TRANSFORMER OIL TESTSDissolved Gas-in-oil Analysis
Customer: HVES                                           Date: 08/12/2005
Equipment/Unit Location: HVES 42
Manufacturer: Areva
Serial Number: PKG - 0514

TEST                  IN SERVICE   NORMS*              RESULTS
Hydrogen (H2)           240  ppm                       3        PPM
Methane (CH4)           160  ppm                       0        PPM
Acetylene (C2H2)         11  ppm                       0        PPM
Ethylene (C2H4)         190  ppm                       0        PPM
Ethane (C2H6)           115  ppm                       0        PPM
Carbon Monoxide (CO)    580  ppm                       15       PPM
Carbon Dioxide (CO2)      n/a                          266      PPM
Oxygen (02)               n/a                          22164    PPM
Nitrogen (N2)             n/a                          65843    PPM

TOTAL GAS                 n/a                          88291    PPM
TOTAL COMBUSTIBLES        n/a                          18       PPM

Estimated TCG             n/a                          0.02 %

ANALYSIS: All gases are within accepted limits.

RECOMMENDATION: Resample in  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            350 ppm		
		
The above analysis were performed using TOGAS direct injection system
rather than the vacum extraction method described in ASTM D3612.