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%

In generating stations which we generate current or voltage if it is voltage then how it will convert to current and power?

2 Answers   NIT,

---

what is cathodic protaction?

0 Answers  

---

What is rotating transformer? Which machine is used specifically as rotating transformer?

3 Answers   TATA,

---

Why capacitor bank does not require in DG Set?

21 Answers   IBM,

---

the fuse is use for protection against overcurrent but at normal condition it carry the rated current then how single thin wire carry this current without melting

1 Answers  

---

what is power factor

5 Answers   Exide,

---

Megar test tell sufficient resistant

1 Answers  

---

How to calculate phase to phase difference in 33KV Line ,11KV Line etc.

1 Answers  

---

state the construction of incondenscent lamp?

0 Answers  

---

what do you mean by partial discharge in cable

1 Answers  

---

from which formula we select a capacitor rating?

4 Answers   Suzlon,

---

Q-1 what are the structural and operational difference between a distribution and a power transformer? Q-2 what is skew in motors? Q-3 draw equivalent circuit of transformer Q-4 explain with phasors how pf is improved with loading in induction motors Q-5 DIFFERENT METHODS OF CABLE LAYING(interviewer asked if i heard new chemical based earthing system next) Q-6 pi model of medium length trans line Q-7 v/f control?why Q-8 vacuum circuit breaker operates in?

1 Answers   Vijai Electricals,

---