Ecodesign Transformers
Daelim Ecodesign Transformer
The standard distribution transformer specification includes transformers with capacities of 315 kVA, 500 kVA, 800 kVA, 1000 kVA, 1250 kVA, 1500 kVA, 2000 kVA, 2500 kVA, and 3000 kVA. Capacity can be customized according to your needs.
| ELECTRICAL CHARACTERISTICS | TYPICAL APPLICATIONS | TYPICAL ACCESSORIES |
| • Oil filled ONAN or KNAN with insulation class up to 36kV | • Step down distribution transformers | • Oil temperature indicator (OTI) |
| • Primary voltages typically 3.3kV, 6.6kV, 11kV,11/6.6kV dual, 33kV | • Step up generation transformers | • Close coupled MV switchgear |
| • Secondary voltages typically 280V, 315V, 400V,415V, 433V, 480V, 690V | • Package substations | • Close coupled LV cabinets /feeder pillars |
| • De-energised tap changers as standard and On-load tap changer | • Unit type substations | • Winding temperature indicator (WTI) |
| • Extended tapping range: -5% to +7.5% | • Data centres | • Magnetic oil level gauge (MOG) |
| • Corrugated or bolt on panel radiator tanks | • Wind farm transformers | • Forced air cooling, Marshalling box |
| • Cable box type or open bushings | • Solar PV farm transformers | • Pressure relief device (PRD),Radiator valves |
| • BS / IEC standards or custom specifications | • EV charging stations & BESS | • Bi-directional rollers,Dehydrating breather |
Ecodesign Transformers
Distribution Transformers - Tier 2
| Standard Distribution Transformer Specifications | ||||
| Rated Power | Temperature Rise, Oil/Wdg | Load Loss @ 75oC | No Load Loss | Impedance |
| 315 kVA | 60 / 65℃ | 2800 W | 324 W | 4.75% |
| 500 kVA | 60 / 65℃ | 3900 W | 459 W | 4.75% |
| 800 kVA | 60 / 65℃ | 6000 W | 585 W | 4.75% |
| 1000 kVA | 60 / 65℃ | 7600 W | 693 W | 4.75% |
| 1250 kVA | 60 / 65℃ | 9500 W | 855 W | 5.00% |
| 1500 kVA | 60 / 65℃ | 11285 W | 1015 W | 5.50% |
| 2000 kVA | 60 / 65℃ | 15000 W | 1305 W | 6.00% |
| 2500 kVA | 60 / 65℃ | 18500 W | 1575 W | 6.00% |
Distribution Transformers Tier 2
| Liquid immersed distribution transformer specifications | ||||||
| Power(kVA) | Load Losses(W) | No Load Losses(W) | Length(mm) | Width(mm) | Height(mm) | Weight(kg) |
| 50 | 750 | 81 | 870 | 670 | 1250 | 420 |
| 100 | 1250 | 130 | 1050 | 670 | 1260 | 600 |
| 160 | 1750 | 189 | 1190 | 710 | 1260 | 810 |
| 250 | 2350 | 270 | 1270 | 820 | 1280 | 980 |
| 400 | 3250 | 387 | 1440 | 950 | 1300 | 1230 |
| 630 | 4600 | 540 | 1570 | 1050 | 1400 | 1680 |
| 800 | 6000 | 585 | 1740 | 1190 | 1410 | 2050 |
| 1000 | 7600 | 693 | 1940 | 1340 | 1500 | 2540 |
| 1250 | 9500 | 855 | 1970 | 1300 | 1570 | 3050 |
| 1600 | 12000 | 1080 | 2200 | 1360 | 1800 | 4000 |
| 2000 | 15000 | 1305 | 2280 | 1400 | 1850 | 4450 |
| 2500 | 18500 | 1575 | 2420 | 1470 | 2000 | 6000 |
| 3150 | 23000 | 1980 | 2580 | 1500 | 2100 | 6600 |
Energy Saving Transformer
| Energy Saving Transformer Specifications | ||||||
| Rating | No Load Losses | Load Losses | Length(mm) | Width(mm) | Heigth(mm) | Weight(kg) |
| 500kVA | 240 W | 3120 W | 1920 | 1480 | 1660 | 3145 |
| 800kVA | 360 W | 4880 W | 2235 | 1710 | 1660 | 3705 |
| 1000kVA | 390 W | 6190 W | 2236 | 1689 | 1710 | 4200 |
| 1500kVA | 450 W | 9960 W | 2220 | 1905 | 1705 | 5070 |
| 2000kVA | 660 W | 12930 W | 2280 | 2085 | 1730 | 5450 |
Smart Transformer
The Smart Transformer, an ultra-low-loss distribution transformer, effectively reduces the carbon footprint and electricity bills at the installation site by integrating ultra-low-loss distribution technology and voltage optimization. This innovative transformer not only ensures maximum savings but also minimizes losses, installation costs, cabling, and maintenance issues.
