Product Description

10kv Oil immersed Transformer Introduction

Against the backdrop of global electricity demand growth, 10kV three-phase oil immersed transformers are widely used in rural power grids, industry, commerce, new energy, public facilities, and other fields. High reliability operational verification in over 50 countries and regions worldwide; Already sold to countries and regions such as East Asia, Central Asia, Southeast Asia, South Asia, etc

10kv Oil immersed Transformer Standards & Certification

1. Standards: GB, IEC, GOST, EN, NF, ANSI/IEEE (customizable according to customer standards)

2. Certification: ISO, CE, IEC, SABS, COC, CSA, UL

3. Efficiency: The efficiency of an 10kV three-phase oil immersed transformer can exceed 99%, which can meet the European 2015/2014/548/EC ecodesign Tier 2 energy efficiency regulations.

4. Maintenance free: IP65 protection level, dustproof and moisture-proof, maintenance free, designed for a lifespan of over 25 years.

5. Environmental protection and sustainable development: FR3 vegetable oil can be selected.

6. Overload capacity: Copper coil 10kv transformer allows short-term overload to 150% of rated capacity for no more than 2 hours, but requires monitoring of oil temperature (≤ 95 °C).

Technical Specifications

Rated Capacity: 30 kVA – 2,500 kVA

Input Voltage: 10 kV

Output Voltage: 0.4 kV

Frequency: 50 Hz / 60 Hz

Vector Group: Dyn11 / Yyn0

Note: Voltage, capacity, frequency, vector group, and losses can be customized according to customer requirements.

Ratedcapacity(kVA)VoltageMaximumno-load losses (kW)Maximumon-load losses(kW)Short circuitimpedance Uk (% )
30
0.100.63/0.604
50
0.130.91/0.874
63
0.151.09/1.044
80
0.181.31/1.254
100
0.201.58/1.504
125
0.241.89/1.804
160
0.282.31/2.204
2006.00.342.73/2.604
2506.30.403.20/3.054
315100.483.83/3.654
40010.50.574.52/4.304
500110.685.41/5.154
630
0.816.24.5
800
0.987.54.5
1000
1.1510.34.5
1250
1.3612.04.5
1600
1.6414.54.5
2000
1.9418.35
2500
2.2921.25

FAQ

Q1: What is an 10kV three-phase oil immersed transformer?

A: A three-phase oil immersed transformer is a power transformer that is cooled and insulated by insulating oil. It is designed for use in three-phase AC power systems and can convert high voltage electrical energy into low voltage (such as 10kV/400V). It is widely used in industrial, commercial, and power grid distribution.

Q2: What are the typical application scenarios?

A: *Voltage conversion of urban distribution network (10kV → 400V); *Power distribution in industrial plants such as mines and petrochemicals; *Grid connection of renewable energy power plants (such as wind farms); *Hospitals, data centers, and other places that require high reliability power supply.

Q3: What is the rated capacity range?

A: The common capacity ranges from 25kVA to 10MVA, with the 100kVA to 2000kVA models of 10kV/400V being the most widely used, depending on the load requirements.

Q4: What are the reasons for the abnormal temperature rise during operation?

A: -Long term overload; -Cooling system malfunction (fan/oil pump shutdown); -Oil circuit blockage or insufficient oil volume; -Internal short circuit or poor contact.

Q5: What are the key points to pay attention to when installing ?

A: -Stable foundation, horizontal installation, avoiding tilting; -Reserve sufficient heat dissipation space (such as at least 1.5 meters away from the wall); -Grounding resistance ≤ 4 Ω; -Check the oil level, sealing, and cleanliness of the casing.

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