User Manual

Ericsson Internal
DESCRIPTION 18 ( 34 )
/ XSNSIXI 19/1551-LZA 701 0001 Uen
CBC/ XRX/M ( Kai Lian) 2011-05-05 G
Prepared (also subject responsible if other) No.
Approved Checked Date Rev Reference
Number of units: 1
IDM-01
The Internal Distribution Module (IDM) is a panel for distributing the internal
+24 V DC power to the various units. Each distribution circuit in the cabinet is
connected to a circuit breaker in the IDM.
Number of units: 1
PSU
The Power Supply Unit (PSU) are available in two versions, PSU AC for
connection to AC mains, or PSU DC for connection to
48 or 60 V DC
power supply.
• The PSU-AC converts 120–250 V to regulated +24 V DC
• The PSU-DC converts
48 or 60 V DC to regulated +24 V DC
Number of units: 0, 2, 3, 4
DC Filter-01
The DC filter unit is the interface for +24 V DC power supply or battery backup.
Number of units: 0–1
6.2 RBS 2206 V2 Standard Hardware Units
This section briefly describes the standard hardware units required for
functionality, irrespective of configuration or frequency.