ABB RELION REX640 - 7.1.9 SSCBR Monitored data; 7.1.10 Technical data

7.1.9 SSCBR Monitored data
Table 1314: SSCBR Monitored data
Name Type Values (Range) Unit Description
T_TRV_OP FLOAT32 0...60000 ms Travel time of the CB
during opening opera-
tion
T_TRV_CL FLOAT32 0...60000 ms Travel time of the CB
during closing opera-
tion
T_SPR_CHR FLOAT32 0.00...99.99 s The charging time of
the CB spring
NO_OPR INT32 0...99999 Number of CB opera-
tion cycle
INA_DAYS INT32 0...9999 The number of days CB
has been inactive
CB_LIFE_A INT32 -99999...99999 CB Remaining life phase
A
CB_LIFE_B INT32 -99999...99999 CB Remaining life phase
B
CB_LIFE_C INT32 -99999...99999 CB Remaining life phase
C
IPOW_A FLOAT32 0.000...30000.000 Accumulated currents
power (Iyt), phase A
IPOW_B FLOAT32 0.000...30000.000 Accumulated currents
power (Iyt), phase B
IPOW_C FLOAT32 0.000...30000.000 Accumulated currents
power (Iyt), phase C
SSCBR Enum
1=on
2=blocked
3=test
4=test/blocked
5=off
Status
7.1.10 Technical data
Table 1315: SSCBR Technical data
Characteristic Value
Current measuring accuracy
±1.5 % or ±0.002 × I
n
(at currents in the range of 0.1…10 × I
n
)
±5.0 %
(at currents in the range of 10…40 × I
n
)
Operate time accuracy
±1.0 % of the set value or ±20 ms
Travelling time measurement
+10 ms / -0 ms
1MRS759142 F Condition monitoring functions
REX640
Technical Manual
1375