About this item:

Three-phase transformer, single-phase transformer, PT, CT, Z transformer ratio, group, polarity test function.

CT ratio polarity test function; single-phase test with angular difference test function.

Tap position up to 99; wide test range up to 10000.

No power down clock and date display; data storage mode is local storage, 100 test data, stored data can be transferred to computer (PC);

Intelligent power management technology ensures that the instrument always operates at the minimum power state, effectively reducing internal heating and saving energy; Thermal printer print function.

overview:

For the power system, the transformer is the core equipment in the system, so the long-term, reliable operation of the transformer will be related to the stability and reliability of the entire system.

Before a newly installed transformer is put into operation and according to the preventive test protocol of the State Grid, it is required to carry out regular turns ratio or voltage ratio tests on operating transformers.

Conventional ratio bridges are cumbersome to operate, the readings are not intuitive, and the necessary conversions have to be carried out, and the test results are only the value of the ratio of one phase.

This transformer ratio tester overcomes the shortcomings of the traditional ratio bridge test, the screen adopts a large screen high-resolution LCD display, convenient for on-site use, with Chinese menu prompts, easy and intuitive operation, one time to complete the three-phase ratio test, fast test speed, high accuracy.

Features:

Three-phase numerical control sinusoidal inverter power supply output, with soft start, soft stop function, so the test speed is fast, high precision.

Three-phase transformer, single-phase transformer, PT, CT, Z-type transformer ratio, group, polarity test function.

CT ratio polarity test function.

Angular difference test function for single-phase test.

Tap position can be tested up to 99.

Wide test range, up to 10000.

High and low voltage reverse connection reminder.

Output short circuit reminder.

No power-down clock and date display; data storage mode for the local storage, test data 100, storage data can be transferred to a computer (PC);

thermal printer print function.

Small size, light weight, easy to carry and use.

Specification:

Range: 0.8~10000

Accuracy:

± (reading × 0.1% + 2 words) (≤1000)

± (reading × 0.2% + 2 words) (1000-3000)

± (reading × 0.3% + 2 words) (>3000)

Resolution:

0.9~9.9999 (0.0001)

10~99.999 (0.001)

100~999.99 (0.01)

1000~9999.9 (0.1)

10000 (1)

Operating power: AC100-240V, 50/60Hz (battery version of the charging voltage)

Instrument weight: 4.5Kg

Instrument volume: 320mm (L) × 280mm (W) × 135mm (H)

Operating temperature: -10℃~50℃

Relative humidity: <90%, no condensation

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