KEEYA, a distinguished manufacturer based in China, specializes in the production of high quality Dry Type Transformers. With a state-of-the-art factory, KEEYA has established itself as a leading player in the transformer industry.
Keeya's high quality dry type transformers meet various standards in terms of performance. User feedback attests to their reliable operation, confirming their position at the forefront of national standards. Employing advanced foreign manufacturing techniques, our products are backed by comprehensive and accurate design drawings and technical documents. Supported by state-of-the-art production equipment, a stable manufacturing process, and a full range of measurement capabilities, we guarantee the production of high-quality transformers.
1. Ambient air temperature: Designed to operate efficiently within a range of -15ºC to +40ºC, with the possibility of extending to as low as -45ºC under special conditions.
2. Altitude: Suitable for use at elevations below 2500m. Under specific adaptations, it can function reliably at altitudes of up to 4000m.
3. Installation Site Conditions: Ensure the installation site has a maximum inclination of 3 degrees and is free from noticeable dirt, as well as corrosive or flammable gases.
4. Please Note: In cases where operating conditions deviate from the specified norms, kindly reach out to our technical department for guidance and support.
1. Ensures safety and is non-combustible, making it fireproof and suitable for direct installation in the load center.
2. Requires minimal maintenance, facilitates easy installation, and boasts a low operational cost, optimizing economic efficiency.
3. Exhibits exceptional moisture resistance, enabling normal operation even in environments with 100% humidity.
4. Features low loss, emits minimal noise, offers superior insulation, experiences minimal local discharge, and ensures pollution-free operation.
5. Demonstrates effective heat dissipation and robust overload capacity. When air-cooled, it can handle an overload of up to 50%.
6. Offers reliable operation, complemented by an advanced temperature protection control system, guaranteeing the transformer's safe functioning.
7. Compact, lightweight, with a stable structure, it possesses high resistance to lightning shock, remarkable mechanical strength, and a capacity to withstand temperature fluctuations and sudden short circuits.
Capacity |
Voltage |
Link Group |
Short-Circuit impendnce(%) |
loss(W) |
Current of no loading(%) |
|||
HV |
Tap |
LV |
no loading |
loading |
||||
30 |
6 6.3 10 10.5 11 |
±5% |
0.4 0.415 0.433 |
Yyn0 Dyn11 |
4 |
190 |
700 |
2.6 |
50 |
270 |
990 |
2.2 |
|||||
63 |
360 |
1380 |
2 |
|||||
80 |
400 |
1570 |
2 |
|||||
100 |
480 |
1840 |
1.8 |
|||||
125 |
540 |
2130 |
1.8 |
|||||
160 |
620 |
2530 |
1.6 |
|||||
200 |
720 |
2750 |
1.6 |
|||||
250 |
880 |
3470 |
1.4 |
|||||
315 |
970 |
3990 |
1.4 |
|||||
400 |
1160 |
4880 |
1.4 |
|||||
500 |
1340 |
5870 |
1.3 |
|||||
630 |
6 |
1290 |
5960 |
1.3 |
||||
800 |
1520 |
6950 |
1.3 |
|||||
1000 |
1760 |
8130 |
1.1 |
|||||
1250 |
2080 |
9690 |
1.1 |
|||||
1600 |
2440 |
11730 |
1.1 |
|||||
2000 |
3320 |
14450 |
1 |
|||||
2500 |
4000 |
17170 |
1 |