Rotary Switches

Explains the simpler rotary switch interface for the PXR 10.

2.5 Thermal-Magnetic Trip Units

Information on thermal-magnetic trip units in the Power Defense line.

3 Protection Setting Description

3.1 Long Delay Pickup and Time Setting

Configuration of long delay pickup and time settings, including slope selection.

3.2 Short Delay Pickup and Time Settings

Details on short delay pickup and time settings, including slope selection.

3.3 Instantaneous Pickup Setting

Configuration of instantaneous trip pickup settings.

3.4 Ground Fault Settings

Ground fault detection, pickup, and time settings, including sensing modes.

3.5 Special Consideration for Ground Fault Test

NEC and UL requirements for ground fault protection system testing.

3.6 Maintenance Mode Protection

Configuration and actuation of the Arc Flash Reduction Maintenance System (ARMS).

3.7 Override

Explanation of the override trip function that trips at the breaker's withstand rating.

3.8 Zone Selective Interlocking (ZSI)

Details on the ZSI function for selective tripping and coordination.

4 Communication Functionality

4.1 Integrated Modbus - Remote Terminal Unit (RTU)

Description of the integrated Modbus RTU communication port.

4.2 USB Port

Information about the micro-B USB port for configuration and testing.

4.3 External Communications Adapter Modules (CAMs)

Details on communication adapter modules for field bus networks.

5 External Wiring of the Trip Unit

5.1 Wiring Table

Table detailing wire colors and functions for PXR trip units.

5.2 Auxiliary Power

Requirements and recommendations for auxiliary power supply.

5.3 General Purpose Relay Mapping

Mapping of general purpose relay contacts to trip unit functions.

6 Power Xpert® Protection Manager - Configuration Software

6.1 Set Point Configuration through PXPM

Configuring trip unit settings, creating, modifying, and saving configurations.

6.2 Remote Control and Test

Features for resetting, changing time, capturing waveforms, and performing tests.

6.3 Record Keeping

Providing printable copies of configuration and test results.

7 Event, Alarm, and Trip Recording with Waveform Capture

7.1 Trigger and Data Log Matrix

Matrix detailing data captured for various events, alarms, and trips.

8 Maintenance of the Trip Unit

8.1 Replacing the Battery

Procedure for replacing the trip unit's internal battery.

8.2 Replacing the ETU

Information on replacing the Electronic Trip Unit (ETU).

9 Available Protection Settings

9.1 Identifying the Trip Unit

Schema for identifying trip unit catalog numbers and frame types.

9.2 Detailed Settings Tables

Comprehensive tables detailing available protection settings for various PXR models.

10 Modbus Communication Port Register Map

10.1 Viewing/Setting Modbus Parameters

Viewing and setting Modbus connection parameters via display or PXPM.

10.2 Communication Protocol

Supported Modbus RTU communication modes and function codes.

10.3 Modbus Register Map

Detailed register map for input status, real-time data, set points, and events.

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