Automatic Ratio Testers TTR-3D Series Amperis

Ratio Range

0.75 to 25000

Ratio accuracy

0.03% from 0.8 to 1000:1 at 275V

0.05% from 0.8 to 1000:1 with 8V, 40V & 100V

0.1% from 1000 to 5000:1

0.2% from 5000 to 10000:1

0.3% from 10000 to 25000:1

Test voltages

8V, 40V, 100V, 275V

Power input

100V to 250V, 45 - 65Hz

Phase angle range

+/- 180 degrees

Phase angle accuracy

+/- 0.05 degree

Magnetising current range

Up to 2A

Magnetising current accuracy

+/- 1% of range

Measuring time

5 to 10 seconds

Data Storage

> 10000 test fi les

Display

Backlit 6.5” LCD, 640x480, Ultra high brightness,

Data displayed

- Vector group, phase, tap position, ratio, ratio deviation, phase angle displacement, excitation current, pass-fail results.

- Up to 3 test files can be loaded simultaneously for comparison

- Graphical and tabulated representation of test results

Interface

USB (USB memory drive), Ethernet (remote control)

Tested for

EMI, Safety