Single Phase Pad Mounted Transformer step down 75Kva 13.8Kv to 208v
Feature
Quality System ISO 9001 certified
Meet DOE Energy Efficiency Standard or exceeds ANSI/IEEE and NEMA
standards
Tank coating exceeds IEEE Std C57.12.28TM-2005 and IEEE Std
C57.12.29TM-2005 standards (stainless steel units only)
Full compliance with IEEE Std C57.12.28TM-2005 standard enclosure
integrity requirements
1. Pressure relief device
2. Fluid fill and drain provisions
3. Laser engraved nameplate
4. Floating lock pocket for easy alignment
5. Decal bushing designations
6.Welded domed tank cover
7.Click Here Get Transformer Drawings
8. Tamper strips of noncorrosive material
9. Crowned tank
10. Removable sill
11. Hinged door with stainless steel hinge pins and barrels
12. Ground strap fromX2 to tank ground
13. HV bushing wells for dead front elbow connectors
14. High voltage bushing wells-200A and low voltage bushin
Factory photos
1)Combination Transformer Substation, The top of cabinet is with
steel plate clamp rock wool structure which has ventilation duct,
can reduce the solar radiation effectively and ensure the heat
dissipation.
2)The surface of whole cabinet shell sprays special primer and
paint which has strong anti-corrosion ability.
3)The inside can be divided into high voltage chamber, transformer
chamber and low voltage chamber respectively.
4) Also it is be equipped with temperature control automatic
exhaust device to ensure the temperature range.
5)Each unit has impeccable control, charged display and lighting
system.
6)The apparatus equipment are accord with IP33 protection
requirement, have reasonable design,structure and technology, with
good quality and easy maintenance.
Main data
| Transformer Type | Pad Mounted, Compartmental-Type |
| Transformer Configuration | Liquid Filled Pad Mounted |
| Transformer Feed Type | Loop Feed |
| Operation | Step-Down Operation |
| Phase | Three Phase |
| Capacity | 75 KVA |
| Vector Group | YnYn0 |
| Primary Voltage | 13800GrdY/7968 |
| Primary Voltage Class | 15 kV Class |
| Primary Phasor | Grounded Wye |
| Primary BIL | 95 KV |
| Secondary Voltage | 208Y/120 |
| 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 |
| Load Break Switch Rating | 200-Amp, 15 kV |
| Efficiency Standard(s) | Meets DOE 2016 Standards, Meets CSA Standards Meets 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 | 51 dBA |
| Tank Cover Access Handhole | N/A |
| Dimensions* | 61"-W x 43"-D x 69"-H |
| Dry Weight (w/o Oil)* | 730 lb |
| Total Weight (Liquid Filled)* | 2,160 lb |
| Efficiency % | 99.10% |
Specification
| 25kva-500kva single phase pad mounted transformer |
| Rated Cap acity(kVA) | High | Low Voltage(v) | Connection Symbol | Standard | Short-circuit impedance(%) | Efficiency |
| Voltage(v) | (%) |
| 25 | 4160 7200 12000 12470 13200 13800 19920 24940 34500 | 110 220 230 400 480 | II0,II6 | IEEE/ANSI/ DOE | 1.0-4.5% | 98.95 |
| 37.5 | 99.05 |
| 50 | 99.11 |
| 75 | 99.19 |
| 100 | 99.25 |
| 167 | 99.33 |
| 250 | 99.39 |
| 333 | 99.43 |
| 500 | 99.49 |
Drawing
Accessories
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.
