3. Installation
MF0121ACP
_uc.docx
Manual for Node AM4
Page 31
3.2.8. Power Connection
Before connecting electrical power to the unit, the system must be grounded (earthed) as
described in chapter
3.2.3
and connected via external circuit breaker (see table 3-3).
Mains power must be connected at the mains connector. The mains cable (assembled
feed line) is included in the Node AM4.
The PIN assignment of the mains connector is as follows:
figure 3-4 DC Mains connector, PIN
assignment
figure 3-5 Mains connector, location
Mains DC connector
Mains cable 1*
Mains cable 2**
PIN Connection
Color
Marking
Color
1 +V
DC
grey
1 red
2 +V
DC
grey
1 red
3 +V
DC
grey
1 red
4 not
connected ---
---
---
5 -V
DC
grey
2
black
6 -V
DC
grey
2
black
Center -V
DC grey
2 black
* Grey marking 2 is always the negative potential, grey marking 1 is the positive one.
** Black is always the negative potential while red is the positive one.
PIN
AC Mains Connector
Connection Color
1 Phase brown
black
2 Neutral
blue
white
3 not
connected
-
--
4
PE
green / yellow
green
table 3-2 AC Mains connector, PIN assignment
Mains
Connector
(remove
cover)
Center
PIN 6
PIN 1
PIN 3
PIN 2
(PIN 4
n.c.)
PIN 5
Stud
PIN 6
PIN 1
PIN 2
PIN 4
PIN 3
