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Instrument Transformer Tester
    Instrument Transformer Tester

Product Description:

 

Instrument Transformer Tester 

 

 

PRODUCT DESCRIPTION

Product model:

YMITT-1C

YMITT-1Bx

Product structure:

Normal type

Portable type

Display model:

LED

LCD

Measure item:

Ratio errors & Phase errors of the CT&PT, Impedance, Admittance

Rated current:

5A, 1A

Rated voltage:

100V, 110V, 120V

Multiplier:

1/√3, 1/3, 1, 1.5, 2

Accuracy class:

±2%

Operation range:

(1%-120%).In,  (20%-120%).Un

Frequency:

50/60Hz

Ratio error range:

±0.0001% ~ ±19.99%Three positions: 1.999‰, 19.99‰, 199.9‰

 

Minimum resolution0.0001%.

Phase error range:

0.01' ~ ±900'Three positions: 9.00', 90.0', 900'

 

Minimum resolution: 0.01'

Impedance range:

0.001ms~ 19.99ms.

 

Minimum resolution: 0.001ms.

Admittance range:

0.001 ms ~ 19.99 ms.

 

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: ≈0.11ms, COSφ=1.0 
- On Test Object CT secondary side: ≈0.003ms, COSφ=1.0 
- On Standard PT secondary side: ≈0.05VA  (when U=100V)

Communication Interface:

Provided the RS232 serial communication interface

Power supply:

AC 220V ± 10%

Power consumption:

< 20VA