Single Phase Pad Mounted Transformer Oil Immersed Step Down 12470V To 240V Manufacturer
pad-mounted transformers are compact, self-contained electrical device, It has the characteristics of small size, light weight, low noise, low loss, safety and reliability. It is widely used in residential quarters, commercial centers, hospitals, parks, schools, etc.
product structure
Feature
• Meet or exceeds ANSI®, IEEE® and NEMA® standards
• Meets DOE Energy Efficiency Standard 10 CFR Part 431 for distribution transformers
• Tank coating exceeds IEEE Std C57.12.28™-2005 and IEEE Std C57.12.29™-2005 standards (stainless steel units only)
• Full compliance with IEEE Std C57.12.28™-2005 standard enclosure integrity requirements
• Laser engraved nameplate
• Recessed stainless steel lifting provisions
• Tank grounding provisions
• Automatic pressure relief device
• Electrical grade mineral oil
• Hinged door with stainless steel hinge pins and barrels
• Floating lock pocket for easy alignment
• Captive stainless steel pentahead door locking bolt
• Oil fill and drain provisions
• Removable sill
• Welded domed tank cover
• High-voltage bushing wells - 200 A
Main data
| Transformer Type | Pad Mounted, Compartmental-Type |
| Phase | Single Phase |
| Capacity | 167 |
| Primary Voltage | 12470GrdY/7200 |
| Secondary Voltage | 240/120V (L-N-L) |
| Secondary Phasor | Dual Winding Single Phase |
| Frequency | 60 Hz |
| Temperature Rise | 65°C |
| Cooling Class | ONAN; Self-Cooled |
| Efficiency | Meet DOE 2016 Standard |
| Winding Material | Copper |
| Ambient Temperature Rating | 40°C |
| Sound Level | 55 dBA |
| Elevation (Altitude) | 3300ft (1000 meters) Above Sea Level |
| Lift Up Pad Lockable Lid | |
| Efficiency | 99.10% |
| No Load Loss (in watts)* | +/- 455W |
| Load Loss (in watts)* | +/- 1833W |
| Total Load Loss (in watts)* | +/- 2288W |
Drawing
Specification
| 25kva-500kva single phase pad mounted transformer |
| Rated Cap acity(kVA) | High | Low Voltage(v) | Connection Symbol | Standard | Short-circuit impedance(%) | Efficiency |
| Voltage(v) | (%) |
| 25 | 4160 7200 12000 12470 13200 13800 19920 24940 34500 | 110 220 230 400 480 | II0,II6 | IEEE/ANSI/ DOE | 1.0-4.5% | 98.95 |
| 37.5 | 99.05 |
| 50 | 99.11 |
| 75 | 99.19 |
| 100 | 99.25 |
| 167 | 99.33 |
| 250 | 99.39 |
| 333 | 99.43 |
| 500 | 99.49 |
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.
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Single Phase Pad Mounted Transformer Oil Immersed Step Down 12470V To 240V Manufacturer 167KVA Images
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