500kVA Step Down Isolation Dry Power Transformer for Coal Mining with Low Partial Discharge & Three Phase

Name: 150kVA/250kVA/500kVA Step Down Isolation Dry Power Transformer for Coal Mining with Low Partial Discharge & Three Phase
Brand: Changsha Lushan Electronic Technology Co., Ltd.
SKU: 2176554795

Hunan, ChinaChangsha Lushan Electronic Technology Co., Ltd.

US$986.00

1 Piece

Product profile

Customization

Available

Application

Power, Coal Mining

Phase

Three

Model NO.

SG-150kVA/250kVA/500kVA 220V/230V

Core

Core-type Transformer

Cooling Method

Winding Type

Multi-winding Transformer

Certification

ISO9001, CE, TUV, Pes

Usage

Power Transformer

Frequency Characteristics

Power Frequency

Shape of Core

Rectangular Core

Brand

Lushan China

Type

Three-Phase Dry Transformer

Capacity

150kVA/250kVA/500kVA

Work Efficiency

≥95%

Primary Voltage

220V

Secondary Voltage

230V

Insulation Class

H/F

No Load Loss

Custom

Load Loss

Custom

Impedance

Custom

Winding Materials

Copper

Vector Group

Yd11 Dy11 Yy6 Yd5 Dy1

Optional Accessories

Temperature Controller, Fans, Enclosure Case

Executive Standard

GB/T1094.11-2022, GB/T 25120-2023, GB 1094.16-2013

Transport Package

Wooden Pallet/Wooden Case

Trademark

Lushan

Origin

Changsha China

HS Code

8504339000

Production Capacity

50000pieces/Year

Company profile

Cooperated with Fortune 500Years of Export ExperienceImporters and ExportersPatents Awarded

Changsha Lushan Electronic Technology Co., Ltd.

Hunan, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 20 years CertifiedNearest Port: Shanghai portAverage Response Time: ≤0.80h

AI-Powered supplier vetting

SummaryThe supplier manufactures power electronic components, photovoltaic equipment and components, and electrical complete sets. It reports ISO 9001:2015 certification, more than 40 years of technical experience in transformers and reactors, 3D design, OEM/ODM, and broad customization capabilities. Evidence also indicates documented product inspection instructions, available inventory, and technical support covering customer requirements, production, and after-sales service. However, the supplier reported no new products in the past year, no SDK, no overseas warehouse or showroom, and no valid manufacturing-capacity contract with related subcontractors. Financial credibility cannot be assessed from the provided information because no financial performance data is available.

Supplier typeThe supplier’s stated business scope covers manufacturing of power electronic components, photovoltaic equipment and components, and electrical complete sets, alongside sales of electrical complete sets. This supports classification as a manufacturer and supplier of industrial electrical and power-related products.

CertificationsThe supplier explicitly holds an ISO 9001:2015 management-system certificate. This is direct evidence of a recognized quality-management certification, although no additional certifications are stated.

After-Sales capabilityThe company states that it provides technical services and pre-sales, in-sales, and after-sales support, while its technology engineers provide technical support for production and after-sales service. Inventory capability is available, but the supplier has no overseas warehouse, so overseas service infrastructure is limited.

R&D capabilityThe supplier reports more than 40 years of technical experience, studies and applies new technologies, materials, and processes, provides 3D design services, and maintains design-input, output, review, verification, and validation documentation. However, it also reports only 3 R&D engineers and no new products launched in the past year, so the evidence demonstrates established technical capability but not recent product-output strength.

Production capacityThe supplier operates in relevant manufacturing fields, has standardized and uniformly followed finished-product inspection instructions, maintains inventory capability, and reports lead times of within 15 working days in the off-season and one month during peak season. Nevertheless, it has no valid manufacturing-capacity contract with related subcontractors, which limits evidence regarding outsourced production continuity.

Customization capabilityThe supplier explicitly offers 3D software design, customization from samples and designs, full, minor, and flexible customization, as well as OEM and ODM services. These statements provide direct evidence of broad product-design and customization capability, although no SDK is available.

Client casesThe supplier reports collaboration with Fortune 500 companies, a repeat-buyer preference of 50%–80%, and 20 years of export experience, with exports representing 31%–40% of total sales. These are direct indicators of established customer and international-market experience, although no specific customer names or project details are provided.