Cisco C880 M4 Hardware Installation Manual page 15

200 V Redundant Power Feed Configuration (single power feed, redundant power feed)
with Power Distribution Box Connection
It is necessary to arrange four PSUs, two FANUs, four Power cables (200 V IEC60320 C20) and two power
distribution boxes (200 V IEC60320 C19×3type) for 200 V Redundant Power Feed configuration (with single
power feed, redundant power feed).
When the power distribution box is used, it is necessary to secure the breaker characteristic of distribution
panel. See "2.5 Cutoff Characteristics of Distribution Panel (At the time of connecting power distribution
FIGURE 2.8 200 V Redundant Power Feed Configuration (single power feed, redundant power feed) with
Number
(1)
Power Distribution Box Connection
Power distribution box (200V C 19  3 type)
Description
12
box)."