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ON
Enabled
1.
Set DIP switch 2 in the ON position to enable the external
enable function, or in the OFF position to disable the ex-
ternal enable function.
2
A
EVSE
1
CN2
Pos.
Description
CN2
Connector 2
RL
Relay
A
Main board charging station
B
Car Automation System Control
Pin assignments connector 2
1
Pin 1
2
Pin 2
Pin assignments Relay
1, 2
Potential free contacts
3, 4
Relay coil
Terminal
Function
1 (CN2-1)
Potential free contact /Load shedding
2 (CN2-2)
Potential free contact/Load shedding
3 (CN2-3)
Load Shedding Input +
4 (CN2-4)
Load Shedding Input -
5 (CN2-5
Power optimizer meter B (COM)
6 (CN2-6)
Power optimizer meter A (COM)
7 (CN2-7)
-
8 (CN2-8)
-
1.
Mount the wiring according to the illustration and table
above.
5111966A ISI Webasto Unite (EN)
ON
ON
1
2
3
4
5
6
OFF
OFF
Disabled
2
1
2
1
Carpark
Automation
B
RL
RL
System
Control
3
4
3
4
Installation and electrical connection | 6
– Charging is disabled when the external relay contacts
are in the open position.
NOTE
DIP-switch settings
DIP-switch settings are optional. All settings can be
changed by using the Setup App, or the web configura-
tion interface (see Unite Configuration Interface).
u
The most recent made setting will always be ap-
plied.
u
The current setting is shown in the web configura-
tion interface.
6.7.2
Data cable connection
Following data connection cables can be inserted through the
cable holes:
l External enable input cable
l Power optimizer measurement cable (external meter)
l Ethernet connection cables
l Load shedding triggering signal cable
l Shunt trip module control signal cable for welded relay
contact failure
1
1
1.
Remove the cork (1) from the cable gland.
2
2.
Insert the cable (2) into the cable hole.
4
3
2
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