Transformer Data Sheet
Date Tested: 03/03/98
Customer Name: HVES
Circuit Name: HVES 3
Transformer Type: OIL
Number: PDB-0205 Class: OA Three Phase 60 Hertz
Manufacturer: GE ALSTHOM
Voltage Rating: 13,200 - 480Y/277 LV winding: AL
KVA Ratings: 2,000 Continuous, Self Cooled HV winding: AL
Continuous, Forced Air LV: 65 C rise, BIL: 30 KV
HV: C rise, BIL: 95 KV
Approx. Weight in Pounds --
Core & Coils :
Case & Fittings :
Total : 11,550
Impedance Volts: 6.13 percent at rated volts at: 2,000 KVA.
Transformer Test Data
Megger Test Results --
High -> Ground : 44.2 KM Ohms, @: 5KV DC
Low -> Ground : 6.65 KM Ohms, @: 1KV DC
High -> Low : 43.4 KM Ohms, @: 1KV DC
Tap (V) Calc.TTR Phase1 Phase2 Phase3
:14400 : 51.986 :52.004 : 52.008 :52.080
:13800 : 49.819 :49.837 : 49.842 :49.914
:13200 : 47.653 :47.668 : 47.675 :47.747
:12470 : 45.018 :45.001 : 45.007 :45.079
:12000 : 43.321 :43.337 : 43.338 :43.413
Attachment: 1 MIN. PI CAPACITENCE
20.8 KM 2.12 0.01 MICROFARAD
4.54 KM 1.46 0.01 MICROFARAD
37.0 KM 1.17 0.01 MICROFARAD
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