Packaging & Delivery

Package Size 460.00cm * 420.00cm * 445.00cm Package Gross Weight 12000.000kg

Product Description

Daelim Belefic Group manufactures a full spectrum of medium- and high-voltage transformers, including Pad Mounted Transformers, Substation Transformers, Power Transformers, Distribution Transformers, Dry Transformers, as well as other mainstream international types such as Pole Mounted Transformers, Underground Transformers, Instrument Transformers (Current and Potential Transformers), Encapsulated Transformers, Special Application Transformers (Rectifier, Furnace, and Traction Transformers), Autotransformers, Isolation Transformers, Step-Up/Step-Down Transformers, and Unitized/Compact Substations.

 

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1. CertificationsDaelim is a professional transformer manufacturer and supplier. Various international standards can be customized for your transformer, such as: IEEE/ANSI, AS/NZS, IEC, EN 60076, GOST, etc.Daelim produces transformers with UL/cUL,  CESI etc certifications.

2. Transformer Quality
Daelim has a very serious quality control system, strictly controlling every detail from transformer design to raw material procurement, assembly, testing, packaging and delivery.
UL third-party agency regularly inspects the manufacturing process of Daelim transformers. This ensures Daelim maintains high quality standards even after its products have completed initial UL testing.

3. After Sales Service
a. Up to 24 months quality guarantee period. If there is any problem in the operation of your transformer, Daelim's after-sales team will solve it promptly and quickly;
b. Local after-sales installation service team. Whether you are in North America, South America or other regions, Daelim's local team can provide you with professional transformer installation, commissioning, maintenance and other services;
c. Daelim provides remote video guidance for transformer installation

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Daelim's power transformers are made in power ratings up to 300 MVA.High voltage up to 345 kV.

Power transformers are a core component of power transmission system.Daelim Belefic builds power transformers that deliver power to the consumer efficiently and reliably.Daelim 220kV/ 110KV high voltage transformer,use Japanese Toshiba analysis software and our company special calculation and validation procedures to the transformer core,winding.implement body,lead,fuel tanks,etc.Parts of the optimal design and carry on the omni- directional validation,ensure product performance,making the transformer has small volume,light weight,low loss,low partial discharge,low noise characteristics.

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ΔCapacity range:Through 300 MVA (ONAN),with high-voltage ratings through 345 kV (900 kV BIL)
ΔService Location:Outdoor
ΔCore:Regular grain-oriented; mitered cruciform with step-lap construction
ΔCoils:Cylindrical construction;all copper windings,custom tempered per design requirements; circular windings with rectangular or continuously-transposed conductor;helical low-voltage windings; continuous disc medium-voltage windings;shielded disc high-voltage windings
ΔRadiators: Detachable panel type with shut-off valves;mild steel
ΔInsulating oil: mineral oil type I & type II
ΔTank Cover:Welded,Bolted
ΔManholes:On cover or tank
ΔTank Base: Flat bottom or Skid under base
ΔTank Material:Mid Steel
ΔFrequency:60 Hertz
ΔWinding Tem rise:55'ºC
ΔHV Taps:DETC,ETC in tank or out
-Above rated volts:2 x 2-1/2% off load taps of full capacity
-Below rated volts: 2 x2-1/2% off load taps of full capacity
ΔValve:Drain and Filter Valves,w/Sampler Lifting,Moving,and Jacking Facilities
ΔPressure relief valve Magnetic oil-level indicator
Dial-type oil temperature indicator
Dial-type winding temperature indicator
Dial-type sudden pressure relay
Vacuum pressure gauge
ΔPaint:Exterior polyurethane enamel,ANSI 70 gray color; interior polyurethane enamel,white color
ΔHV bushing: IEEE segment 1-4, on top cover or in Air Terminal Chamber.Porcelain Condenser,Solid Bulk,Solid Dielectric, Quick link
ΔLV bushing: IEEE segment 1-4,Cover mounted or in Air Terminal Chamber Porcelain Condenser,Solid Bulk,Solid Dielectric,Quick link Diagrammatic nameplate,engraved stainless steel Transformer lifting lugs
Tank grounding pads
 

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1. Voltage transformation: A power transformer can convert high voltage electrical energy to low voltage, or vice versa. This voltage transformation capability enables long-distance transmission and distribution of electrical power.

