Pad Mounted Transformer 75 Kva Three Phase Step Down Transformer 12000V To 480Y UL Certified
Why choose us
Main data
Transformer Configuration | Liquid Filled Pad Mounted |
Transformer Feed Type | Radial Feed |
Phase | Three Phase |
Capacity | 75 KVA |
Vector Group | DYN1 |
Primary Voltage | 12000V |
Primary Voltage Class | 15 kV Class |
Secondary Voltage | 480Y/277 |
Secondary Voltage Class | 1.2 kV Class |
Frequency | 60 Hz |
Temperature Rise | 65°C |
Cooling Class | KNAN; Self-Cooled |
Efficiency Standard(s) | Meets DOE 2016 Standards, Meets ANSI/IEEE Standards |
K-Factor Rating (Harmonic Mitigation) | K-1 (Standard) |
Winding Material | Copper |
Ambient Temperature Rating | 40°C |
Sound Level | 51 dBA |
Elevation Rating | 3300ft (1000 meters) Above Sea Level |
Core Material | Grain Oriented Steel |
Tank Material | Coated Steel |
Dimensions* | 52"-W x 48"-D x 67"-H |
Weight* | 2,150 Lbs |
Efficiency % | 98.70% |
No Load Loss (in watts)) | 185W+10% tolerance |
Full Load Loss (in watts) at 100% | 1420W+10% tolerance |
Product Structure
• 60 Hz operation.
• 65°C average winding rise.
• Radial & loop feed arrangements.
• Dead and live front type of HV terminals.
• HV BIL 45 – 150 kV (Dead Front) 200 kV (Live Front).
• LV BIL 30 – 60 kV.
• Three-point latching of low-voltage door.
• High-voltage door, which can be opened only afterthe low-voltage door is opened.
• Rigid steel partition.
• Transformer tank welded from cover to base.
• Permanent nameplate.
• One-inch NPT pipe cap filling provision.
• ANSI tank ground pads.
• One-inch drain valve and sampler.
• Automatic pressure-relief valve (35 SCFM).
• Tap changer with (2) 2.5% full capacity taps above and below nominal.
• One 10”x18” (or 14”x25”) hand hole in transformer tank cover.
• Painted olive-green color (Munsell 7GY 3.29/1.5).
• Designed, manufactured and tested in accordance
Technical drawings
Specification
Rated Power (KVA) | High Voltage (KV) | Low Voltage (V) | No-load Loss (W) | On-load Loss (W) | Height (mm) | Depth (mm) | Width (mm) | Weight (kg) | Weight (Lbs) |
75KVA | 34.5KV 4.160KV 12.47KV 13.2KV 13.8KV 24940GrdY/14400 1247Grdy/7200 4160GrdY/2400 or others | 277V 347V 480V 600V 120/240V 208GrdY/120 415GrdY/240 480GrdY/277 600Y/347 | 180 | 1250 | 1430 | 910 | 1930 | 645 | 1422 |
150KVA | 280 | 2200 | 1530 | 980 | 1510 | 989 | 2180 | ||
300KVA | 480 | 3650 | 1680 | 1080 | 1660 | 1415 | 3119 | ||
500KVA | 680 | 5100 | 1790 | 1160 | 1810 | 1905 | 4200 | ||
750KVA | 980 | 7500 | 2030 | 1300 | 2030 | 2755 | 6074 | ||
1000KVA | 1150 | 10300 | 1854 | 1549 | 1651 | 3235 | 7132 | ||
1500KVA | 1640 | 14500 | 2150 | 1570 | 2210 | 5835 | 12864 | ||
2000KVA | 2160 | 20645 | 2220 | 1600 | 2380 | 6430 | 14175 | ||
2500KVA | 2680 | 23786 | 2330 | 1650 | 3070 | 8865 | 19544 | ||
3000KVA | 3300 | 30300 | 2460 | 1850 | 3260 | 11300 | 24912 | ||
3735KVA | 4125 | 37875 | 2680 | 2060 | 4080 | 14400 | 31746 |
Ratings
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.