• Model NO.：GDDJ-DGA
• Application：Transformer Oil Gas
• Transport Package：Standard Export Wooden Box
• Specification：ISO, SGS
• Trademark：HV Hipot
• Origin：Wuhan, China
• Production Capacity：5000set,Year

Environmental temperature

-40ºC~+70ºC

Environmental humidity

Relative humidity 5-95%(no condensation)

Atmospheric Pressure

80kPa-110kPa

Power supply

AC 220V±10%, 50Hz

Monitoring components

H₂, CO, CO₂, CH₄, C₂H₄, C₂H₂, C₂H₆, H₂O, growth rate and concentration

Analysis and diagnostic function

Analyze and diagnose monitoring data by three-ratio method, David triangle method and cube diagram method. Original spectrogram can be supplied.

Min. Detection cycle

40-60mins, user-defined, default four times a day.

Sampling mode

Cycling sampling, to reflect real-time situation of inside gas.

Separating mode of oil and gas

Vacuum degassing mode, degassing for three times continuously.

Data storage lifespan

≥ 10 years

Carrier gas quantity

Self-made carrier gas, not interrupted all year round. No need to replace gas cylinder.

Monitoring gas

Measuring range

Min. detection

Error

H₂

2- 2000 ppm

1 ppm

±10%

CO

5- 20000 ppm

5 ppm

±10%

CH₄

0.2- 2000 ppm

0.2 ppm

±10%

C₂H₄

0.2- 2000 ppm

0.2 ppm

±10%

C₂H₆

0.2- 2000 ppm

0.2 ppm

±10%

C₂H₂

0.2- 2000 ppm

0.2 ppm

±10%

CO₂

25- 20000 ppm

25 ppm

±10%

H₂O

1 - 800 ppm

Oil temperature

-40ºC~200ºC

Total air quantity

0.2-15%

Total hydrocarbon

1 - 8000 ppm

Stability (measurement error)

At the same testing condition, error is no more than 10% for the same oil sample. (medium concentration)

IP class

IP66