Distinguished from other transformers on the market, the Smart Transformer incorporates a Voltage Optimization System that continually monitors and adjusts input voltage to optimal levels for enhanced energy efficiency and conservation. Users can remotely, accurately, and in real-time identify and achieve savings.
Contact Daelim Transformer
Daelim Transformer
It's impressive to note that Daelim Transformer provides a comprehensive range of liquid-immersed distribution transformers, utilizing mineral oil, synthetic esters, and vegetable esters. The inclusion of both no-load tap changers and on-load tap changers adds versatility to cater to different project requirements. Covering power ranges from 50 KVA to 3150 KVA and insulation levels from 3.3 kV up to 36 kV ensure the broad applicability of these transformers.
Meeting nationally and internationally recognized standards, including compliance with the 2021 Level 2 EU Directive 548/2014 and BSEN60076 standards, highlights a dedication to high-quality manufacturing and environmental responsibility.
The two-year warranty not only adds a layer of assurance for customers but also underscores confidence in the reliability and durability of Daelim Transformer's distribution transformers. If there are specific features, benefits, or any other information you'd like to emphasize, feel free to provide more details!
| KEY FEATURES | TYPICAL APPLICATIONS | TYPICAL ANCILLARIES |
| • Modern technology • Lower energy losses • Avoided carbon emissions • Shorter lead time • Proven quality and reliability • Long lifecycle with low maintenance | • Step down distribution transformers • Step up generation transformers • On-shore wind farm transformers • Solar PV plant transformers • EV charging infrastructure transformers • Battery storage transformers • Peaking plant transformers • Earthing, isolation, and starting transformers • Industrial, NHS & Universities transformers | • Oil temperature indicator (OTI) • Winding temperature indicator (WTI) • Magnetic oil level gauge (MOG) • Pressure relief device (PRD) • Dehydrating breather (Enviro Gel) • Conservator and Buccholz relay • Pressure vacuum gauge (PVG) • Marshalling box • On-load tap changer (OLTC) • RMU’s & LV Cabinets |
Testing
Routine Tests:
- Measurement of winding resistance.
- Measurement of voltage ratio and check of phase displacement.
- Measurement of short-circuit impedance and load losses.
- Measurement of no-load losses and current at 100% of rated voltage.
- Dielectric routine tests.
- Test on on-load tap changers, if necessary.
- Leak testing with pressure for liquid-immersed transformers.
- Check of core, frames, and tank insulation.
Type Tests:
- Temperature rise test.
- Dielectric type tests.
- Determination of the noise level for each cooling method for which a guaranteed noise level is specified.
- Measurement of power taken by the fan and liquid pump motors.
- Measurement of no-load losses and current at 90% and 110% of rated voltage.
Special Tests:
- Special dielectric tests.
- Winding's hot spot temperature-rise measurements.
- Measurement of capacitances windings-to-earth and between windings.
- Measurement of dissipation factor of the insulation system capacitances.
- Determination of transient voltage transfer characteristics.
- Measure of zero-sequence impedance.
- Short-circuit withstand test (performed in an independent laboratory).
- Measurement of frequency response (FRA).
- Vacuum deflection test.
- Pressure deflection test.
- Vacuum tightness test on-site for liquid-immersed transformers.
- Check of external coating.
- Measurement of dissolved gases in dielectric liquid.
- Measurement of partial discharges.
- Mechanical test or assessment of tank for suitability for transport.
- Determination of weight with transformer arranged for transport.
- Measurement of DC insulation resistance between each winding to earth and between windings.
FAQ
Daelim Transformer is a transformer manufacturer that provides oil-filled transformers and dry-type transformers. For oil-filled transformers, Daelim Transformers offers distribution transformers, pad-mounted transformers, small power transformers, pole-mounted transformers, and HV power transformers.
Yes, Daelim Transformer can provide customization for your transformer. Their strong and professional technical team can offer the most suitable transformer solution for your project. For specific requirements and inquiries related to customization, it is recommended to contact Daelim Transformer directly for personalized assistance.
The warranty period is 24 months.
For standard specification transformers, the delivery time is 6-10 weeks.
There is some stock of standard specifications of transformers. Please contact Daelim Transformer for detailed stock information.
Daelim Transformer offers mineral oil and vegetable oil. They provide FR3 and RAPO brands of biodegradable vegetable oil. Both mineral oil and vegetable oil used by Daelim Transformer do not contain PCB.
Daelim Transformer has UL/cUL, CSA, CE, CESI, SGS, ISO, and other certificates.
Daelim Transformer has been deeply involved in the international market for over 20 years and has rich experience in transformer projects in the Americas, Europe, or Australia. Tens of thousands of transformers are exported every year, providing support for more than 300 projects.
