Transformer Turns Ratio Tester Three-Level Undertaking Power Facilities Safety Measures
1. Before using this instrument, be sure to read this operating manual carefully.
2. The operator of the instrument should have general knowledge of electrical equipment or instruments.
3. This instrument can be used both indoors and outdoors, but should avoid places with rain, corrosive gases, excessive dust, high temperature, and direct sunlight.
4. The instrument should avoid severe vibration.
5. Maintenance, care, and adjustment of the instrument should be carried out by professionals.
6. The yellow, green, and red test clips correspond to phases A, B, and C of the transformer respectively; do not connect them incorrectly.
7. Do not reverse the high and low voltage cables.
8. When testing a single-phase transformer, only use the yellow and green clips; do not use the wrong ones, and the unused test clips should be left hanging.
Transformer Turns Ratio Tester Three-Level Undertaking Power Facilities Performance Features
1. Wide test range, up to 10000.
2. Fast test speed, completes three-phase test in 7 seconds.
3. Z-connection transformer testing.
4. Has blind test ratio and group test functions.
5. Non-volatile clock and date display, data storage function.
6. Protection function for reverse connection of high and low voltage.
7. Protection function for transformer short circuit and inter-turn short circuit.
8. Thermal printer output function, fast and silent.
9. Small size and light weight.
Technical Specifications
1. Range: 0.9 ~ 10000
2. Accuracy: 0.1% reading (below 500)
0.2% reading (500~2000)
0.3% reading (above 2000)
3. Resolution: minimum 0.0001
4. Output voltage: 160V, 10V automatic shifting
5. Working power supply: AC220V 50HZ
6. Operating temperature: –20℃ ~ 40℃
7. Relative humidity: ≤85%, no condensation
