ABB PQstorI - 2.2 Internal components

6
PQSTORI INSTRUCTION MANUAL
2.2 Internal components
Figure 3 provides a block diagram illustrating the internal components of the PQstorI product.
—
Figure 3: Block diagram of main PQstorI components
E
L1
DC+
DC-
L2
L3
N1
N2
24V EXT
24V INT
24 V
DC FUSES
DC RELAYSDC BUSPOWER MODULELCL-FILTERAC RELAYRFI-FILTER
AC
FUSES
BLACK START
CONTROL BOARD
PRECHARGE
CIRCUIT
PRECHARGE
CIRCUIT