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Fully Automatic Insulating Oil Dielectric Strength Tester DYT

  • DYT


DYT series insulating oil testers are fully automatic micro controller based system, completely self-contained,compact and portable giving smooth variable test voltage from 0 to 60kV, 80kV, or 100 kV for testing the dielectric strength of insulating oil in accordance with all international standards like IEC156/IS6792/ASTM D 1816/ASTM D877/ UNE 21 specifications.

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. Test data can be uploaded to PC by RS232 port.

6. Strong anti-jamming, high precision testing.

7. Small measurement, light weight, and convenient for outdoor operation.

Technical Parameter

Input Supply

220±10% Volts AC, 50 Hz, single phase.

Test Voltage


0-60kV/Model: DYT-60; 0-75kV/Model: DYT-75 0-80kV/Model: DYT-80

0-90kV/Model: DYT-90; 0-100kV/Model: DYT-100


60kV:1.2 kVA;75kV:1.5 kVA;80kV:1.6 kVA;90kV:1.8 kVA;100kV:2 kVA;


0.1 kV



Time of Breakdown

<10 millisecond

Rate of rise of Voltage

0.5 to 5 kV adjustable per second ± 10%.

kV Indication

Digital display on LCD screen

Test cell with Electrodes


Type ‘TC-1’: 13 mm Spherical electrodes.

Type ‘TC-2’: 36 mm mushroom electrodes. Type ‘TC-3’: 25 mm Cylinderical electrodes.

Gap Gauge

2.5 mm and 2.0 mm

Printer Construction

Built in printer for printing results on plain paper.


In light weight aluminum cabinet with removable cover, lock and lifting handles.

Temperature Range

0 to 40℃

Relative Humidity

80% RH

Working Altitude

< 1500 meters.

Dimensions$weight (App)

37 x 38 x 37 cm. Weight: Net 32 kgs for DYT-80

40 x 41 x 41 cm. Weight: Net 42 kgs for DYT-100


Product Category

Chongqing TOP Oil Purifier Co.,LTD.

Located at Chongqing city--a southwest electromechanical manufacturing center as well as national municipality, Chongqing TOP is a professional leading manufacturer and supplier of oil purifiers and various related testers.

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