150kva Three Phase Pad Mounted Transformer 34500v To 208y/120v
IEEE/ANSI Standard 304 Stainless Steel
WINLEY Electric specializes in the production of three-phase
pad-type transformers, which meet the applicable ANSI®/IEEE®/DOE
standards, with voltages up to 34.5 kV and rated power up to
5500kVA. The products are exported to North America in large
quantities and have rich experience in design, production, and
after-sales service.
product structure
Standard Features
• 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 after
the 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
with the latest ANSI standards
Main data
| Transformer Type | Pad Mounted, Compartmental-Type |
| Phase | Three Phase |
| Capacity | 150 KVA |
| Vector Group | DYN1 |
| Primary Voltage | 34500V |
| Primary Voltage Class | 35 kV Class |
| Primary BIL | 150 KV |
| Secondary Voltage | 208Y/120 |
| Secondary Voltage Class | 1.2 kV Class |
| 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 |
| K-Factor Rating (Harmonic Mitigation) | K-1 (Standard) |
| Insulation Fluid | Biodegradable Natural Vegetable Oil Ester Insulating Fluid -
Non-PCB Fluid |
| Fluid (Oil) Capacity* | 108 Gallons |
| Winding Material | Copper |
| Ambient Temperature Rating | 40°C |
| Ambient Operating Temperature Range | -40°C to +40°C (-50°F to +104°F) |
| Sound Level | 55 dBA |
| Elevation (Altitude) | 3300ft (1000 meters) Above Sea Level |
| Core Material | Grain Oriented Steel |
| Tank Material | 304 Stainless Steel |
| Efficiency % | 99.16% |
| Based on transformer operating at 50% of nameplate base kVA. | |
| Load Losses Based on 85°C Reference Temp. | |
| No Load Loss (in watts) | +/- 320W |
| Full Load Loss (in watts) at 100% | +/- 1,600W |
| Total Load Loss (in watts) at 100% | +/- 1,920W |
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.
