ABB Relion 650 series RET650 Product Manual page 68

Transformer protection RET650
Product version: 1.1
Table 55. Circuit breaker condition monitoring SSCBR
Function
Alarm levels for open and
close travel time
Alarm levels for number of
operations
Setting of alarm for spring
charging time
Time delay for gas pressure
alarm
Time delay for gas pressure
lockout
Metering
Table 56. Pulse counter PCGGIO
Function
Cycle time for report of
counter value
Table 57. Function for energy calculation and demand handling ETPMMTR
Function
Energy metering
Hardware
IED
Table 58. Degree of protection of flush-mounted IED
Description
Front side
Rear side, connection terminals
Table 59. Degree of protection of the LHMI
Description
Front and side
68
Range or value
(0-200) ms
(0 - 9999)
(0.00-60.00) s
(0.00-60.00) s
(0.00-60.00) s
Setting range
(1–3600) s
Range or value
MWh Export/Import,
MVArh Export/Import
Value
IP 40
IP 20
Value
IP 42
1MRK 504 127-BEN -
Issued: February 2011
Accuracy
± 0.5% ± 25 ms
-
± 0.5% ± 25 ms
± 0.5% ± 25 ms
± 0.5% ± 25 ms
Accuracy
-
Accuracy
Input from MMXU. No extra error
at steady load
ABB