Microtest 6235+7721+6905 3 in 1 Comprehensive Transformer Testing System

Product Description:

623x series + 7721+6905 (transfermoer tester+Impulse/Surge tester+Hipot tester)  3 in 1 comprehensive transformer testing system, the one-stop comprehensive transformer testing system is the only product adopted by major Japanese manufacturers.

6235

Basic precision up to 0.1%

Test frequency up to 1MHz

Synchronous tests with multiple parameter settings

Able to test 30 items per second under fastest test speed

Optional Meter Mode function

High accuracy and stability

7721

The fully programmable continuous test

Measurement items include Area under curve comparison, Area size comparison, Waveform comparison, Flutter, Corona

Automatic Level Control Function (ALC)

21 Channel test

With Multi Winding Test Function

6905

Test items include (AC Withstand, DC Withstand, Insulation Resistance)

Rise time setting

User-friendly interface, easy to operate

Product Specification:

Transformer Tester        Impulse/Surge Tester    Hi-Pot Tester

6235     6236     6237     7721     7620

Max Frequency Impulse Voltage            Output Voltage V

200K Hz              500K Hz              1M Hz   200 ~ 5000V Programmable     AC 100V ~5KV, DC 100V~6KV , IR 100V ~ 1000V

6235 Transformer Tester

 Measurement Parameters

 Turn Ratio, Phase, L, Q, Leakage L, Balance, ACR, Cp, D, X, Y, DCR, Pin-Short

 Parameters Measurement Ranges

 L, LK     0. 1nH ~ 9999.99H

 C           0.00001pF ~ 999.99mF

 Q, D     0.00001 ~ 99999

 Z, X, R  0.00001Ω ~ 99.9999MΩ

 Y           0.01nS ~ 99.9999S

 θ           -180°~ +180°

 DCR      0.01mΩ ~ 99.999MΩ

 Turn Ratio         0.01 ~ 99999.99turns

Pin-Short            12 pairs, between pin to pin

 Specification

 Memory            64 Files

 LCD Display      320*240 dot-matrix display

 Power Supply   Voltage  90Vac ~ 125Vac or 190Vac ~ 250Vac

Frequency  48Hz ~ 62Hz

 Dimension (W*H*D)    360x133x420 mm

 Weight 9 kg

7721 Impulse/Surge Tester

 Functions

 Total Area

 Area size comparison

 Waveform comparison

 Flutter

 Corona

 Range

 Test Channel    21 Channels

 Impulse Voltage            200 ~ 5000 V Programmable

 Specification

 Memory            200 Waveform Files

 LCD Display      320*240dot-matrix display

 Power Requirements   Voltage  115 / 230Vac ± 15%

Frequency 50 / 60Hz ± 5%

 Dimension (W*H*D)    435x178x525 mm

 Weight 16 kg

6905 Hipot Tester

 Test Mode

 AC, DC , IR

 Test Channel

 2 Channel

 Measurement Data

 AC Hi-Pot          100V ~ 5000V AC, 50 / 60Hz, 0.01 ~ 10mA

 DC Hi-Pot          100V ~ 6000V, 0.01 ~ 5mA

 Insulation         DC 100 ~ 1000V, 1M ~ 9.99GΩ

 Arcing  1 ~ 10mA

 Item     Range  Resolution        Accuracy

 AC Withstand (Output Voltage V)          100V ~ 5000V   10         ±(3% of setting+5V)

 DC Withstand (Output Voltage V)          100V ~ 6000V   10         ±(3% of setting+5V)

 Insulation Resistance (Output Voltage V)           100 ~ 1000Vdc  10         ±(3% of setting+5V)

 Specification

 Memory            30 Sets

 LCD Display      320*240 graphic

 Power Requirements   Voltage 115 / 230Vac ± 15%

Frequency  50 / 60Hz ± 5%

 Dimension (W*H*D)    435x133x455 mm

 Weight 15 kg