ABB MegaFlex 1000 UL S1 Installation Manual page 41

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J1B/1
J1A/1
Fig. 4.10.2-2 Bus connection on first and last units
J1B/2÷5
J1B/1
J1A/2÷5
J1A/1
Fig. 4.10.2-3 Bus connection on intermediate units
MegaFlex 1000 to 1600
J1
B
J2
J1
A
J2
J1
B
J2
J1
A
J2
UPS Installation Guide / REV-A
Note!
Final units, first and
last, of an RPA Parallel
System.
SW1
On the two boards P13/P14 –
IM0222 – Bus Interface Board, of
the first and last units of a Parallel
System, the
1/2/3/4/5/6 must be in position
ON (see Fig. 4.10.2-2).
Note!
Intermediate units of
an
System.
SW1
On the two boards P13/P14 –
IM0222 – Bus Interface Board, of
the intermediate units of a Parallel
System,
SW1-1/2/3/4/5/6
position OFF (see Fig.4.10.2-3).
switches SW1-
RPA Parallel
the switches
must be in