TRANSFORMER OIL TESTSDissolved Gas-in-oil Analysis
Customer: HVES                                      Date: 09/23/99
Equipment/Unit Location: HVES 14
Manufacturer: Alstom
Serial Number: PEI-1077

TEST                IN SERVICE NORMS*                RESULTS
Hydrogen (H2)         240 ppm                        <1        PPM
Methane (CH4)         160 ppm                        <1        PPM
Acetylene (C2H2)       11 ppm                        <1        PPM
Ethylene (C2H4)       190 ppm                        1         PPM
Ethane (C2H6)         115 ppm                        <1        PPM
Carbon Monoxide  (CO) 580 ppm                        15        PPM
Carbon Dioxide (CO2)   n/a                           302       PPM
Oxygen (02)            n/a                           17674     PPM
Nitrogen (N2)          n/a                           54239     PPM

TOTAL GAS              n/a                           72231     PPM
TOTAL COMBUSTIBLES     n/a                           16        PPM

Estimated TCG          n/a                           0.017   %

ANALYSIS: All gases are within the accepted limits.

RECOMMENDATION: Resample in 1 year.

*In-Service Norms as follows
Generating           Transmission
H2     240  ppm              100 ppm
CH4    160  ppm              120 ppm
C2H2    11  ppm               35 ppm
C2H4   190  ppm               30 ppm
C2H6   115  ppm               65 ppm
CO     580  ppm              330 ppm
The above analyses were performed using the TOGAS direct injection system
rather than the vacuum extraction method described in ASTM D3612.

PRO/gasoil