IBM DU3 2104, Техническая информация о аппаратных средствах

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Mainline-Power Connectors
Main AC Power Supply on a 2104 Model DU3 or 2104 Model TU3
A mainline-power connector is on each fan-and-power-supply assembly. The connector
is a 10-amp, three-pin, polarized, IEC 320 input connector. See Figure 9, in which
1
is
the ground connection,
2
is the neutral connection, and
3
is the live connection.
–48 V Power Supply
There is one –48 V power connector on each fan-and-power-supply assembly in a 2104
Model DU3 that has this optional feature. This permits the 2104 to be connected to the
–48 V dc rack power distribution panel. The connector is a 12–pin connector (see
Figure 10).
Pin Assignment Pin Assignment
1 Frame ground 7 Frame ground
2 Not used 8 Not used
3 –48 V return (0 V) 9 –48 V return (0 V)
4 –48 V return (0 V) 10 –48 V return (0 V)
5 –48 V in 11 –48 V in
6 –48 V in 12 –48 V in
Figure 9. AC Mainline-Power Connector
Figure 10. –48 V Power Connector (Viewed from the Back of the 2104)
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2104 Models DU3 and TU3 Hardware Technical Information