2500 Kva Three Phase Pad Mounted Electrical Power Transformer High Voltage 35KV To 480V
WINLEY specialize in the production of three phase pad mounted transformers. Our products have obtained UL/cUL certification comply with ANSI, IEEE, DOE, CSA and other standards. The rated power is usually 75kva to 5500kVA, and the voltage can reach 34.5 kV.
UL/cUL certification
Main data
Phase | Three Phase |
Capacity | 2.5 MVA (2500 KVA) |
Vector Group | DYN1 |
Primary Voltage | 25700V |
Secondary Voltage | 480Y/277 |
Frequency | 60 Hz |
Temperature Rise | 65°C |
Insulation Rating | Class E Insulation - 120°C, 248°F |
Cooling Class | KNAN; Self-Cooled |
Impedance | 5.0-7.5% Typical, Target 5.75% |
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 |
Elevation (Altitude) | 3300ft (1000 meters) Above Sea Level |
Core Material | Grain Oriented Steel |
Dimensions* | 73-W x 73-D x 71-H |
Total Weight (Liquid Filled)* | 11,334 lb |
Efficiency % | 99.40% |
No Load Loss (in watts) | +/- 2,695W |
Full Load Loss (in watts) at 100% | +/- 15,490W |
Standard Feature
-Three-point latching door for securily
-Removable sill for easy installation
-Stainless steel cabinet hinges and mounting studs
-Bolted-on cabinet with removable sill having the folowing depths:
-For live front construction, externally clamped high voltage porcelain bushings with a single eyebolt clamp-type connector
-For dead front construction, extemally clamped high voltage bushing wells for loadbreak or non-loadbreak inserts
-HV and LV compartment doors-hinged and lift-of type wih 120° holding bars
-Steel HV/LV compartment barrier Click Here Get Transformer Drawings
-Padlocking facikiy with one penta-head bolt on the LV compartment door and two penta-head bolts on the HV compartment door-including 3 point aching mechanism
-HV connection: Live front-external clamoed and removable HV bushings with eyebolt clamp type connector
-LV connection:Extemally clamped polymer & porcelain LV bushing with 4-12 Hole spade
-Oil flll plug
-Five-legged core/coilassembly
-Removable LV neutral ground strap; as required
-Nameplate per ANSI requirement
-Sel-actuating prssure relief valve
-Liting lugs(4)
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
Accessories
Application
It is suitable for high-voltage and large-capacity occasions, such as power substations, industrial power consumption, etc. In high-load, high-voltage scenarios, oil-immersed transformers have better performance and stability.
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.