Range:0.9-5000 For single & three phase transformer Full Protections 10 years experience,exported to Iraq,Indonesia,Chile...

Application:

TTR773 is one very typical transformer turns ratio test set, widely used for Grid, substation and power plant.

Product Features:

-Test range wide,the highest can reach up to 5000.

-Suitable for single phase, three phase and Z-shaped connection transformer.

-Fast test speed, completion TTR test of three-phase transformer within 11 seconds.-Blind test for turns ratio and groups.

-Data display,storage and output

LED display test procedure and data.

Data printing

50 groups data storage

-Protection

Wrong connecting protection for High-voltage terminals and low-voltage terminals.

Wrong connecting protection for 380V input power supply

Short Circuit protection for both transformer and its turn-to-turn. Small size, light weight.

Technical Specifications:

-range: 0.9 ~5000

-Accuracy: 0.1% ± 2 characters (below 500) 0.2% ± 2 characters (500 ~ 2000) 0.3% ± 2 characters (more than 2000)

-Resolution:minimum 0.0001

-Output voltage:160 V, 10V

-Power supply:AC220V ± 10% ,50 Hz±1Hz

-Working temperature: -20 ° C to 40 ° C

-Relative humidity: ≤ 80%, no dew

-Exterior size:395mm×240mm×250mm (instrument),

395mm×240mm×250mm(test wires)

-Net Weight: 6 Kg( instrument), 6 Kg(Test leads)

Compare with TTR771

	TTR771	TTR773
Range	0.9-10000	0.9-5000
Interface	RS485,USB	N/A
Date storage	480 Group	50 Group
Input Power	220Vac,50Hz	220Vac,50Hz
Output Terminals	8pcs,including neutral point	6pcs,excluding neutral point
Size & Weight	320mm×275mm×140mm,4.6Kg	395mm×240mm×250mm,6 Kg

Order Information

-Instrument 1 piece

-Test Wires 1 set

If your local power supply is different from ours, i.e, AC220V ± 10% ,50 Hz±1Hz, we can change subject to your requirement.

Model TTR773 Transformer Turns Ratio Test Set/Tester