20 Mva 10mva 5mva Power Transformer Price 15 Mva 30mva Power Transformer Price 40 Mva 25mva Power Transformer Price

• Customization: Available
• Application: Power, Electronic
• Phase: Three
• Model NO.: Sfz11
• Core: Core-type Transformer
• Cooling Method: Oil-immersed Type Transformer
• Winding Type: Two-winding Transformer
• Certification: ISO9001, CCC, UL, cUL, CSA
• Usage: Power Transformer, Distribution Transformer
• Frequency Characteristics: High Frequency
• Shape of Core: Stacked Iron Core
• Brand: Daelim Transformer
• Warranty: 24 Months
• Use: Power System
• Connection Type: Dyn11, or Others
• Input Voltage: 132kv, 115kv, 220kv, 400kv, 69kv, 110kv, Other
• Rated Capacity: 5 Mva -40mva
• Standard: IEC / CSA
• Low Voltage: 35/33/69kv
• Coil Number: 2 or 3
• Type: Oil-Immersed Transformer
• Coil Structure: Toroidal
• High Voltage: 66kv/69kv/110kv/115kv/132kv/138kv
• Winding Material: Copper\Aluminum
• Frequency: 50Hz/60Hz
• Output Voltage: 34.5kv 33kv 24.94kv 13.8kv 13.2kv 12.47kv
• Transport Package: Wooden Case
• Specification: Depending on your product
• Trademark: DAELIM BELEFIC
• Origin: Jiangsu, China
• Production Capacity: 500/Month
• Package Size: 150.00cm * 250.00cm * 260.00cm
• Package Gross Weight: 2000.000kg

Product Description

20 mva 10 mva 5 mva power transformer price 15 mva 30 mva power transformer price 40 mva 25 mva power transformer price

Fast delivery time and high quality

Products Description

HV Power Transformer

Power transformers are a core component of power transmission system. DB Transformer builds power transformers that deliver power to the consumer efficiently and reliably. Daelim single-phase and three-phase multi-winding or autotransformers are according to international standards such as ANSI/IEEE /IEC/CSA/AS as well as NEMA standards, etc, the power ratings up to 270 MVA and voltages up to the highest insulation class of 800 kV. Daelim work relentlessly to exceed the new demands by innovating solutions for a more sustainable and safer work environment with a wide array of electrical transformer solutions for our customers while meeting the most stringent standards. Every transformer is unique, designed according to individual factors such as voltage, power rating, climate, network topography, noise level, and many other criteria.

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Daelim offer solutions such as high efficiency, environmentally friendly, maximum short-circuit strength, overload capability,high temperature operation, reliable start-up after a power outage, and low maintenance costs solutions, applied in renewable projects, urban substations, utilities, industrial and mining applications, etc.

 

Daelim Transformer Certifications

Daelim three phase oil immerse substation transformer has UL/cUL, CSA, CESI, IEEE certifications.In addition, Daelim's 3-phase pad mounted transformer also has SGS, CSA and other third-party inspection reports.

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230kV Transformer In US

This 10MVA Power transformer with 230KV for mining in Houston. It was manufacturer in our factory in Jiangsu Province and it comply with IEEE standards.

69kV Transformer In Mexico

This 26/30MVA ONAN/ONAF furnace transformer with 69KV high voltage was manufactured for a chemical factory in Mexico.

110kV Transformer In Mexico

This 35/40MVA ONAN/ONAF power transformer with 110KV high voltage was manufactured comply with IEC standards. Did FAT testing before shipping out.

66kV Transformer In Australia

This 12.5/15MVA Power transformer with 66KV/33KV does its duty in Australia. It was manufactured at our factory in Haian, China,and is equipped with the cooling ONAN/ONAF.

69kV Transformer In Ecuador

This 12.5/15MVA Power transformer with 66KV/33KV does its duty in Australia. It was manufactured at our factory in Haian, China, and is equipped with the cooling ONAN/ONAF.

115kV Transformer In Tajikistan

This 20MVA power transformer with 115KV was manufactured for power station in Tajikistan.

