Introduction - REC 561
ABB Network Partner AB
1MRK 580 146-XEN
Page 2 - 3
Version 1.0-00
1 A or 5 A is available in a REC 561. Only one alternative of the autore-
closing functions can be selected. The synchro-check function for the 1½-
CB arrangement is available for one diameter in REC 561.
Table 1: Applicable optional functions for different typical
switchyard arrangements
Functions
Arrangements
1 bay 2-3
bays
single
CB
2 bays
double
CB
One
1½-
CB
diam
Two
1½-
CB
diam
12
bays
Single
CB
Double
CB
One type of three is always selected.
Type 1 (Basic) x x
Type 2 (Basic + option 1) x x x
Type 3 (Basic + option 2) x x
Options
Pulse counters for meter-
ing (12 in total)
xxxxxxx
Autoreclosing for 1 CB x x x
Autoreclosing for 3 CB x x x x x x
Autoreclosing for 6 CB x x x
Transformer and A/D-con-
version for 5U and 5I,
1 A or 5 A
xxxxxxx
The functions below require the Transformer and A/D-conversion module.
Increased measuring
accuracy for U and I
(factory calibration)
xxxxxxx
Synchro-check, 1 bay,
single CB
xx
Synchro-check, 1 bay,
double CB
x
Synchro-check, 3 bays,
single CB
x
Synchro-check, 2 bays,
double CB
x
Synchro-check for one
1½-CB diameter
x
Fuse failure for 1 bay x x
Breaker-failure protection
for 1 single CB bay
x
Loss-of-power system
voltage for 1 bay
xx
Disturbance recorder xxxxxxx
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