Planning Guide

Electrical Power Connectors
Electrical Circuit and Wiring Information B-9
Figure B-8 shows a three-phase 380V AC, Y-, or ∆-source circuit connection, which is
a phase-to-neutral source connection. Note that the system’s X input can be connected
to L1, L2, or L3. This application requires a single-pole circuit breaker.
Figure B-8. Three-Phase 380V AC, Y-, or ∆-Source Circuit Connection, Phase-to-Neutral
Electrical Power Connectors
Tab l e B- 1 describes the connectors that NEC Solutions (America), Inc. uses
to connect an Express5800/320Fc system and peripheral devices to AC power
outlets.
Circuit A or B 220V
XYG (PE)
To power input A or B
Wall
Power Cord
L1
L2
L3
N
G (PE)
220V
380V
380V
220V
0V
Single system: 20A maximum
PDU: 30A maximum