in the EPTR-60 ?

Main technical data table:

Measure item:

Ratio errors & Phase errors of the CT and PT

Rated current:

5A, 1A

Rated voltage:

100V, 110V, 115V, 120V, 150V, 200V, 220V, 230V


1/√3, 1/3, 1, 1.5, 2

Accuracy class:


Operation range:

(1%-200%).In, (20%-200%).Un



Ratio error range:

±0.0001% ~ ±19.99% (3 ranges: 0.1999%,1.999%, 19.99%).

Minimum resolution0.0001%.

Phase error range:

0.1' ~ ±900' (3 ranges: 9.00', 90.0', 900')

Minimum resolution: 0.01'

Impedance range:

0.001Ω~ 19.99Ω. (2 ranges: 1.999Ω, 19.99Ω).

Minimum resolution: 0.001Ω.

Admittance range:

0.001ms ~ 19.99ms. (2 ranges: 1.999ms, 19.99ms).

Minimum resolution:0.001 ms.

Alarm Function:

Provided the sound & light alarm function when the polarity abnormal or ratio inconsistent.

Input Load:

- On Standard CT secondary side: ≈0.11Ω, COSφ≈1.0

- On Test Object CT secondary side: ≈0.003Ω, COSφ≈1.0

- On Standard PT secondary side: ≈0.05VA (100V)

Communication Interface:

Provided the RS232 serial communication interface

Display model:


Power supply:

AC 220V±10%, 50Hz

Power consumption:

< 20VA

Overall dimension:

460mm × 360mm × 160mm