Ericsson Radio Systems AB PKRC1311004-1 Manual De Usuario
Unit Description, ACCU/DCCU
13
Unit Description, ACCU/DCCU
This chapter describes the AC Connection Unit (ACCU) and the DC
Connection Unit (DCCU). They distribute primary power to the PSUs.
There is only one ACCU or DCCU in the cabinet, depending on the
type of incoming power.
Connection Unit (DCCU). They distribute primary power to the PSUs.
There is only one ACCU or DCCU in the cabinet, depending on the
type of incoming power.
13.1
ACCU
The ACCU consists of a box with:
•
Terminal block for incoming AC cables
•
Eight-pole main switch (disconnecting device)
•
One EMC filter
•
Four cables to the PSUs
13.1.1
Functions
The ACCU has the following functions:
•
Termination of incoming AC mains cables
•
Disconnecting incoming AC mains
•
EMC filtering
13.1.2
External Interfaces
P006805A
ACCU
Figure 80
ACCU
The ACCU has the following interfaces:
EN/LZT 720 0008
R1A
2001-06-26
153 (421)
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