250 Ordering information
Control electronics
Inverter control unit
One BCU-0x control unit is required per inverter unit. The type of the control unit depends
on the number of inverter modules as shown below. The control unit is delivered with a
memory unit containing the ACS880 primary control program, optionally with application
programmability. For availability of other control programs, contact your local ABB
representative.
Frame size
R8i, 2×R8i
3×R8i...6×R8i
*Application programmability using function blocks based on the IEC 61131-3 standard. For more information,
see Programming manual: Drive application programming (IEC 61131-3) (3AUA0000127808 [English]).
Fiber optic cables
Each frame R8i module is connected to the inverter control unit with a pair of fiber optic
cables.
If the inverter unit is equipped with a DC switch/disconnector, each inverter module is also
connected to the charging controller by a pair of fiber optic cables.
The following kits, each consisting of a pair of plastic fiber optic cables, are available from
ABB:
Length (m)
2 m
3 m
5 m
7 m
10 m
Control circuit plug connectors
The control circuit plug for connector X50 is not included in the module kit and you must
order it separately.
Note: Plug connectors for X51, X52 and X53 are included in the module kit.
Connector
X50
1 per module
Control unit type
BCU-02
BCU-12
Kit type designation
NLWC-02
NLWC-03
NLWC-05
NLWC-07
NLWC-10
Qty
Ordering code
3AUA0000059813
Application
programmability
No
*Yes
No
*Yes
Ordering code
58988821
58948233
58948250
58948268
58948276
Illustration
Ordering code
3AXD50000003417
3AXD50000011540
3AXD50000006340
3AXD50000011541
Data
STV S 9 SB
500 V, 32 A, 9-pole