2500 Kva Three Phase Pad Mounted Transformer Step-Down 12470v To 480V UL Certification
summary
WINLEY offers a complete line of liquid-filled ThreePhase Pad-Mounted distribution transformers that meet applicable ANSI®/IEEE® standards.
The three phase pad mounted transformer immerses the load switch and fuse on the high voltage side of the transformer with the core and windings of the transformer in the same oil tank, has the advantages of advanced structure, reliable performance, energy saving and consumption reduction, flexible use, strong adaptability, and economical advantages.
Main data
| Transformer Type | Pad Mounted, Compartmental-Type |
| Phase | Three Phase |
| Capacity @ 55° (w/o Fans) | 2.5 MVA (2500 KVA) |
| Capacity @ 65° (w/ Fans) | 3.125 MVA (3125 KVA) |
| Vector Group | DYN1 |
| Primary Voltage | 12470V |
| Secondary Voltage | 480Y/277 |
| Frequency | 60 Hz |
| Temperature Rise | 65°C |
| Insulation Rating | Class E Insulation - 120°C, 248°F |
| Cooling Class | KNAN/KNAF |
| Impedance | 5.75% |
| Efficiency Standard(s) | DOE 2016 Standards, CSA Standards ,ANSI/IEEE Standards |
| K-Factor Rating (Harmonic Mitigation) | K-1 (Standard) |
| Winding Material | Copper |
| Ambient Temperature Rating | 40°C |
| Ambient Operating Temperature Range | -40°C to +40°C (-50°F to +104°F) |
| Sound Level | 60 dBA |
| Enclosure Rating | NEMA 3R |
| Dimensions* | 75-W x 75-D x 73-H |
| Total Weight (Liquid Filled)* | 11,529 lb |
| Efficiency % | 99.40% |
| No Load Loss (in watts) | +/- 2,690W |
| Full Load Loss (in watts) at 100% | +/- 15,480W |
FEATURES
Pentahead Bolt Entry Assembly
High-Fire Point Insulating Fluid
Non-PCB Insulating Fluid
Tamper Proof Housing
Hinged Front Compartment Doors, Pad Lockable
NEMA 3R Wiring Compartment
Hot Stick Included, HV Door Mount
Specification
| Three Phase Pad Mounted Transformer |
| Rated Power (KVA) | High Voltage (KV) | Low Voltage (V) | Loss (W) |
| No-load Loss (W) | On-load Loss (W) |
| 75KVA | 24.94/14.4kV
12.47/7.2kV
34.5KV/
19.92KV/
13.8KV/
13.2KV/
or others | 120/240V
480Y/
277V
600Y/
347V | 180 | 1250 |
| 112.5KVA | 200 | 1500 |
| 150KVA | 280 | 2200 |
| 225KVA | 400 | 3050 |
| 300KVA | 480 | 3650 |
| 500KVA | 680 | 5100 |
| 750KVA | 980 | 7500 |
| 1000KVA | 1150 | 10300 |
| 1500KVA | 1640 | 14500 |
| 2000KVA | 2160 | 20645 |
| 2500KVA | 2680 | 23786 |
| 3000KVA | 3300 | 25300 |
| 3750KVA | 4125 | 27875 |
| 5000KVA | 5200 | 30000 |
Technical drawings
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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