User's Manual

Doc.: HD0389-00-Manuale_TL_GWCxxxx_r.0.1_EN.doc-00 17/04/2011 Page 28 of 49
3.5.2. CN1: Connection to DC power supply (PS)
Introduction
PS connector allows wiring GWC device to a DC power supply source.
PS connector is a PHOENIX COMBICON 1757255 3-poles male
connector
EG and V- terminals are not internally connected
; anyway they are
dynamically linked by a parallel RC circuit (R=1M
Ω, C=2.2nF)
Please do not solder wire ends and then insert them in the connector;
soldering may deteriorate and then cause a loss of electrical
connection.
Connection diagram
to
DC bus
V-
V+
3 EG
Earth
2 V
-
0.5 mm
2
(#21 AWG)
to CN1
M
a
i
n
s
1 V+
Trafo
Protections
PS
EG
PE
EMC Filter
~ +
~ -
Twisted wires
Mains switch
Surge
suppressors
C
Discharge
Resistor
Secondary
switch
Phoenix Combicon 1757022
3-poles female 5.08 mm