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6739389EN/FB - Page 3
Contents
Presentation ...................................................................................................... 4
Introduction ................................................................................................................ 4
"GTCZ" and "GT2Z" boards features ......................................................................... 4
Communication settings ........................................................................... 5
JBUS protocol.................................................................................................. 6
Introduction ................................................................................................................ 6
Principle ..................................................................................................................... 7
Synchronizing data exchanges .................................................................................. 7
Description of request and response frames ............................................................. 7
Checking received messages on the slave-side ........................................................ 8
Functions.................................................................................................................... 9
CRC 16 algorithm .................................................................................................... 14
UPS theory of operation .......................................................................... 18
Unitary UPS ............................................................................................................. 18
Parallel connected UPS with "Static Switch" cubicle ............................................... 19
UPS without Mains 2 ................................................................................................ 19
Unitary UPS ..................................................................................................... 21
Block diagram .......................................................................................................... 21
Measured quantities ................................................................................................. 21
Main status bits ........................................................................................................ 22
Operating modes ..................................................................................................... 22
Parallel connected UPS ........................................................................... 24
Block diagram .......................................................................................................... 24
Measured quantities ................................................................................................. 24
Main status bits of system operations ...................................................................... 25
Operating modes ..................................................................................................... 25
Static switch cubicle .................................................................................. 26
Block diagram .......................................................................................................... 26
Measured quantities ................................................................................................. 26
Main status bits of system operations ...................................................................... 27
Operating modes ..................................................................................................... 27
System information .................................................................................... 28
Message format ....................................................................................................... 28
Example of read data ............................................................................................... 28
Sample commands .................................................................................................. 28
List of variable fields ................................................................................................ 28
General definitions ................................................................................................... 29
Signaling field ........................................................................................................... 29
Tables measured data .............................................................................................. 29
Tables of binary data ................................................................................................ 31
Table of control devices ........................................................................................... 33
Telemonitoring information ....................................................................................... 33
Glossary of information descriptors ......................................................................... 34
Glossary of telemonitoring information descriptors .................................................. 37
All MGE
TM
Galaxy
TM
6000 products are protected by patents. They implement original APC by Schneider Electric technology
not available to other manufacturers.
This document may be copied only with the written consent of APC by Schneider Electric.
Authorized copies must be marked "APC by Schneider Electric GTC link communication interface user manual No.
6739389EN".