NEC Express5800/320Ma Planning Manual page 70

Circuit Wiring Diagrams
Figure B-7 shows a three-phase 208-volts AC, Y-, or
which is a phase-to-phase source connection. Note that the X and Y inputs on the
system can be connected from L1 and L2, L2 and L3, or L1 and L3. This application
requires a double-pole circuit breaker.
Figure B-7. Three-Phase 208-Volts AC, Y-, or
Circuit A or B
Single system: 20A maximum
PDU: 30A maximum
B-8 Express5800/320Ma: Site Planning Guide
∆
-Source Circuit Connection, Phase-to-Phase
Power Cord
X Y G (PE)
To power input A or B
∆
-source circuit connection,
L1
208V
L2
208V
120V
L3
120V
N
0V
G (PE)
Wall
120V