The Electronic Label Unit (ELU) reports the cabinet type information to the fan box.
The power equipment (DC/DC) co24 V DC power into -48 V DC power.
The power equipment (AC/DC) converts 220 V AC power into -48 V DC power.
4 BTS3900 Components
BTS3900
Hardware Description
4-2
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Issue 04 (2011-02-15)