Table of Contents
Table of Contents
1 Introduction ............................................................ 1
1.1 About This Manual.......................................... 1
1.2 Features of the MJ-5 Control Panel ................. 1
1.3 Mounting on Siemens Regulators ................... 2
1.4 Mounting on Cooper Regulators ..................... 2
1.5 Mounting on GE Regulators............................ 2
1.6 Mounting on Load Tap Changers .................... 2
1.7 Support Documentation ................................... 2
1.8 Siemens Website ............................................. 2
2 Using the MJ-5 Operator Panel and Controls ......... 3
2.1 Introduction to the Front Panel ........................ 4
2.2 Four-Line Sixteen-Character Display Screen .. 4
2.3 Data Display .................................................... 4
2.4 Indicators ......................................................... 7
2.5 Switches .......................................................... 9
2.6 Binding Posts .................................................. 9
2.7 Fuses .............................................................. 10
2.8 Terminal Strip Connections ........................... 10
2.9 USB Serial Port and SD Card ........................ 11
3 Viewing and Changing MJ-5 Data Items ............. 12
3.1 Viewing Data Items ....................................... 12
3.2 Understanding Menus ................................... 12
3.3 Using the Menu Selection Keys to ................ 12
3.4 Changing Data Items ..................................... 13
3.5 Using the Fast-Path Keys to View/Change
Data Items ........................................................... 14
4 Setting Up the MJ-5 Control Panel ....................... 15
4.1 Setup—Overview .......................................... 15
4.2 Setup for Retrofit Panels ............................... 17
4.3 Defining Your Regulator— the
<CONFIGURE> and <ADV CONFIGURE>
Menus .................................................................. 17
4.4 Setting Control Levels— the <REGULATOR>
Menu ................................................................... 25
4.5 Activating Data Logging—the <LOG SETUP>
Menus .................................................................. 28
4.6 Password Security Protection— the
<PASSWORD> Menu ........................................ 29
4.7 Communications Definition— the
<COMMUNICATIONS> Menus ........................ 33
4.8 Regulator Maintenance— the
<MAINTENANCE> Menu ................................. 35
4.9 Hardware Configuration---the
<DIAGNOSTICS> Menu.................................... 35
4.10 Setting up the Quick Key ............................ 36
5 Reading and Interpreting MJ-5 Control Panel Data ..
................................................................................. 37
5.1 Source and Load Definitions ......................... 37
5.2 P2 Voltage Calculation .................................. 37
5.3 Meter Data—the <METER> Menu ............... 37
5.4 Demand Data— the <DEMAND> Menus .... 39
5.5 Event Log - the <EVENT LOG> Menu ........ 39
5.6 Interval Log-- the <INTERVAL LOG>
Menu……………………………………………..…..……………..40
5.7 Operation Counter Data – the <COUNTERS>
Menu ................................................................... 41
5.8 Alerts—the <Alert> Menu ............................ 42
5.9 Harmonics Data— the <HARMONICS> Menu
............................................................................. 43
5.10 VRC Status – the <REGULATOR> Menu . 43
6 MJ-5 Control Panel Automatic Mode ................... 44
6.1 MJ-5 Control Modes ..................................... 43
6.2 Overview of Automatic Control Algorithm .. 45
6.3 Voltage Sensing and Correction .................... 46
6.4 Voltage Limit Control ................................... 46
6.5 Reverse Power Flow ...................................... 46
7 Software for Communicating with the MJ-5
Control Panel ........................................................... 52
7.1 Communications Software ............................ 52
8 MJ-5 Control Panel Basic Troubleshooting .......... 53
8.1 Introduction ................................................... 53
8.2 Visual Inspection ........................................... 54
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