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TSTYNICE 110kv Oil-Immersed Power Transformer 115kv Power Transformer Manufacturer

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TSTYNICE 110kv Oil-Immersed Power Transformer 115kv Power Transformer Manufacturer

The 110kV 115kV Oil-Immersed Power Transformer is a critical component in modern electrical power systems. It is widely used in power plants, substations, industrial facilities, mining enterprises, and renewable energy projects. Designed to meet international standards such as IEC 60076, this transformer ensures efficient, safe, and reliable voltage transformation for medium- and high-voltage networks.

By using oil-immersed insulation and cooling technology, the transformer delivers superior performance, extended service life, and high efficiency under demanding conditions.

For detailed specifications, quotations, or project consultations, please contact us:
Email: sales@tstytransformer.com
WhatsApp: +86-18001856258
Our technical team is ready to assist you — wherever your business operates.

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Product Advantage

Technical Parameters

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Key Features of 110kv 115kv Oil-Immersed Power Transformer

Low Losses:
Made with high-quality silicon steel laminated cores.
Optimized magnetic circuit design reduces no-load and load losses.
Efficient Cooling System:
Oil-immersed cooling (ONAN/ONAF) for safe and effective heat dissipation.
Maintains low temperature rise and stable operation.
Environmental Adaptability:
Designed for a wide range of climates and installation conditions.
Protection class up to IP54 available for dust- and water-resistant operation.

Applications

The 110kV 115kV Oil-Immersed Power Transformer is widely used in:

Urban power grids – ensuring stable electricity distribution.

Power plants – thermal, hydro, wind, and solar generation stations.

Industrial facilities & mining enterprises – providing reliable medium/high-voltage power supply.

Railway & metro systems – stable power for transportation infrastructure.

Renewable energy systems – solar and wind farm integration.

Advantages at a Glance

High efficiency, low losses, and cost-effective operation.
Designed to withstand short circuits and thermal stress.
Safe, reliable, and compliant with global standards.
Low maintenance with long service life.

Technical Specifications (Typical Range)

Parameter	Specification
Voltage Class	110kV / 115kV
Rated Capacity	10 MVA – 180 MVA (customizable)
Cooling Methods	ONAN (Oil Natural Air Natural) / ONAF (Oil Natural Air Forced)
Vector Group	Dyn11, YNd11 (others on request)
Insulation Class	Class A / F (temperature rise 60K / 65K)
Impedance	4% – 8%
Partial Discharge	≤ 100 pC
Noise Level	≤ 65 dB (depending on capacity)
Protection Level	IP44 – IP54
Standards	IEC 60076 / IEEE C57.12

110kv 115kv Three-phase duplex winding power transformer on load changer
Rating (kVA)	Voltage Combined		No Load Loss	Load Loss	No Load current	Short-circuit impendance
Rating (kVA)	HV	LV	No Load Loss	Load Loss	No Load current	Short-circuit impendance
6300 kVA	110kV ±8 ×1.25% 115kV ±8 ×1.25%	6.3kv 6.6kv 10.5kv 11kv	10	36	0.8	10.5
8000 kVA			12	45	0.8
10000 kVA			14.2	53	0.74
12500 kVA			16.8	63	0.74
16000 kVA			20.2	77	0.69
20000 kVA			24	93	0.69
25000 kVA			28.4	110	0.64
31500 kVA			33.8	133	0.64
40000 kVA			40.4	156	0.58
50000 kVA			47.8	194	0.58
63000 kVA			56.8	234	0.52

110kv 115kv Three phase three winding power transformer on load changer
Rating (kVA)	Voltage Combined			No Load Loss	Load Loss	No Load current
Rating (kVA)	HV(kV)	MV(kV)	LV(kV)	No Load Loss	Load Loss	No Load current
6300 kVA	110kv±8 ×1.25% 115kv±8 ×1.25%	35kv 37kv 38.5kv	6.3kv 6.6kv 10.5kv 11kv	12	47	0.95
8000 kVA				14.4	56	0.95
10 MVA				17.1	66	0.89
12.5 MVA				20.2	78	0.89
16MVA				24.2	95	0.84
20MVA				28.6	112	0.84
25MVA				33.8	133	0.78
31.5MVA				40.2	157	0.78
40MVA				48.2	189	0.73
50MVA				56.9	225	0.73
63MVA				67.7	270	0.67

Digital Manufacturing Excellence & Scalable Output
At TSTYNICE, our 250,000㎡ smart industrial base in Henan is equipped with state-of-the-art automated systems and 5G-enabled digital control. From raw material to final delivery, every step is precisely managed for optimal quality and efficiency.

Our 99% automation rate supports daily output of 50 oil-immersed transformers, plus 3,000 substations and 10,000 switchgear units annually—ensuring rapid response to bulk orders and urgent project needs worldwide.

Q: Are you a factory or trading company?

A: We are an integrated manufacturer and exporter. OEM/ODM services are supported.

Q: What are your main advantages?

A: Over 30 years of industry experience, advanced production lines, reliable quality, fast lead time, and responsive service. Free spare parts are also available for support.

Q: How fast can you deliver?

A: Delivery time depends on the order quantity. Normally 15–20 days after receiving deposit.

Q: What payment methods do you accept?

A: T/T, L/C, PayPal, Visa, Western Union — based on your order needs.

Q: Do you inspect the products before shipment?

A: Yes, we conduct 100% quality inspection before delivery.

Q: What certifications do you hold?

A: CE, SGS, ISO, IEC, GOST —all internationally recognized. We also partner with brands like DuPont, ABB, and Siemens.

Q: How can I be sure you're using quality materials?

A: We welcome material testing upon delivery. We focus on long-term partnerships, not one-time transactions.

TSTYNICE transformers hold ISO 9001, IEC 60076, CE, GOST, SGS, and BV certifications, with 158 patents (20 inventions). Our CNAS-accredited lab ensures global compliance across 80+ markets.