ABB REC670 Applications Manual page 527

1MRK 511 401-UEN A
Bay control REC670 2.2 IEC
Application manual
Setting Short Description
RatedVoltageW2
Set the winding 2 rated nominal voltage
RatedVoltageW3
Set the winding 3 rated nominal voltage
UPerTap Set the voltage increment or decrement
between two successive tap positions
OilTmConstMode Select the transformer oil time constant
mode of input to the function
OilTimeConst Set the transformer oil time constant
when the oil time constant mode is
selected as
AvgOilTmpRise
Set the transformer average oil
temperature rise for the calculation of oil
time constant
CoilCoreMass
Set the transformer coil and core
assembly mass for the calculation of oil
time constant
OilMass Set the transformer oil mass for the
calculation of oil time constant
TankMass Set the transformer tank mass which is
having direct contact with heated oil for
the calculation of oil time constant
LoadLoss
Set the rated load loss of the transformer
for the calculation of oil time constant
TTLoadLoss
Set the load loss of the transformer
arrived from the type test for the
calculation of oil time constant
NoloadLoss
Set the rated no-load loss of the
transformer for the calculation of oil time
constant
TTNoloadLoss Set the no-load loss of the transformer
arrived from the type test for the
calculation of oil time constant
WdgTmConstMode
Select the transformer winding time
constant mode of input to the function
WdgTimeConst1
Set the transformer winding time constant
for the winding 1 when the winding time
constant mode is selected as
defined
WdgTimeConst2 Set the transformer winding time constant
for the winding 2 when the winding time
constant mode is selected as
defined
WdgTimeConst3
Set the transformer winding time constant
for the winding 3 when the winding time
constant mode is selected as
defined
Table continues on next page
Tap changer is with
winding 2 and it is
mentioned that
voltage difference
1.67 % of winding 2
rated voltage.
User defined
User
User
User
Section 17
Monitoring
Selected value
230.0 kV
20.0 kV
3.84 kV
Standard
9000.0 sec
45° C
65.0 t
35.0 t
15.0 t
10.0 MW
10.0 MW
2.0 MW
2.0 MW
Standard
420.0 sec
420.0 sec
420.0 sec
521