50kva Single Phase Power Pole Transformer Distribution 12470v To
120v
single phase energy-efficient pole mounted distribution
transformer, designed for robust performance and reliability, with
careful consideration of environmental factors. This transformer is
suitable for both indoor and outdoor applications, providing
enhanced reliability and protection against critical equipment
failures. With lower operating costs, reduced heat emissions, and a
lower total cost of ownership, it’s the ideal choice for a wide
range of applications and businesses.
Feature
- Cost-effective design
- High efficiency and low noise levels
- Dual voltage capability
- Coating meets or exceeds IEEE C57 standard
- Excellent sealing for protection against environmental factors
- Polymer-type low voltage bushings
- Porcelain-type high voltage bushings
- Convenient cover or sidemounted voltage bushings
- Spade or clamp type terminals
- Compatible with both mineral oil and biodegradable vegetable oil as
insulating oil
- Provision for surge arrester bracket, with brackets available if
needed
structure
Main data
| Phase | Single Phase |
| Capacity | 50 KVA |
| Primary Voltage | 7200/12470GrdY Grounded Wye (2 Wire) |
| Primary BIL | 95 kV |
| Secondary Voltage | 120/240V (L-L-N) |
| Frequency | 60 Hz |
| Temperature Rise | 65°C |
| Forced Air (Fans) | None |
| Primary Insulation | Porcelain High Voltage Bushings - Dual Primary Bushings |
| Secondary Insulation | (3) Bushings |
| Insulation Fluid | Mineral Oil - Non PCB Fluid |
| Oil Level Marking | Internal |
| Cooling Class | ONAN |
| Pressure Relief Device | Automatic |
| Fill Valve | Included |
| Drain Valve w/ Sampler | - |
| Surge Arrestors | Lightning Arrestor on H1 Primary Terminal |
| Surge Arrestor Mounting Provision | Mounting Provisions for Installing Lightning Arrestor on H2 Primary
Terminal |
| No Load Loss | 125W |
| Full Load Loss | 490W |
| Efficiency @ 100% Load | 98.85% |
| Impedance (approx) | 2.1% |
| Winding Material | Copper |
| Dimensions | 22 x 25 x 44 |
| Weight | 601 lb |
| Ratings | Conforms to ANSI / IEEE Standard C57.12.20 |
Product drawings
Specifications
| 10kva-333kva Single-phase oil immersed transformer |
| Rated Cap acity(kVA) | High | Low Voltage(v) | Connection Symbol | Standard | Short-circuit impedance(%) | Efficiency |
| Voltage(v) | (%) |
| 10 | 4160
7200
12000
12470
13200
13800
19920
24940
34500 | 110
220
230
400
480 | II0,II6 | IEEE/ANSI/ DOE | 1.8-4% | 98.7 |
| 15 | 98.82 |
| 25 | 98.95 |
| 37.5 | 99.05 |
| 50 | 99.11 |
| 75 | 99.19 |
| 100 | 99.25 |
| 167 | 99.33 |
| 250 | 99.39 |
| 333 | 99.43 |
Accessories
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.
