Reyrolle7SR45V03.00Device ManualC53000-G7040-C101-2PrefaceOpen Source SoftwareTable of ContentsIntroduction 1Device Functionality 2Functions 3Technical Data 4Applications 5Functional Tests 6Appendix AIndex

Siemens Reyrolle 7SR45 Argus Device Manual

7SR45 Argus

Description of Operation

Siemens Protection Devices Limited

Section 1: Introduction

Ordering Options

Functional Diagram

Terminal Diagram

Section 2: Hardware Description

Liquid Crystal Display (LCD)

Keypad

Light Emitting Diode (LED)

Software Version Menu

Parameter Edit Screen

Section 3: Protection Functions (50, 51, 50N, 51N, 50G, 51G, 50LC)

Time Delayed Overcurrent Protection (51)

Instantaneous Derived Earth Fault Protection (50N)

Time Delayed Derived Earth Fault Protection (51N)

Instantaneous Measured Earth Fault Protection (50G)

Time Delayed Measured Earth Fault Protection (51G)

Switch-On-To-Fault (50LC/SOTF)

General Alarm

Reydisp Software

Current Inputs

Binary Outputs

Figure 3-13 Binary Output Logic

Binary Output Operation

USB Power

Maintenance Mode

Data Storage

Real Time Clock

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Open Source Software

Figure 1-3 Terminal Diagram of Self Powered (7SR4501-xGB10-1AA0) and (7SR4503-xGB10 1AA0) Non-Directional Overcurrent and Earth Fault Relay with Flag

Figure 1-5 Terminal Diagram of Dual Powered (7SR4502/7SR4504) Non-Directional Overcurrent and Earth Fault Relay with Flag

Siemens Reyrolle 7SR45 Argus Device Manual

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