G
AMATRONIC
E
LECTRONIC
I
NDUSTRIES
L
TD
.
Centric 3x480 Vac, Installation Guide, rel. 2.2
iii
TABLE OF CONTENTS
1.
U
NPACKING INSTRUCTIONS
................................................................................... 1
2.
S
AFETY
P
RECAUTIONS
.......................................................................................... 3
2.1
Do’s ...................................................................................................................................... 3
2.2
Don’ts ................................................................................................................................... 4
3.
S
YSTEM STRUCTURE
............................................................................................. 5
4.
I
NSTALLATION
.................................................................................................... 8
4.1
Important installation information ......................................................................................... 8
4.2
Installation Checklist ............................................................................................................ 9
4.3
Installation Procedure ........................................................................................................ 12
4.3.1
Visual Inspection ................................................................................................... 12
4.3.2
Site Preparation – Physical ................................................................................... 12
4.3.3
Site Preparation – Electrical .................................................................................. 14
4.3.4
Cabling .................................................................................................................. 15
4.3.5
Cable tray .............................................................................................................. 28
4.3.6
Powering-up the system ....................................................................................... 31
4.4
Initial configuration ............................................................................................................. 32
4.4.1
Continuing first-time start-up process ................................................................... 35
4.4.2
Assigning an IP Address to the Centric ................................................................ 36
4.5
Testing ............................................................................................................................... 37
4.5.1
Blackout Test ........................................................................................................ 37
4.5.2
Test Under Load ................................................................................................... 37
4.5.3
Check IP Communication with Controller ............................................................. 37
5.
M
ISCELLANEOUS CONNECTIONS
........................................................................... 38
5.1
Input and output dry contacts ............................................................................................. 40
5.2
Emergency Power Off – EPO (manual) ............................................................................. 41
5.2.1
Restarting the UPS after EPO .............................................................................. 41
5.3
Battery circuit breaker trip coil ............................................................................................ 42
5.4
Load-on-bypass dry contact ............................................................................................... 42
5.5
Surge protector malfunction alarm ..................................................................................... 42
5.6
Forced bypass for maintenance bypass ............................................................................ 42
6.
I
NSERTING AND REMOVING POWER MODULES
.......................................................... 43
6.1
Safety considerations ......................................................................................................... 44
6.2
Insertion of power modules at system installation ............................................................. 44
6.2.1
Start-up with UPS modules already in place ........................................................ 44
6.2.2
Startup with no modules in place .......................................................................... 44
6.2.3
Verify proper module output .................................................................................. 46
6.3
Replacement of a module in an installed system .............................................................. 48
6.4
Addition of a module in an installed system ....................................................................... 51
6.5
Removing a module from an installed system ................................................................... 55
7.
R
EMOTE MONITORING PANEL
(
OPTION
) ................................................................. 59
8.
C
IRCUIT BREAKER SELECTIVITY
.............................................................................. 61
9.
P
ARALLEL OPERATION
........................................................................................ 63
9.1
Theory ................................................................................................................................ 63
9.1.1
Decentralized static switch method ....................................................................... 63
