AKD-C Installation | 9 Electrical Installation
9.9.2 DC power (X20A, X21A)
The DC power lines supply DC power for up to 8 AKD-N drives in one string. Connection for
the DC power must be done by a mating connector with strain relief due to EMC reasons.
This connector is configured with the Kollmorgen CCNCN1 cable (
Pin
Signal
Description
1
+DC_ST
DC power positive
2
-DC_ST
DC power negative
3
PE
Protective Earth
9.9.3 Local Fieldbus (X20B, X21B)
Local fieldbus connectors separate for each string enable the AKD-C to communicate with all
connected AKD-N via a four line bus medium. This connector is configured with the Koll-
morgen CCNCN1 cable (
These ports may not be directly connected to standard EtherCAT nodes.
These connectors are type 1 mini I/O, use Kollmorgen cables CCNCN1 only.
Pin
Signal
Description
1
R
R
2
Receive -
Receive -
3
Tr
Tr
6
Transmit -
Transmit -
4,5,7,8
n.c.
not connected
Status LEDs for the local fieldbus connections
The communication status is indicated by the built-in status LEDs, one pair for each string.
LED
Name
Function
green
IN port Link
ON = active, OFF= not active
yellow
RUN
ON = running, OFF = not running
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Kollmorgen | kdn.kollmorgen.com | February 2018
