PRODUCT DESCRIPTION
PRODUCT
PCS6000
DOCUMENT KIND
User manual
DOCUMENT ID.
3BHS600000 E40
REV.
G
LANG.
en
PAGE
3.2.7. Converter control unit (CCU)
The CCU incorporates the hardware for the control, monitoring and protection functions of
the converter as well as the communication interfaces to the remote control hardware.
Figure 3–16 CCU- mounted to left side of cabinet
Figure 3–17 CCU - Converter Control Unit (typical design)
1) 24/48 VDC power supply and UPS
2) Main controller (PEC)
3) I/O measurement interfacing
4) CT and VT interfaces
5) Mini circuit breakers (230 V AC)
6) Slow I/O
7) Customer interfacing
8) Cable entry
9) Fast I/O
10) Local control equipment (see Fig. 8–1)
11) 24 VDC backup battery
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