Sampling Report

General Information
Transformer Information
Transformer NameT01
Transformer TypeTransmission Power Transformer
Transformer Capacity400.0 MVA
Transformer Voltage400.0/230.0/20.0 kV
Importance DegreeA
Installation Date2018/08/24
Serial Number789986101/A
Transformer Code----
Cooling SystemONAN
Breathing SystemConservator
Manufacturer----
Manufacture Date----
Oil Information
Oil TypeType 2
Oil CodeTVBU
Oil DeclarationV
Oil ClassB
Oil AntioxidantU
Last Physical TreatmentNever
Last Chemical TreatmentNever
Last Oil Change DateNever
Oil Quality Tests
R01/S01/T01 - Routine Tests: Color
LabBargh
Sampling Date2024/08/12
Testing Date2024/08/13
MethodISO 2049/ASTM D1500
Measured Value1.5
Condition Good
Suggested ActionThe results of other tests are the criteria.
Color Scatter Chart
Color Bar Chart
Color Variations Chart
R01/S01/T01 - Routine Tests: Breakdown Voltage
LabBargh
Sampling Date2024/08/12
Testing Date2024/08/13
MethodIEC 60156
Measured Value71.8
Condition Good
Suggested ActionContinue normal operation and sampling
BV Scatter Chart
BV Bar Chart
BV Variations Chart
R01/S01/T01 - Routine Tests: Water Content
LabBargh
Sampling Date2024/08/12
Testing Date2024/08/13
MethodIEC 60814
Measured Value4.5
Condition Good
Suggested ActionContinue normal operation and sampling
WC Scatter Chart
WC Bar Chart
WC Variations Chart
R01/S01/T01 - Routine Tests: Acidity
LabBargh
Sampling Date2024/08/12
Testing Date2024/08/13
MethodIEC 62021-1 / IEC 62021-2
Measured Value0.07
Condition Good
Suggested ActionContinue normal operation and sampling
R01/S01/T01 - Complementary Tests: IFT
LabBargh
Sampling Date2024/08/12
Testing Date2024/08/13
MethodIEC 62961 / ASTM D971
Measured Value32.5
Condition Good
Suggested ActionContinue normal operation and sampling
Condition Assessment
R01/S01/T01 - DGA Data
LabBargh
Sampling Date2024/08/12
Testing Date2024/08/13
H20.0
CH40.0
C2H647.0
C2H40.0
C2H20.0
CO150.0
CO21964.0
O2360.0
N240241.0
IEC Good
IEEE Fair
Fault Diagnosis
R01/S01/T01 - Fault Diagnosis
Testing Date2024/08/13
Key GasesUnrecognizable Fault
Doernenburg RatioUnrecognizable Fault
Rogers RatioUnrecognizable Fault
IEC RatioUnrecognizable Fault
NEI0.2167 - Normal
Duval Triangles
Duval Triangle 1
%CH4 %C2H4 %C2H2
PD T1 T2 T3 D1 DT D2 : High Energy Discharge (Arching)
Duval Triangle 4
%H2 %CH4 %C2H6
PD O ND C S : Stray Gases
Duval Triangle 5
%CH4 %C2H4 %C2H6
PD T3 T2 C O S ND : --------------------
Duval Pentagons
Duval Pantagon 1
Duval Pantagon 2
Age Analysis
No Test Done!