Settings - ABB RELION REX640 Technical Manual

Section 7
Condition monitoring functions
7.2.8
Table 1204: HSARSPTR Group settings (Basic)
Parameter
Cooling mode
Alarm level
Warning level
Alarm delay time
Warning delay time
Average ambient Tmp
Table 1205: HSARSPTR Non group settings (Basic)
Parameter
Operation
Transformer type
Parameter Sel method
Ageing rate method
Insul paper type
Transformer rating
Initial loss of life
Hotspot Tmp rise
Top oil Tmp rise
Table continues on next page
1284
Table 1203: HSARSPTR Output signals
Name
ALARM
WARNING
ALM_AGE_RATE
TOPOIL_TEMP
HOTSPOT_TEMP

Settings

Values (Range) Unit
1=ONAN
2=ONAF
3=OFAF
4=ODAF
50.0...350.0 °C
50.0...350.0 °C
0...3600000 ms
0...3600000 ms
-20.00...70.00 °C
Values (Range) Unit
1=on
5=off
1=Single phase
2=Three phase
1=IEC
2=IEEE
3=Manual
1=IEC
2=IEEE
1=Normal
2=Upgraded
1.00...500.00 MVA
0...1000
50.0...350.0 °C
50.0...350.0 °C
Type Description
BOOLEAN Alarm signal
BOOLEAN Warning signal
BOOLEAN Alarm signal for Avg ageing rate over set time
period
FLOAT32 Calculated value of top oil temperature
FLOAT32 Calculated value of hot spot temperature
Step Default
1=ONAN
0.1 120.0
0.1 100.0
10 10000
10 10000
0.01 20.00
Step Default
1=on
2=Three phase
1=IEC
1=IEC
1=Normal
0.01 2.50
1 0
0.1 80.0
0.1 65.0
1MRS759142 C
Description
Transformer cooling method
Alarm level for hotspot temperature
Warning level for hotspot temperature
Time delay for hotspot temperature alarm
Time delay for hotspot temperature
warning
Average ambient temperature
Description
Operation Off / On
Number of phases of the transformer
Transformer parameter selection method
Ageing rate calculation method
Type of transformer paper insulation
Rating of the transformer
Initial value for winding insulation loss of
life in months
Hotspot temperature rise over ambient at
rated load
Top oil temperature rise over ambient at
rated load
Technical Manual
REX640