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Technical Data

Standard votgages
66 kV	132 kV
69 kV	138 kV
110 kV	161 kV
115 kV	230 kV
121 kV	242 kV

Standard ratings
6300 kVA	25 MVA	120 MVA
8000kVA	30 MVA	150 MVA
10000 kVA	40 MVA	180 MVA
12 MVA	50 MVA	200 MVA
15 MVA	60 MVA	240 MVA
20 MVA	100 MVA	270 MVA

69kV Three Phase Two Winding OLTC Power Transformer
Rating	High Voltage	Low Voltage	No load Loss kw	On load Loss kw	No load Current %
10MVA	66kV 69kV	6.6kV 6.6kV 10.5kV 11kV	11.6	47.6	0.73
12MVA			1085	13.6	13.6	56.5	0.53
15MVA			1160	16.3	16.3	69.5	0.49
20MVA			1190	19.2	19.2	84.2	0.49
25MVA			1260	22.6	22.6	99.5	0.42
30MVA			1150	26.8	26.8	120	0.42
37.5MVA			1900	31.9	31.9	140.3	0.39
50MVA			2500	38.6	38.6	174.3	0.39
60MVA			3660	44.4	44.4	210	0.39

69kV Three Phase Two Winding NLTC Power Transformer
Rating	High Voltage	Low Voltage	No load Loss kw	On load Loss kw	No load Current %
10MVA	66kV 69kV	6.6kV 6.6kV 10.5kV 11kV	12.1	47.6	0.73
12MVA			1085	13.6	12.6	56.5	0.53
15MVA			1160	16.3	15.1	69.5	0.49
20MVA			1190	19.2	17.9	84.2	0.49
25MVA			1260	22.6	21.1	99.5	0.42
30MVA			1150	26.8	25.1	120	0.42
37.5MVA			1900	31.9	30	140.3	0.39
50MVA			2500	38.6	35.4	174.3	0.39
60MVA			3660	44.4	42.1	210	0.39

115kV Three Phase Two Winding OLTC Power Transformer
Rating	High Voltage	Low Voltage	No load Loss kw	On load Loss kw	No load Current %
10MVA	110kV 115kV 121kV 138kV 161kV	6.3kV 6.6kV 10.5kV 11kV 33kV	11.8	51.2	0.82
12MVA			1085	13.6	13.7	59.5	0.82
15MVA			1160	16.3	16.3	73.1	0.76
20MVA			1190	19.2	19.5	88.4	0.76
25MVA			1260	22.6	22.7	105	0.69
30MVA			1150	26.8	27.4	126	0.69
37.5MVA			1900	31.9	32.9	148	0.63
50MVA			2500	38.6	38.9	184	0.63
60MVA			3660	44.4	46.4	221	0.57

115kV Three Phase Two Winding NLTC Power Transformer
Rating	High Voltage	Low Voltage	No load Loss kw	On load Loss kw	No load Current %
10MVA	110kV 115kV 121kV 138kV 161kV	6.3kV 6.6kV 10.5kV 11kV 33kV	10.5	50.2	0.64
12MVA			1085	13.6	12.4	59.5	0.64
15MVA			1160	16.3	15	73.1	0.59
20MVA			1190	19.2	17.8	88.4	0.59
25MVA			1260	22.6	21	105	0.54
30MVA			1150	26.8	25	126	0.54
37.5MVA			1900	31.9	29.9	148	0.56
50MVA			2500	38.6	35.3	178.5	0.52
60MVA			3660	44.4	41.9	221	0.48

115kV Three Phase Two Winding NLTC Power Transformer
Rating	High Voltage	Low Voltage	No load Loss kw	On load Loss kw	No load Current %
10MVA	110kV 115kV 121kV 138kV 161kV	6.3kV 6.6kV 10.5kV 11kV 34.5kV	10.5	50.2	0.64
12MVA			1085	13.6	12.4	59.5	0.64
15MVA			1160	16.3	15	73.1	0.59
20MVA			1190	19.2	17.8	88.4	0.59
25MVA			1260	22.6	21	105	0.54
30MVA			1150	26.8	25	126	0.54
37.5MVA			1900	31.9	29.9	148	0.56
50MVA			2500	38.6	35.3	178.5	0.52
60MVA			3660	44.4	41.9	221	0.48

