Trafo AG 3.3 - Tan Delta Trafo AG 3.3 1
Trafo AG 3.3 - Tan Delta Trafo AG 3.3 1
Trafo AG 3.3 - Tan Delta Trafo AG 3.3 1
Summary
1
Location & company information
Location Company
Name bay trafo AG 3.3 Company
Region PT PLN Department
Division UPT MANADO Address
Area ULTG GORONTALO City
Plant GI ANGGREK/BAY TRAFO AG 3.3 State/Province
Address Postal code
City Country
State/Province Phone No.
Postal code Fax No.
Country E-mail
Geo coordinates
Comment
Voltage ratings
Winding Voltage L-L Voltage L-N Insul. level L-L
Prim 150,000 kV 86,603 kV kV
Sec 20,000 kV 11,547 kV kV
Tert 6,667 kV kV kV
Power ratings
Rated power Cooling class Temp. rise wind.
20,000 MVA ONAN
Winding
Prim Sec Tert Rated power
15,000 A 20,000 A A 20,000 MVA
Short-circuit rating
Max. short-circuit current kA s
2
Impedances
Ref. temp. 75 °C
Others
Category Transmission
Status In operation
Tank type Other
Insulation medium Mineral oil
Fluid insulation volume l
Fluid insulation weight 1200 kg
Total weight 4200 kg
Bushings nameplate data
Pos. Serial No. Manufact. Manufacturer type Man. year Voltage L-ground Max. system voltage Rated current
A kV kV A
B kV kV A
C kV kV A
N kV kV A
a1 kV kV A
b1 kV kV A
c1 kV kV A
n1 kV kV A
Pos. Insul. level LL Cap. (C1) DF (C1) Cap. (C2) DF (C2) Insulation type Tap type
A V pF % pF %
B V pF % pF %
C V pF % pF %
N V pF % pF %
a1 V pF % pF %
b1 V pF % pF %
c1 V pF % pF %
n1 V pF % pF %
3
Tap Changers nameplate data
OLTC
Serial number
Manufacturer
Manufacturer type
Winding Prim
Tap scheme Free
No. of taps 18
Tap Voltage
1 165750,0 V
2 163500,0 V
3 161250,0 V
4 159000,0 V
5 156750,0 V
6 154500,0 V
7 152250,0 V
8 150000,0 V
9 147750,0 V
10 145500,0 V
11 143250,0 V
12 141000,0 V
13 138750,0 V
14 136500,0 V
15 134250,0 V
16 132000,0 V
17 129750,0 V
18 127500,0 V
4
Winding DF & CAP
Ambient temperature °C Weather
Top oil temperature °C Humidity %
Comments
Standard test
No. Meas. Test mode Freq. V out I out Watt losses DF meas DF corr Cap. meas Assessment
1 ICH+ICHL GST 50,00 Hz 10,00 kV 32,53 mA 1048,98 mW 0,3224 % 0,3224 % 10353,5 pF Not ass.
2a ICH GSTg-A 50,00 Hz 10,00 kV 11,21 mA 497,27 mW 0,4435 % 0,4435 % 3565,8 pF Not ass.
3a ICHL UST-A 50,00 Hz 10,00 kV 21,33 mA 554,33 mW 0,2599 % 0,2599 % 6787,7 pF Not ass.
No. Meas. Test mode Freq. V out I out Watt losses DF meas DF corr Cap. meas Assessment
4 ICL+ICLH GST 50,00 Hz 10,00 kV 32,53 mA 1033,50 mW 0,3177 % 0,3177 % 10353,5 pF Not ass.
5a ICL GSTg-A 50,00 Hz 10,00 kV 11,21 mA 470,72 mW 0,4198 % 0,4198 % 3565,7 pF Not ass.
6a ICLH UST-A 50,00 Hz 10,00 kV 21,32 mA 555,50 mW 0,2605 % 0,2605 % 6787,8 pF Not ass.
Frequency sweep
Measurement: ICH
No. 2b Test mode GSTg-A
Freq. V test V out I out Watt losses DF meas DF corr Cap. meas Assessment
15,00 Hz 2,00 kV 2,00 kV 0,67 mA 10,90 mW 0,8108 % 0,8108 % 3573,2 pF Not ass.
20,00 Hz 2,00 kV 2,00 kV 0,90 mA 12,16 mW 0,6772 % 0,6772 % 3570,2 pF Not ass.
35,00 Hz 2,00 kV 2,00 kV 1,57 mA 15,98 mW 0,5090 % 0,5090 % 3566,1 pF Not ass.
50,00 Hz 2,00 kV 2,00 kV 2,24 mA 19,11 mW 0,4263 % 0,4263 % 3563,6 pF Not ass.
135,00 Hz 2,00 kV 2,00 kV 6,04 mA 35,59 mW 0,2945 % 0,2945 % 3558,3 pF Not ass.
