750Kva Electrical three phase pad mounted power transformer substation 13200V to 480V
pad-mounted transformers are made in power ratings up to 10000 kVA,High voltage up to 34.5 kV.and tested in accordance with standards including CSA, IEEE c.57, and DOE as applicable.The pad mounted transformers are oil-filled and have a tamper-resistant design. The transformer is divided into two parts, the front cabin and the rear cabin.
product structure
Pad Mounted Transformer has two layout structures: Loop Feed and Radial Feed. You can choose according to the needs of the grid line. The picture below is the loop feed and radial feed transformer produced by Lvbian for the North American market.
Features
− Mild steel, optional stainless steel tank
− Three-point latching door for security
− Removable sill for easy installation
−Stainless steel cabinet hinges and mounting studs
Bolted-on cabinet with removable sill having the following depths:
19"dedp for 300kva through 750 kva
22"deep for 1000kva through 1500 kva
24"deep for 2000kva through 3750kva
30"deep for 5000kva through 7500kva
− Live front construction & dead front construction
− Steel HV/LV compartment barrier
− Oil drain plug for 500 kVA and below
− 1” drain valve with sampler for 750 kVA and above
Main data
Transformer Type | Pad Mounted, Compartmental-Type |
Transformer Feed Type | Loop Feed |
Operation | Step-Down Operation (Not Approved for Step-Up) |
Phase | Three Phase |
Capacity | 750 KVA |
Vector Group | DYN1 |
Primary Voltage | 13200V |
Primary Voltage Class | 15 kV Class |
Primary Phasor | Delta |
Primary BIL | 95 KV |
Secondary Voltage | 480Y/277 |
Secondary Voltage Class | 1.2 kV Class |
Secondary Phasor | Wye-N |
Secondary BIL | 30 KV |
Frequency | 60 Hz |
Temperature Rise | 65°C |
Insulation Rating | Class E Insulation - 120°C, 248°F |
Cooling Class | KNAN; Self-Cooled |
Efficiency Standard(s) | Meets DOE 2016 Standards, Meets CSA Standards Meets ANSI/IEEE Standards |
Ambient Temperature Rating | 40°C |
Ambient Operating Temperature Range | -40°C to +40°C (-50°F to +104°F) |
Sound Level | 58 dBA |
Elevation (Altitude) | 3300ft (1000 meters) Above Sea Level |
Core Material | Grain Oriented Steel |
Tank Material | 304 Stainless Steel |
Efficiency % | 99.20% |
Total Load Loss (in watts) at 50% | +/- 2,567W |
Technical drawings
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 |
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.