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DTBZ-2009 is an enhanced Transformer Turn Ratio Tester. It is capable to test single-phase and three-phase transformers. The testing process is fully automatic and very quick.
Another important function is automatically measuring the vector group of transformers.
Operator enters necessary parameters, DTBZ automatically performs the testing process: Power up the test voltage, Balance the test bridge, Take the readings and Display on LCD screen, then Print the results on built-in printer.

Features
Large LCD screen, Menu operation
Fully automatic testing, no manual balancing
Test single phase and three phase transformers
Auto measure transformer vector group
Auto switch measuring range
Auto calculate ratio error
Auto save the test data
Recall and print last 30 records
Truly portable, Weight less than 10kg

Safety Features
Auto cutoff test voltage after testing
Fuse protection for test-leads short-circuit
Fuse and Reset protection for reverse connection of HV side and ide
Sound an alarm when protection act

Specifications
Power Supply: AC 220V± 10%, 50Hz± 1
Turn Ratio Range: 1~9999.9
Vector Group Coding: Ii6/12, Dd / Dy / Yd / Yy 1~12
Accuracy: 0.2 % when 1~999.9, 0.5 % when 1000~9999.9
Test Voltage: AC 190V
Ambient Temperature: 0~40ºC
Ambient Humidity: RH < 85%
Dimension: 40 x 35 x 20cm, Accessory bag: 30 x 25 x 10cm
Weight: 10 kg, Accessory bag: 2kg

Accessories
Power Cord 1
Test Leads (3 core) 2
Earth Lead 1
Printer Paper 2
Spare Fuse (0.5A) 4.