User guide

Chapter 2-First Time Installation and Configuration
2-20
5 Connect the green or green-yellow wire to the system single-point
M6x15 “Ground” bolt.
If the unit is rack mounted, the single-point ground on the MCU must
be connected to the rack with a single conductor and fixed as to
prevent loosening. When using bare conductors, they must be coated
with an appropriate antioxidant compound before crimp connections
are made. Tinned, solder-plated or silver plated connectors do not
have to be prepared in this manner.
6 Replace the transparent plastic caps on the terminal block.
7 Turn ON the Main that supplies power to the RMX.
8 Turn ON the circuit breaker on each of the DC Power Rail Modules.
ESD connector
Circuit breaker - ON
position
-48 VDC
RTN
Ground connector
Blank panel
Circuit breaker - OFF
position
The center PRM slot/module is fitted with a blank panel and the slot cannot be
used on a system with DC Voltage.
The rating of the protective earthing conductor should be a minimum of 10AWG.