Specifications

Level One: Protege GX Installer Study Guide | August 2013 111
Each section of the Module Network must be supplied from only one point. Connections from more than one
12V supply may cause failure or damage to the units supplying power.
PRT-PSU-DIN or
equivalent 12V DC
PRT-CTRL-DIN Network Module Network Module
NAN+ N- NB
NAN+ N- NB NAN+ N- NB
supply
PRT-PSU-DIN or
equivalent 12V DC
supply
In larger installations, the Module Network power supply may need to be split to allow for load sharing between
several supplies. This is done by removing the N+ connection from between split sections.
Module #3 Module #1 PRT-CTRL-DIN
NAN+ N- NB
NAN+ N- NB NAN+ N- NB
Module #2
NAN+ N- NB
Power Supply #3 Power Supply #2 Power Supply #1
Warning: When using multiple power supplies it is important to ensure that all ground connections (V-) are
connected between all power supplies and that no power connections (V+) are connected between any power
supplies.