Answer / randy

Email:oiltester@yahoo.cn

Manual of Transformer Oil Tester

1. Introduction:
IIJ-II Transformer Oil Tester is produced by our company,
which adopts industrial single plate integrated circuit,
new-style I/O jack, with unique inspection and anti-jamming
technology to greatly improve its reliability and
functionality.

Main features:
1. Easy operation, high autoimmunization (only press
button once and all work done automatically)
2. Menu management, data input simple and convenient
3. It can store 99 data of oil sampling tests, the
test data can be reviewed and printed in 100 years even
after power is off.
4. The clock in going on after power off.
5. The software can be upgrade through RS232 terminal.
6. Strong anti-jamming, high precision testing.
7. Small measurement, light weight, and convenient for
outdoor operation.

2. Technical parameter

1. Power supply: AC220V ±10%, 50Hz
2. Output voltage: 80kV, 100kV
3. Capacity: 1.6kVA, 2.0kVA
4. Speed of voltage increase: about 2kV/S
5. Voltage inspection accuracy: 1%
6. Breakdown sensitivity: <0.1kV
7. Waveform distortion: &#8804;3%
8. Breakdown response time: &#8804;&#61489;&#61488;ms
9. Working environment: temperature: 0&#61616;C~40&#61616;C,
humidity: max relative humidity 85%
10. Storage environment: temperature: &#65293;20&#61616;C ~ 60&#61616;C,
humidity: max relative humidity 75%

5MVA TRANSFORMER SUDDENLY FAIL WITH THE PRV TRIPPING AND LARGE AMOUNT OF OIL SPREAD OUT? SO IT CAME BACK WITH THE REPAIRING WITH REASON THAT IT FAILS BCOZ OF TRANSIENT EFFECT? SO PLZ EXPLAIN HOW DOES IT HAPPENED?

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