750kva Outdoor 3 Phase Oil Immersed Power Distribution Transformers 10kv To 440v
Oil immersed transformer have small volume,light weight,low loss,low partial discharge,low noise characteristics.The product is stable,reliable,economic, environmental protection.It can be applied to many places such as power plants,transformer substation,large industrial mining and petrochemical enterprise and so on.
Product Description
The three phase oil immersed transformer is one of the most matured transformer available on market, it got copper and aluminium coil for option very widely used in outside power distribution situations.Our oil immersed transformers with the following features:
•New insulating structure to improve the anti-short circuit ability
•High-quality cold-rolled silicon steel iron core
•Selected high-quality oxygen-free copper wire
•Multi-layer cylindrical structure high-voltage winding
•Special anti-loose treatment for all of the fasteners
Specification:
| Model | Rated Capacity
(kVA) | Connection Symbol | Hight Voltage
(v) | Tap range | Low Voltage
(v) | No-load Loss | On-load Loss | No-load current | Short-circuit impedance |
| (W) | (W) | (%) | (%) |
| S11-50/35 | 50 | Yyn0
or
Dyn11 | 35 | ±5%
+2×2.5% | 0.4 | 160 | 1200 | 1.3 | 6.5 |
| S11-100/35 | 100 | 230 | 2010 | 1.1 |
| S11-125/35 | 125 | 270 | 2370 | 1.1 |
| S11-200/35 | 200 | 340 | 3320 | 1 |
| S11-250/35 | 250 | 400 | 3960 | 0.95 |
| S11-500/35 | 500 | 680 | 6910 | 0.85 |
| S11-630/35 | 630 | 830 | 7860 | 0.65 |
| S11-1000/35 | 1000 | 1150 | 11500 | 0.65 |
| S11-1250/35 | 1250 | 1400 | 13900 | 0.6 |
| S11-2000/35 | 2000 | 1990 | 19700 | 0.55 |
| S11-2500/35 | 2500 | 2360 | 23200 | 0.55 |
Production process
FAQ
1. Q: Can I have a sample order?
A: Yes, we welcome sample order to test and check quality.
2. Q: What is the lead time?
A: Mass production time 15-25 days.
3. Q: How long is the warranty?
A: 24 monthes from B/L. If there are any accessory problems,just provide the photos of damaged accessory,then we will provide free service. According to the number of products,we will provide easily damaged accessories for free. we also can provide technical support if you need.
4. Q: Is OEM/ODM available?
A: Yes,it is! We are manufacturer with our own R&D team, we can customize products according to customer's drawing or requirements.
Customized services:
a. Customized color and special function.
b. Customized box.
c. Print customer's logo.
d. Your other ideas about product, we can help you design and put them into production. The above customized services must be confirmed before production.
5. Q: How to control the products quality?
A: Our company owns the core technology ,all kinds of products hold CE certificate. We have professional engineers. Workers are strictly required to make products according to the drawings. Each process has technical instructors.The QC supervisors will regularly inspect the production. We will do products performance tests during production, and comprehensive quality tests when the products is completed.
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