LEGRAND EMS CX3, Technical Manual, Page: 52 / 98

50
WIRING
■ Control:
The pulse operated latching relay or the
contactors are controlled via the CX³ EMS
bus; simply connect the phase to the
terminal as shown below.
Phase
connection
terminal
You will find possible wiring
examples on the module
technical data sheet 4 149 31,
available online.
■ CX³ EMS bus:
There are 2 possible solutions for connection to the bus:
At the back of the
modules via
communication rail
Cat. Nos 4 149 01/02/03
The CX³ EMS bus connection specifications are common to all EMS CX³
products and are detailed in the product data sheets.
At the bottom of
the modules via
communication cable
Cat. No 4 149 07/08/09
RAIL CONNECTION CABLE CONNECTION