Reference Manual
3(6)
EN/LZT 720 0247 R1A
1 Product Overview
The Internal Distribution Module distributes +24 V DC to all DC powered units
in the RBS. Distribution circuits are protected by circuit breakers.
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The IDM consists of a unit with 21 circuit breakers, four PSU cables and
connectors to the different DC powered units.
2 Dimensions
The IDM has the following dimensions:
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133 mm 483 mm 80 mm 5 kg
3 Function Description
The IDM has the following external interfaces:
• Four PSU cables
• Battery connection (positive)
• Battery connection (negative) and earth connection
• System voltage test port
• ESD wrist-strap connector
• Power distribution connectors VHHWDEOHEHORZ