American Power Conversion MX28B1200 Power Supply User Manual


 
MX28B-1200+27V PRODUCT MANUAL Rev 1
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Figure 4.5 DC Distribution.
Figure 4.6 DC-to-DC Converters.
4.9 48 V DC Distribution from Converters (Optional)
Up to eight 24V/-48V dc converters can be used to supply power for 48V loads in increments of 10
Amps each. These converters are mounted at to bottom of the unit. Each converter is powered via a
circuit breaker located directly below. See figure 4.6
Load Return Bus.
Seven -48V Breakers
For DC to DC converters
Thirty-eight +24V Breakers
+24V load supply