ABB PQFM Instruction Manual page 27

2
3
6
7
10
12
The component identification is given in
Item Description
1 Main contactor (MC)
2 Fuse holder auxiliaries circuit
3 Auxiliary voltage transformer
4 DC voltage power supply 24V
5 CT connection terminal
6 Preload circuit resistors
7 Preload circuit diode
8 Main earth connection point
1
Figure 11: PQFM main components (cULus version)
Table 11: PQFM main components description
8
13
5
4
11
14
9
Table 11.
Circuit diagram designation
K2
Q2
T1
U2
X21
R7/R6
V1/V2
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Manual Power Quality Filter PQFM ç Hardware description 27