Page 4
P O W E R I N G T E C H N O L O G Y
Document Number: MS0031-MAN rev. 7
guardian_access_ms31-man-rev7-0521.indd
4.5 Mounting in a Cabinet / Relay Rack .....................................................................................23
4.6 Removing the Covers (Optional) ..........................................................................................24
4.7 Connecting Grounding Cable ...............................................................................................24
4.8 AC Input Connection ............................................................................................................25
4.9 DC Load Connection ............................................................................................................27
4.10 Battery Cable and Connection ..............................................................................................28
4.11 Battery Installation ................................................................................................................29
4.12 Alarm and Signal Connections .............................................................................................30
4.13 Symmetry Connection ..........................................................................................................33
4.14 Temperature Sensor Connection ...........................................................................................34
5.3 Preparation ............................................................................................................................36
5.4 Commissioning procedure ....................................................................................................37
5.5 Test of output voltage ............................................................................................................38
5.6 Battery supervision ...............................................................................................................39
5.7 Battery test ............................................................................................................................39
5.8 Commissioning record ..........................................................................................................40
7.3 Battery and Load Breakers Replacement ..............................................................................46
7.4 Surge Protection Device Replacement ..................................................................................47
A.1 System Unit Layout ..............................................................................................................48
A.2 Installation Details - Connections .........................................................................................49
A.3 Block Diagram & Schematics ...............................................................................................50
A.4 Detailed Dimensions .............................................................................................................53