Tanaka Electric Tanaka Electric

220kv 18kv 21kv 3150kVA 5000kVA Liquid-Filled 3 Phase Step up Power Transformer

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Product Description

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Basic Specifications

Core
Core-type Transformer
Cooling Method
Oil-immersed Type
Winding Type
Two-winding Transformer
Certification
ISO9001, CCC, IEC, IEEE, CNAS
Usage
Power Transformer
Frequency
50Hz/60Hz
Rated H.V.
35kv-363kv
Rated Power
Up to 300MVA
Winding Material
Copper/Aluminium
Core Material
Silicon Steel
Vector Group
Dyn11/Yyn0/Yd11/Ynd11
Origin
China

Product Description

Power Transformer View 1
Power Transformer View 2

Oil Immersed Power Transformer

Technical Description:

  • 🔹 Rated Power: up to 300MVA
  • 🔹 Primary Voltage: up to 242kV
  • 🔹 Secondary Voltages: up to 69kV
  • 🔹 Cooling Type: ONAN/ONAF
  • 🔹 Insulation oil: mineral fluids or MIDEL ester fluids
Technical Detail
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Technical Parameters

35kV 630kVA-31500kVA Three-Phase Double-Winding Transformer
Rated Capacity (kVA) HV (kV) Tap Range LV (kV) Connection No-load Loss (kW) Full-load Loss (kW) No-load Current (%) Impedance (%)
63035±2×2.510.5Yd110.837.860.656.5
125035±2×2.510.5Yd111.4013.90.556.5
250035±2×2.510.5Yd112.5619.60.456.5
500035±2×2.510.5Yd114.3231.30.457.0
1000035±2×2.510.5Ynd118.7045.30.358.0
3150035±2×2.510.5Ynd1120.21120.2510.0
110kV Double-Winding No-Excitation Regulating Power Transformer
Rated Capacity (kVA) HV (kV) LV (kV) Connection No-load Loss (kW) Full-load Loss (kW) No-load Current (%) Impedance (%)
3150011010.5Ynd1124.6123.00.4810.5
6300011010.5Ynd1141.6208.00.3810.5
12000011010.5Ynd1167.8337.00.2712-14
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Key Features & Applications

Applications: Suitable for distribution lines (35kV) and transmission line projects (110kV~550kV). Ideal for power generation, railway engineering, and large industrial enterprises.

Low Loss
Low Noise
Low Temperature Rise
Short-circuit Resistance
Low Partial Discharge

Advantages: Designed based on ANSI, UL, IEEE, CSA, and NEMA standards. Optimized with advanced domestic and international technologies for high reliability and environmental protection.

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Production Showcase

Transformer Production 1
Transformer Production 2
Transformer Production 3
Transformer Production 4
Transformer Production 5
Transformer Production 6

Frequently Asked Questions

Are you a manufacturer or a trading company?
We are a professional transformer manufacturer with more than 20 years of experience, supporting both OEM and ODM services.
Which standards do your transformers comply with?
Our products comply with IEC, ANSI, IEEE, CSA, AS, and NEMA standards. We hold ISO9001, OHSAS 18001, and ISO4001 certifications.
What is the typical delivery time for an order?
Once the plan is finalized, we typically complete production and shipping within 20 days, depending on the order quantity.
What markets do you primarily export to?
We export to more than 20 countries across South America, North America, Europe, the Middle East, and Africa.
What type of packaging is used for transport?
Standard packaging includes wooden pallets, wooden frames, or wooden boxes, all of which can be customized to meet specific requirements.
What payment methods and currencies are accepted?
We support USD and CNY currencies, with payment types including T/T and L/C.

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