220,00 Hz 2,00 kV 2,00 kV 9,84 mA 51,98 mW 0,2640 % 0,2640 % 3558,0 pF Not ass.
305,00 Hz 2,00 kV 2,00 kV 13,63 mA 69,52 mW 0,2551 % 0,2551 % 3556,5 pF Not ass.
400,00 Hz 2,00 kV 2,00 kV 17,87 mA 87,41 mW 0,2449 % 0,2449 % 3555,0 pF Not ass.
Measurement: ICHL
No. 3b Test mode UST-A
Freq. V test V out I out Watt losses DF meas DF corr Cap. meas Assessment
15,00 Hz 2,00 kV 2,00 kV 1,28 mA 7,52 mW 0,2930 % 0,2930 % 6795,5 pF Not ass.
20,00 Hz 2,00 kV 2,00 kV 1,71 mA 9,42 mW 0,2759 % 0,2759 % 6792,8 pF Not ass.
35,00 Hz 2,00 kV 2,00 kV 2,99 mA 15,51 mW 0,2597 % 0,2597 % 6787,8 pF Not ass.
50,00 Hz 2,00 kV 2,00 kV 4,26 mA 22,05 mW 0,2586 % 0,2586 % 6784,4 pF Not ass.
135,00 Hz 2,00 kV 2,00 kV 11,50 mA 63,97 mW 0,2782 % 0,2782 % 6777,6 pF Not ass.
5
Freq. V test V out I out Watt losses DF meas DF corr Cap. meas Assessment
220,00 Hz 2,00 kV 2,00 kV 18,72 mA 111,60 mW 0,2981 % 0,2981 % 6771,8 pF Not ass.
305,00 Hz 2,00 kV 2,00 kV 25,93 mA 162,49 mW 0,3135 % 0,3135 % 6767,8 pF Not ass.
400,00 Hz 2,00 kV 2,00 kV 33,97 mA 222,49 mW 0,3278 % 0,3278 % 6764,2 pF Not ass.
Measurement: ICL
No. 5b Test mode GSTg-A
Freq. V test V out I out Watt losses DF meas DF corr Cap. meas Assessment
15,00 Hz 2,00 kV 2,00 kV 0,68 mA 10,47 mW 0,7737 % 0,7737 % 3572,8 pF Not ass.
20,00 Hz 2,00 kV 2,00 kV 0,90 mA 12,28 mW 0,6835 % 0,6835 % 3570,6 pF Not ass.
35,00 Hz 2,00 kV 2,00 kV 1,57 mA 16,89 mW 0,5377 % 0,5377 % 3566,8 pF Not ass.
50,00 Hz 2,00 kV 2,00 kV 2,24 mA 18,87 mW 0,4211 % 0,4211 % 3563,9 pF Not ass.
135,00 Hz 2,00 kV 2,00 kV 6,04 mA 35,04 mW 0,2900 % 0,2900 % 3558,6 pF Not ass.
220,00 Hz 2,00 kV 2,00 kV 9,84 mA 51,88 mW 0,2635 % 0,2635 % 3558,1 pF Not ass.
305,00 Hz 2,00 kV 2,00 kV 13,64 mA 68,18 mW 0,2501 % 0,2501 % 3556,5 pF Not ass.
400,00 Hz 2,00 kV 2,00 kV 17,88 mA 86,05 mW 0,2408 % 0,2408 % 3555,2 pF Not ass.
Measurement: ICLH
No. 6b Test mode UST-A
Freq. V test V out I out Watt losses DF meas DF corr Cap. meas Assessment
15,00 Hz 2,00 kV 2,00 kV 1,28 mA 7,51 mW 0,2930 % 0,2930 % 6795,4 pF Not ass.
20,00 Hz 2,00 kV 2,00 kV 1,71 mA 9,44 mW 0,2766 % 0,2766 % 6792,7 pF Not ass.
35,00 Hz 2,00 kV 2,00 kV 2,99 mA 15,52 mW 0,2599 % 0,2599 % 6787,8 pF Not ass.
50,00 Hz 2,00 kV 2,00 kV 4,26 mA 22,06 mW 0,2589 % 0,2589 % 6784,4 pF Not ass.
135,00 Hz 2,00 kV 2,00 kV 11,50 mA 64,14 mW 0,2789 % 0,2789 % 6777,5 pF Not ass.
220,00 Hz 2,00 kV 2,00 kV 18,72 mA 111,78 mW 0,2986 % 0,2986 % 6771,8 pF Not ass.
305,00 Hz 2,00 kV 2,00 kV 25,93 mA 162,70 mW 0,3139 % 0,3139 % 6767,7 pF Not ass.
400,00 Hz 2,00 kV 2,00 kV 33,97 mA 222,64 mW 0,3280 % 0,3280 % 6764,1 pF Not ass.
6
Graphs for frequency sweep