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 MGETM GalaxyTM 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".

6739389EN/FB - Page 3

Page 3
Image 3
APC 6000 user manual Contents