ABB PQFS Installation, Operation And Maintenance Instructions page 26

Item
1
2
3
4
5
6
7
8
9
10
11
12
The PQF Main controller board has connectors which are predominantly pre-wired for
use within the filter. However, it also contains a DIP-switch used to set the identification
address and CAN bus connectors for use in a multi-module filter arrangements.
The main controller board is shown in
16
15
14
The designation of the principal terminals is given in
26 Hardware description ç Manual Power Quality Filter PQFS
Table 11: PQFS main components description
Description
Main contactor (MC) (underneath controller
boards)
Fuse holder auxiliaries circuit
DC voltage power supply 24V
CT connection terminal
Preload circuit resistor
Main earth connection point
IGBT inverter with DC capacitors
PQF main controller board
IGBT heat extraction fans
EMC capacitors (underneath controller boards)
Main power supply terminals (phases) (underneath
controller boards)
Main power supply neutral connection (not
mandatory) (underneath controller boards)
17 18
13
Figure 19.
21
20
19
12
Figure 19: PQF main controller board
Circuit diagram designation
K01
Q02
U002
X21
R06
-
U01
A005
M1, M2
C9, C13, C14, C15
L1, L2, L3
N
1
22
2
3
11
Table 12.
4
5
6
7
8
9
10