2. Power transfer: Power transformers are capable of handling high power levels. They facilitate efficient power transfer within the electrical system by coupling the energy.

3. High conversion efficiency: Power transformers exhibit high conversion efficiency, typically exceeding 95%. This means that only a small amount of energy is lost during power transmission, ensuring the overall efficiency of the power system.

4. Good insulation performance: Power transformers provide insulation between different voltage levels, effectively preventing high voltages from damaging low voltage equipment. They possess excellent insulation properties and establish electrical isolation between the high voltage and low voltage sides, ensuring the safe operation of the system.

5. Strong stability: Power transformers are designed with high-quality insulation materials and structures to withstand harsh environmental conditions such as high temperature and humidity. They demonstrate good stability, enabling long-term operation with low failure rates.

6. Low maintenance cost: Power transformers typically have long service lives, resulting in relatively low maintenance costs. Proper operation and maintenance practices can extend the lifespan of power transformers and ensure their stable performance.

 

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Technical Data for 69KV Class Three Phase Two Winding OLTC Power Transformer

Rated Power (KVA)	High Voltage (KV)	Low Voltage (KV)	Connection Symbol	Short Circuit Impendence (%)	No-Load Loss (KW)	On-Load Loss (KW)
10000	66 69	6.3 6.6 10.5 11	YNd11	9	11.6	47.6
12000					13.6	56.5
15000					16.3	69.5
20000					19.2	84.2
25000					22.6	99.5
30000					26.8	120
37500					31.9	140.3
50000					38.6	174.3
60000					44.4	210

Technical Data for 115KV Class Three Phase Two Winding OLTC Power Transformer

Rated Power (KVA)	High Voltage (KV)	Low Voltage (KV)	Connection Symbol	Short Circuit Impendence (%)	No-Load Loss (KW)	On-Load Loss (KW)
10000	115 138 161	6.3 6.6 10.5 11	YNd11	10.5	11.8	51.2
12000					13.7	59.5
15000					16.3	73.1
20000					19.5	88.4
25000					22.7	105
30000					27.4	126
37500					32.9	148
50000					38.9	184
60000					46.4	221

Technical Data for 230KV Class Three Phase Two Winding OLTC Power Transformer

Rated Power (KVA)	High Voltage (KV)	Low Voltage (KV)	Connection Symbol	Short Circuit Impendence (%)	No-Load Loss (KW)	On-Load Loss (KW)
31500	220 230 242	6.3 6.5 10.5 11 20 34.5 35 37 66	YNd11	12-14	30	128
40000					36	149
50000					43	180
63000					50	209
90000					64	274
120000					79	329
150000					93	385
180000					108	445

If you require additional parameter information for other voltage and capacity specifications, please contact me for assistance.

 

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DAELIM BELEFIC GROUP is a leading force in the transformer industry,integrating research and development, manufacturing, sales, and technical services, The factory is located in Jiangsu Province, covering an area of 60,000 square meters. With two manufacturing centers in China and USA, we are well positioned to serve our global client base. 
We specialize in providing tailored solutions to meet the unique requirements of our clients,producing high quality power and distribution transformers that meet international standards. DAELIM BELEFIC leverages its presence in the United States and Canada to expand into global markets. Our commitment to innovation and reliability drives us to contribute to a cleaner, more sustainable energy future, positioning DAELIM BELEFIC as a trusted partner in the global energy sector.

1,What services can we provide?
Accept customization/OEM/ODM or according to your requests. Accept to provide you with professional technical solutions. Accept to provide professional after-sales service, we have professional local service team in America, Australia, Africa and many other places, can solve any problems in the process of use for you in a timely manner.

2,How long does the delivery time take?
The usual shipping lead time is around 20-30 days after payment, depending on the quantity you need.

3,How long is the quality guarantee period?
Our company offers a quality assurance period of 24 months, if you need a longer period of time, we can provide you with an after-sales extension.
 

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