230kV Three Phase Two Winding OLTC Power Transformer
Rating	High Voltage	Low Voltage	No load Loss kw	On load Loss kw	No load Current %
30MVA	220kV 230kV 242kV	6.3kV 6.6kV 10.5kV 11kV 34.5kV 66kV	30	128	0.69
37.5MVA			1900	31.9	36	149	0.63
50MVA			2500	38.6	43	180	0.63
60MVA			3660	44.4	50	209	0.57

230kV Three Phase Two Winding NLTC Power Transformer
Rating	High Voltage	Low Voltage	No load Loss kw	On load Loss kw	No load Current %
30MVA	220kV 230kV 242kV	6.3kV 6.6kV 10.5kV 11kV 34.5kV 66kV	28	128	0.7
37.5MVA			1900	31.9	33	149	0.7
50MVA			2500	38.6	39	180	0.65
60MVA			3660	44.4	46	209	0.65

Standard Feature

 

Capacity range:Through 60 MVA (ONAN), with high-voltage ratings through 230 kV (900 kV BIL) Service Location: Outdoor Core: Regular grain-oriented; mitered cruciform with step-lap construction Coils: 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 Radiators: Detachable panel type with shut-off valves; mild steel Insulating oil: mineral oil type& type Tank Cover: Welded, Bolted Manholes: On cover or tank Tank Base: Flat bottom or Skid under base Tank Material: Mid Steel Frequency: 60 Hertz Winding Tem rise: 55

HV Taps: DETC, ETC in tank or out

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− Above rated volts: 2 x 2-1/2% off load taps of full capacity − Below rated volts: 2 x 2-1/2% off load taps of full capacity Valve: Drain and Filter Valves, w/Sampler Lifting, Moving, and Jacking Facilities

Pressure relief valve Magnetic oil-level indicator Dial-type oil temperature indicator Dial-type winding temperature indicator Dial-type sudden pressure relay Vacuum pressure gauge Paint: Exterior polyurethane enamel, ANSI 70 gray color; interior polyurethane enamel, white color HV bushing: IEEE segment 1-4, on top cover or in Air Terminal Chamber. Porcelain Condenser, Solid Bulk, Solid Dielectric, Quick link LV 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

 

Optional Accessories

Cooling: ONAN/ONAF, KNAN, KNAN/KNAF Insulating oil: Natural ester( FR3 Enviro Temp, RAPO etc) Frequency: 50 Hertz Average winding rise: 55°C or 55/65°C Future fan wiring and control Automatic pressure relief device Galvanized or stainless-steel radiators Fans Accessories with additional contacts Controls Cabinet: NEMA 3R, 4, 4X Customizable Colors HV lightning arresters :Distribution Class, Intermediate Class, Station Class Harmonic allowances up to k-20 Seismic designs: Zones 1-4 High ambient designs available High elevation designs available

 

 

Rapid Rise Relay Neutral Terminations Other Moving Facilities (Wheels) Nitrogen gas fluid preservation system Gas Test Valve Schrader Valve Junction Box Fiber-optic temperature measurements Line Dissolved Gas Monitor Bushing Mounted Current Transformers Fire Prevention System (SERGI) On-line monitoring system Electrostatic shield Special / low sound level Special environment (i.e: classified areas) Special paint for marine ambient

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Transformer Test

Tests	Transformer Class
		Class I (≤ 69 kV)			Class II (115-765 kV)
		Standard	Optional	Standard	Optional
Winding resistance	*		*
Winding insulation resistance		*	*
Core insulation resistance		*	*
Ratio	*		*
Polarity and phase relation	*		*
Insulation power factor		*	*
Control (auxiliary) cooling losses				*
Single-phase excitation tests		*		*
Noload losses and excitation current	*		*
Impedance voltage and load losses	*		*
Zero-phase sequence impedance voltage		*		*
Temperature rise		*		*
Low frequency dielectric tests	*		*
Low frequency dielectric tests on axiliary devices		*	*
control, and current transformer circuits	*		*
Lightning impulse		*		*
Front of wave impulse		*		*
Swithing impulse		*	*
Partial discharge		*		*
Audible sound level	*		*
Operational tests (all devices)		*	*
Dissolved gases in oil	*		*

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