GDB-D Transformer Ratio Tester For "Z" Type Transformer Turns Ratio Test
Product Description
General Information:
v GDBD Transformer Turns Ratio Tester is specially designed for three phase transformer in power system, especially for type Z winding and other transformers whose zero-load current is relativerly high.
v The tester has wide testing rangem fast testing speed, favorable repeatability flexible data processing, convenient connection, complete protection, easy learning and convinient operation;
Features:
v Applicable to transformers connected in Z type;
v Two output voltages are optional and applicable to transformer whose zero-load current is relatively high;
v Wide testing range and highest transformation ratio may reach 10000;
v Automatically calculate tap position;
v Fast speed, which is only 18 seconds for three-phase;
v Favorable repeatability;
v Automatically save 99 data at most;
v Flexible data processing, including retrieval, print, transfer to U-disk, delete and upload to PC computer of testing;
v Functions of transformer short-circuit protection and interturn short-circuit protection functions. If there is short circuit, relevant information will be displayed on the LCD screen;
v Small size and light weight;
Specifications:
v Turns Ratio Range0.8~10000
v Group Difference Range :1~12
v Turns Ratio Range Accuracy:
1.0.2%(180V:0.8~1000)
2.0.5%(180V:1000~10000)
3.0.2%(10V:0.8~200)
v Turns Ratio Resolution:0.0001
v Angle Resolution :0.01°
v Power Supply:220V±10% ,50Hz±1Hz
v Working Temperature :-20℃~40℃
v Relative Humidity :≤85%,no condensation
v Overall:325mm×278mm×188mm
v Instrument Weight:7kg
