GDB-D Z Type Three Phase Transformer Turns Ratio Meter Is Specially Designed For Three-Phase Transformer In Power System, Especially For Transformer Of Type Z Winding And Other Transformers Whose Zero-Load Current Is Relatively High.
Z Type Three Phase Transformer Turns Ratio Meter
l The Tester Has Wide Testing Range, Fast Testing Speed, Favorable Repeatability.
l Flexible Data Processing, Convenient Connection, Complete Protection.
l Easy Learning And Convenient Operation
l Applicable to transformers connected in Z type.
l Two output voltages are optional and applicable to transformer whose zero-load current is relatively high.
l Wide testing range and the highest transformation ratio may reach 10000.
l Automatically calculate tap position.
l Fast speed, which is only 18 seconds for three-phase.
l Favorable repeatability.
l Automatically save 99 data at most.
l Flexible data processing, including retrieval, print, transfer to U-disk, delete and upload to PC computer for testing.
l Functions of transformer short-circuit protection and interturn short-circuit.
l Protection functions. If there is short circuit, relevant information will be displayed on the LCD screen.
l Small size and light weight.
|1||Item Name||GDB-D Z Type Three Phase Transformer Turns Ratio Meter|
|2||Turns ratio range||0.8-10000|
|3||Group testing range||1-12|
|4||Turns ratio accuracy|| |
0.2% (180V: 0.8～1000)
0.5% (180V: 1000～10000)0.2%( 0.8～200)
|5||Turns ratio resolution||0.0001|
|6||Power input||220V±10% 50HZ±1Hz|
|8||Relative humidity||≤85% no condensation|