Do you provide installation services?

Yes, we can send our installation team to the user's country for installation and commissioning.

Do you have experience with this transformer type?

Yes, we have over 30 years of experience and can provide a reference list for verification.

300mva 220kv 3phase 3winding Power Transformer with on Load Tap Changer

Name: 300mva 220kv 3phase 3winding Power Transformer with on Load Tap Changer
Brand: Ningbo Ville Electric Co., Ltd.
SKU: 721562072

Zhejiang, ChinaNingbo Ville Electric Co., Ltd.

US$10,000.00-550,000.00

1 Piece

Product profile

Customization

Available

Application

Power, Electronic, Industrial Company

Phase

Three

Model NO.

300mva 220kv

Core

Core-type Transformer

Cooling Method

Oil-immersed Type Transformer

Winding Type

Three Winding

Certification

ISO9001-2000, ISO9001, CCC

Usage

Combined Transformer, Power Transformer, Three Phase

Frequency Characteristics

High Frequency

Shape of Core

Ring

Brand

Ville

Test Certification

CQC Transformer Test

Voltage Range Hv

220 +-2X2.5% 242+-2X2.5% Kv

Mv

69 115 121 Kv

LV

11/13.5/35/37/38.5kv

Rated Popower Definitionwer

300000kVA

Tap Changer

Mr or Hm China

Transport Package

Wooden Cases and Main Body Nude Packing

Specification

IEC Standard

Trademark

VILLE

Origin

China

HS Code

8504231200

Production Capacity

1set/6monthes

Key features

High Efficiency Core: Uses cold-rolled silicon steel to effectively control no-load loss and electromagnetic noise.

Robust Winding Design: Mature structure with controlled insulation intensity ensuring high reliability and mechanical strength.

Sealed Oil Tank: Full-sealed structure with flat top design for better mechanical strength and convenient installation.

Global Service Network: Over 30 years experience with global support, quick response, and on-site installation services.

Quality Assurance: ISO9001 and CCC certified with strict quality control from manufacturing to testing.

On-Load Tap Changer: Equipped with on-load tap changer for stable voltage regulation under varying loads.

Advanced Insulation: Multi-coil assembly with laminating wood board ensures constant pressure and electric strength.

Safety Protection: Includes gas relay, pressure release device, and oil temperature measuring devices for safety.

Company profile

Importers and ExportersHigh Repeat Buyers ChoiceYears of Export ExperienceCustomization from Designs

Ningbo Ville Electric Co., Ltd.

Zhejiang, China

Business Type: Manufacturer/FactoryExport Year: 2006-07-05Nearest Port: ningbo, shanghai, dalianAverage Response Time: ≤15hTerms of Payment: LC, T/T, D/P, etc.International Commercial Terms(Incoterms): FOB, CFR, CIF, FCA, EXW

AI-Powered supplier vetting

SummaryThe supplier presents itself as an electrical equipment provider serving international power boards, contractors, factories, and power projects. It offers equipment supply, installation, commissioning, after-sales service, electrical solution design, OEM, ODM, and multiple forms of customization. Reported production capacity covers power transformers, circuit breakers, disconnectors, furnaces, and transformers, while exports account for 51%–70% of total sales. The supplier lists numerous management-system certifications and has 50 years of combined R&D engineer experience and 31–40 quality-control staff. However, the evidence also shows limitations: no overseas warehouses, showrooms, agents, branches, or offline trade-show participation; no new products reported in the past year; no available SDK; and weaknesses in documented quality, complaint-handling, supplier-service assessment, corrective-action, traceability, and fire-drill procedures. Financial data is present only as year labels, so financial...

Supplier typeThe supplier is positioned as a power-transmission and distribution electrical equipment manufacturer and solution provider. It serves international state power boards, power construction and project contractors, factories, and global electric-power projects, while also offering OEM, ODM, installation, commissioning, after-sales service, and electrical solution design.

CertificationsThe supplier reports holding a broad set of management-system certifications, including ISO 9001, ISO 14001, ISO 14064, ISO 50001, ISO 29001, ISO 20000, TS 16949, ANSI/ESD, QC 080000, and related ISO certifications. This is explicit evidence of certification coverage, although the provided information does not include certificate numbers, validity dates, or scopes.

After-Sales capabilityThe supplier explicitly states that it provides installation, commissioning, and after-sales service, and reports 417 qualified suppliers for service capability. However, its service-capability assessment lacks a written procedure, corrective and preventive actions have no written procedures or records, and it has no overseas warehouse, showroom, agent, or branch support.

Production capacityReported annual productivity includes 6,000 power transformers, 50,000 circuit breakers, 60,000 disconnectors, 3,000 furnace sets, and 10,000 transformers. The supplier also reports an annual production output range and maintains 31–40 quality-control staff, providing explicit evidence of substantial multi-product manufacturing capability.

Customization capabilityThe supplier states that it can design complete electrical solutions according to customer demand and provides flexible customization, full customization, customization from designs, minor customization, and customization from samples. It also offers both OEM and ODM services, directly supporting broad customization capability.