In process production of the power transformer's semi-finished products and finished products ,before the newly installed transformer put into operation, according to the preventive test code of the state power department, it is required to run regular ttr testing or voltage ratio test.
Product Introduction
1.The tester is a portable ttr test equipment with small size and light weight.
2.It has the characteristics of simple operation, high accuracy, anti-interference, shockproof and convenient carrying;
3.The large-capacity lithium battery can be used continuously for more than 6 hours at a time, and the battery can be replaced at any time, providing guarantee for the continuous test of users;
4.Perfect back EMF protection function;
5.Fast measurement speed, accurate and stable measurement data;
6.The test process is controlled by a computer and automatically completes self-calibration, current stabilization judgment, data processing and numerical display;
7.Full-transparent 7-inch large-screen LCD can be clearly displayed in the sun;
8.Built-in thermal printer is convenient for users to print on site;
9.The instrument software has complete functions, with built-in instructions for use, key instructions, wiring diagrams, precautions and other introductions, which are convenient for users to consult during on-site trial.
10.Clock and date display without power-off, with local storage and USB flash disk storage function, can store more data, with R232 and USB interface to facilitate data docking with the counter.
11.The instrument uses silicone keys to enhance the touch of pressing in use and make the key operation more sensitive; Silicone material enhances the service life of keys.
12.The test range is wide, and the transformation ratio can be measured up to 10000;
13.Ζ Test of V-connected transformer;
14.It has the function of blind test of transformer ratio and group test; Vector graphics display. Phase angle graphic display 0-360 º resolution 0.01 º
15.High and low voltage reverse connection protection and short circuit protection function;
Product Parameter
|
Model |
JH2703 |
|
Output Voltages |
24V-60V |
|
Power supply |
AC220V±10% |
|
Power Frequency |
50Hz±1Hz/60Hz |
|
Ambient temperature |
-10ºC~50ºC |
|
Shape size |
590mm*440mm*260mm |
|
Accuracy level |
0.2 |
|
Minimum resolution |
0.0001 |
Product Accessories
- A black and silver aluminum alloy portable hard case
- Two rolls of printing paper
- A black carrying strap
- A power adapter with power cord
- Two sets of red dedicated test leads with large alligator clips
- Two sets of yellow dedicated test leads with large alligator clips
- Two sets of black dedicated test leads with large alligator clips
- Two sets of green dedicated test leads with large alligator clips
- One set of dedicated copper test lead

Deliver, Shipping and Serving



FAQ
Q: How long can the instrument work continuously with the built-in lithium battery?
A: Equipped with a large-capacity lithium battery, it can work continuously for more than 6 hours, and the battery can be replaced at any time to support long-time on-site testing.
Q: What data storage methods does the instrument support?
A: It supports non-power-off clock display, local data storage, and USB flash disk storage. It also has RS232 and USB interfaces for data transmission.
Q: Can this tester test Z-type and V-connected transformers?
A: Yes, it supports Z & V-connected transformer test, and also has blind test function for transformer ratio and connection group
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