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Rectifier transformer

Name: Rectifier transformer
Brand: URJA TECHNIQUES (INDIA) PVT. LTD.
Price: 200000 INR
Availability: InStock

Price 200000 INR/ Piece

Get a Price/Quote

MOQ : 1 Piece

Rectifier transformer Specification

Operating Temperature
-25C to +45C

Capacity
5000 kVA

Dimension (L*W*H)
2600 mm x 1350 mm x 1900 mm

Load Loss
2.8 kW

Cooling Type
ONAN (Oil Natural Air Natural)

Rated Voltage
11 kV / 415 V

High Voltage
Up to 33 kV

Low Voltage
380 V to 1000 V

Voltage Booster Type
Step Down

Coil Material
High Conductivity Copper

Product Type
Rectifier Transformer

Material
Copper and Silicon Steel Core

Output
DC Output

Frequency (MHz)
50/60 Hz

Efficiency
98%

Phase
Three Phase

Usage
Industrial Rectification

Coil Structure
Layer Wound

Coil Number
Double Winding

Power Scope
Up to 5000 kVA

Weight
Approx. 3500 kg

Protection Grade
IP23 / IP54 as required

Vector Group
Dyn11 or custom

Tapping Range
5% to 10% or as specified

Standards
IS 2026, IEC 60076, IEC 61378

Insulation Class
Class A / B / F / H as required

Enclosure Type
Indoor/Outdoor

Impulse Withstand Voltage
As per application, typically up to 170 kVp

Connections
Cable box or bus duct

Noise Level
<68 dB(A) at 1 m

Cooling Medium
Mineral oil or synthetic ester

Paint Finish
Epoxy / Polyurethane coated

Mounting Type
Wheel mounted or fixed

Ambient Humidity
Up to 95%

Accessories
Buchholz relay, Oil temperature indicator, WTI, OTI, PRV, etc.

Rectifier transformer Trade Information

Minimum Order Quantity
1 Piece

Supply Ability
30 Pieces Per Month

Delivery Time
12-16 Week

Main Export Market(s)
Western Europe, Australia, North America, Eastern Europe, Middle East, Central America, South America, Asia, Africa

Main Domestic Market
All India

About Rectifier transformer

Rectifier Transformer is used to control harmonic wave distortion rate. It is used as integral part of high voltage thyristor, to deal eddy current and also for low voltage interphase connection. Based on application needs, this product is offered with independent or in built voltage regulation unit. Standard amount of direct current supply is needed for its operation. Offered equipment is accessible in cast coil type, dry type and liquid immersed type mechanism options. Quality of this equipment has been verified on the basis of its performance, diameter, strength, service life, durability and operating cost. We are a quality conscious manufacturer and exporter of premium quality Rectifier Transformer.

Features of Rectifier transformer

Offered transformer is accessible with separate or with built in voltage regulation section.
Offered in different mechanism based options
Useful for managing eddy current and harmonic wave
Low maintenance design and precise diameter

Robust Performance and High Efficiency

Our rectifier transformers employ high-conductivity copper and silicon steel cores, delivering up to 98% efficiency for reliable power conversion. The ONAN cooling system supports continuous operation even in high-humidity and varying temperature conditions, providing consistent performance for industrial applications.

Compliance and Customization

Each unit adheres to IS 2026, IEC 60076, and IEC 61378 standards, ensuring safety and quality. With tapping ranges of 5% to 10%, Dyn11 or custom vector groups, and multiple insulating classes, transformers are adapted to your precise needs. Choose between mineral oil and synthetic ester cooling for flexible deployment.

Comprehensive Protection and Intelligent Accessories

Safety is ensured with options such as Buchholz relays, Oil Temperature Indicators (OTI), Winding Temperature Indicators (WTI), and Pressure Relief Valves (PRV). Enclosures are rated up to IP54, offering excellent protection against dust and moisture, making the transformer suitable for both indoor and outdoor settings.

FAQs of Rectifier transformer:

Q: How does the transformer ensure reliable operation in humid or challenging environments?

A: The rectifier transformer is designed to operate reliably with ambient humidity up to 95% and features IP23/IP54 enclosure protection. Epoxy or polyurethane coatings further defend against corrosion and moisture, making it suitable for both indoor and outdoor installations, even in demanding industrial climates.

Q: What are the customization options available for this rectifier transformer?

A: Customers can specify insulation class (A/B/F/H), tapping range (5% to 10%), vector group (such as Dyn11 or custom), enclosure protection (IP23/IP54), cooling medium (mineral oil or synthetic ester), and mounting type (wheel mounted or fixed). Low and high voltage ratings are configurable to accommodate various applications.

Q: When is it necessary to choose a specific insulation class for the transformer?

A: The appropriate insulation classA, B, F, or Hdepends on the operating temperature range and load conditions. For higher temperature or more demanding operational environments, selecting a higher insulation class is recommended to enhance durability and transformer life.

Q: Where can this rectifier transformer be installed?

A: This transformer is versatile enough for installation in both indoor and outdoor environments. Its customizable enclosure and paint finish options provide additional protection, making it ideal for a variety of industrial settings such as manufacturing plants, power stations, and process industries.

Q: What process is involved in the maintenance of this rectifier transformer?

A: Routine maintenance involves regularly checking transformer accessories like Buchholz relay, OTI, WTI, and PRV, monitoring oil temperature and levels, inspecting the enclosure for integrity, and ensuring proper cooling system function. Manufacturers guidelines should be followed for scheduled service and inspections.

Q: How can users benefit from the transformers high efficiency and noise control?

A: With an efficiency rating of up to 98% and a noise level below 68 dB(A) at 1 meter, the transformer minimizes energy losses and reduces acoustic impact. This improves operational cost-effectiveness and creates a safer, quieter workplace environment.

Q: What is the primary usage of this transformer and what types of connections are supported?

A: Designed for industrial rectification, the transformer converts AC to DC with double winding and layer wound coil structures. Connections can be made via cable box or bus duct, ensuring seamless integration into diverse power systems.

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