What are the key parameters for factory commissioning of a control transformer?

Core parameters include input voltage, output voltage, insulation resistance, polarity/phase, etc.

Does a control transformer require maintenance? How is it maintained?

Yes. Regularly clean and remove dust, tighten terminals, measure insulation resistance, listen for abnormalities, and prevent moisture and overheating to ensure safe operation.

What product tests are performed on control transformers before they leave the factory?

At a minimum, they undergo a visual inspection, winding resistance, insulation resistance, power frequency withstand voltage, no-load test, and turn-to-turn insulation test. All test results are recorded, and a factory inspection report is provided with the product.

What material is the transformer made of?

One material is pure copper, and the other is aluminum. The choice depends on your needs. If functioning properly, there's no difference between the two materials; the only difference is a longer lifespan. Pure copper transformers are better quality but also more expensive.

Rugged and Durable Design Control Transformer

Name: Rugged and Durable Design Control Transformer
Brand: Shandong Kaichuan Electric Power Equipment Co., LTD
SKU: 2142463172

Shandong, ChinaShandong Kaichuan Electric Power Equipment Co., LTD

US$50.00-1,000.00

1 tower

Product specifications

Size

Sample price:US$50.00/tower.Request sample

Product profile

Customization

Available

Application

Electronic

Phase

Three

Model NO.

control

Core

Amorphous Alloy Transformer

Cooling Method

Dry-type Transformer

Winding Type

Multi-winding Transformer

Certification

ISO9001-2000, ISO9001, CCC

Usage

Single-phase Transformer, Rectifier Transformer, Combined Transformer, Power Transformer, Distribution Transformer

Frequency Characteristics

High Frequency

Shape of Core

Ring

Transport Package

Wooden Packaging

Specification

200mm*150mm

Trademark

SDKC

Origin

China

Key features

Amorphous Alloy Core: Features high-efficiency amorphous alloy transformer core for optimal performance.

Multi-winding Configuration: Supports versatile multi-winding transformer design for complex applications.

Comprehensive Certifications: Certified with ISO9001-2000, ISO9001, and CCC standards for quality assurance.

OEM and ODM Services: Offers full customization, minor customization, and flexible customization options.

100% Factory Inspection: All finished products undergo 100% functional inspection before shipment.

Rugged Packaging: Large products shipped in sturdy wooden boxes; smaller items in cardboard boxes.

Low MOQ: Minimum order quantity starts from just 1 set for flexible purchasing.

Fast Lead Time: Production lead time within 15 workdays for both peak and off-peak seasons.

Company profile

Shandong Kaichuan Electric Power Equipment Co., LTD

Shandong, 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: 1 year CertifiedNearest Port: Qingdao PortAverage Response Time: ≤10.72h

AI-Powered supplier vetting

SummarySDKC Shandong Kaichuan Electric Equipment Co., Ltd. is described as a high-tech enterprise integrating R&D, manufacturing, trade, and service, with products including electrical control cabinets, motors, frequency converters, electrical components, and high- and low-voltage switchgear. It reports broad customization and ODM capabilities, new products within the past year, and OEM service for well-known brands. Its finished-product inspection instructions are reportedly uniformly followed, while service procedures exist for supplier assessment, corrective actions, and complaints; however, written records are absent for the latter two mechanisms. The supplier reports no overseas warehouse, showroom, agent or branch, or offline trade-show participation, and lists zero overseas service countries. Financial credibility cannot be confirmed because the provided financial fields report zero operating revenue, costs, profits, margins, and ratios for the stated periods, without enough context to validate the...

Supplier typeThe supplier is described as a high-tech enterprise integrating R&D, manufacturing, trade, and service. Its stated business scope centers on producing, processing, and selling electrical control cabinets, motors, frequency converters, switchgear bodies, transformers, and related electrical equipment.

After-Sales capabilityThe supplier has written procedures and records for assessing effective service capability, and reports lead times within 15 workdays in both peak and off-season periods. However, corrective and preventive action and customer-complaint procedures have no written records, while overseas service coverage is limited: zero countries and no overseas warehouse, showroom, agent, or branch.

Financial creditThe supplier reports registered capital and describes itself as a large-scale enterprise, but the financial-capacity slices report zero operating revenue, costs, profits, margins, and current ratios for the stated periods. These figures provide no positive evidence of financial strength and raise a material credibility concern, although the supplied data does not explain whether the zeros reflect actual results or incomplete reporting.

R&D capabilityThe supplier reports R&D capability, at least one new product during the past year, and ODM services. Its company description also identifies R&D as part of its integrated operation, but no usable SDK is available.

Production capacityThe supplier states that it operates manufacturing facilities and equipment including copper-bar processing machinery and an assembly line. Its described production scope covers electrical control cabinets, motors, frequency converters, switchgear, transformers, and related equipment, while finished-product inspection instructions are reportedly available and uniformly followed.

Customization capabilityBoth relevant slices explicitly list customization from samples, designs, full customization, minor customization, and flexible customization. The supplier also reports ODM availability, supporting broad product-development and customization coverage.

Product Q&A

Q:What materials are your products made of?

Primarily aluminum or copper. This depends on your needs and budget.

Q:What packaging do you use?

For large products, we use sturdy wooden boxes for protection. For smaller products, we use cardboard boxes.

Q:What is a control transformer?

A control transformer is a transformer specifically designed to regulate the voltage in control circuits. It is primarily used to step down high voltage to a lower, more controllable voltage to power control equipment.

Q:What is the minimum order quantity?

1 set.

Q:What specifications should we provide when inquiring for a quote?

1. Power capacity (unit: KVA or kW) 2. Input voltage 3. Output voltage.