ABB ACS880-1607LC, Hardware Manual

Page: 17 / 106

Converter unit hardware
￭ Cabinet layout
The DC/DC converter cubicle includes a converter module, a BDCL filter module and a BCU
control unit. Each converter is equipped with DC fuses and a DC switch/disconnector (option
+F286). A converter unit with the DC switch/disconnector also has a precharge circuit
including a charging switch on the door.
The figure show the components of the converter unit cubicle with door closed, and with
door open and shrouds removed. In this figure, the DC/DC converter unit cubicle has the
DC switch/disconnector and charging circuit.
1
2
19
20
18
21
8
7
6
4
5
13
12
14
11
9
10
15
3 3
17 17
16
With DC switch/disconnector and charging
Door closed Door open
R8i DC/DC converter module T11.1 1
BDCL filter module R13.1 2
Module cooling fans - 3
Cable entries for energy storage cables - 4
Energy storage connection ES+, ES- 5
Control unit A41 6
Operation principle and hardware description 17