Table of Contents
Advertisement
36 Electrical installation
Connecting the control cables
Control connection diagram
￭
The diagram below shows the monitoring and control signal connections for the user,
and the control circuits for the status indicator lamps on the cabinet door.
1
2
3
12
14
33
41
11
34
42
1
2
5
6
7
8
X350
Terminal block for the control connections. For the location, see
unit (page
15).
K45
Unit with a common mode filter ([R11.11, R11.12, F45], option +E208): Overtemperature relay.
Q10.1
Unit with charging switch ([Q10], option F272): Charging switch
Q11.1
Unit with DC switch disconnector ([Q11], option F290): DC switch/disconnector
P11.1
Unit with DC switch disconnector ([Q11], option F290): Indicator lamp on cabinet door: switch
[Q11.1] interlocking is released. See no. 5 and 4.
P13.1
Unit with DC switch disconnector ([Q11], option F290): Indicator lamp on cabinet door: switch
[Q11.1] disconnected and switch [Q10] disconnected (if included)
P12.1
Indicator lamp on cabinet door: Energy storage disconnector is disconnected. See no. 10.
1
Cooling fan status indication. Energized: Fan in operation. Optional user-connection is not shown.
2
Unit with DC switch disconnector ([Q11], option +F290): Q11.1 status indication. Open contact:
Q11.1 is open. Optional user-connection is not shown.
3
Unit with DC switch disconnector ([Q11], option +F290): Q11.1 status indication. Closed: Q11.1 is
open. Optional user-connection is not shown.
4
Unit with DC switch disconnector ([Q11], option +F290): Q11.1 interlocking. Obligatory user-con-
nection (no. 5) is shown with dashed line. When de-energized, the interlocking prevents accidental
closure of the DC switch disconnector.
5
Unit with DC switch disconnector ([Q11.1], option +F290): External power supply for the interlocking
circuit (no. 4), 24 V / 7 W. Obligatory user-connection is shown with dashed line. De-energized:
Interlocking is active. Closure of Q11 is not possible. Energized: Interlocking is inactive.
6
Circuit for the DC feeder disconnected indication. Internal connections.
7
Supply for circuit no. 6 and 8. Internal connection.
8
Circuit for energy storage disconnected indication.
4
6
x2
x1
11
11
12
12
9
10
11
12
13
+24V
N
+
5
8
x1
x1
x2
x2
PE
14
15
17
-
9
7
Layout of a DC feeder
10
11
12
33
21
16
18
34
22
15
18
19
20
21
22
Advertisement
Table of Contents
