Hitachi GR2000 - Manual (Page 304)

A standard, non-redundant power feeding diagram with 200V ac input is shown in
Figure 5-5. Figure 5-6 shows its redundant power feeding counterpart, in which case
GR2000-2S is not applicable.
CB
Ground
200 Vac,
single phase,
50/60 Hz
100 Vac,
single phase,
50/60 Hz
Power distribution panel
CB: Circuit breaker
NEMA 5-15R
(convenience
outlet)