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Power Rectifier Transformer

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MOQ : 1 Unit

Power Rectifier Transformer Specification

Low Voltage
Up to 1500 V

Coil Material
High conductivity copper

Capacity
As per requirements, typically 100 kVA to 3000 kVA

Dimension (L*W*H)
Customized, e.g. 2300x1800x2500 mm

Load Loss
Low, optimized for industrial use

Operating Temperature
-25C to +40C

Voltage Booster Type
Step Down/Rectifier Booster

Cooling Type
ONAN/ONAF (Oil Natural Air Natural/Oil Natural Air Forced)

High Voltage
Up to 33,000 V

Standard
IS 2026, IEC 60076

Rated Voltage
Up to 33 kV

Product Type
Power Rectifier Transformer

Material
Copper

Output
Product wise

Frequency (MHz)
50 Hertz (HZ)

Efficiency
99.9%

Phase
Three Phase

Usage
Industrial power rectification

Coil Structure
Layer Wound

Coil Number
Multiple windings

Power Scope
Up to 3000 kVA

Weight
Varies as per design, typically 2000-7000 kg

Noise Level
<65 dB at 1 meter

Winding Connection
Delta/Star/Custom as per application

Protection
IP54 (as per request)

Mounting Type
Floor Mounted

Core Type
Laminated core, low loss design

Tap Changer
On Load/Off Load Tap Changer available

Service Life
Over 25 years with proper maintenance

Accessories
Buchholz relay, temperature indicator, oil level gauge

Cooling Medium
Mineral oil/Customized on request

Harmonic Suppression
Integrated filter options available

Surface Treatment
Anti-corrosive paint finish

Ambient Humidity
Up to 95% RH (Non-condensing)

Insulation Class
Class F/H

Polarity
Maintained as per circuit requirements

Rectifier Configuration
6-pulse/12-pulse/24-pulse

Power Rectifier Transformer Trade Information

Minimum Order Quantity
1 Unit

Supply Ability
100 Units Per Month

Delivery Time
2-3 Months

About Power Rectifier Transformer

The rectifier transformer is designed suitably for the harmonics generated in the system so that overheating of core and windings is avoided. ONAN /ONAF/OWFW cooling options are provided with conventional pressed steel radiators in these rectifying transformers. The power rectifier transformers are designed suitably to withstand harmonics generated in the system to avoid overheating of core and windings.

Engineered for Demanding Industrial Applications

Designed to handle the toughest industrial environments, this rectifier transformer offers high voltage (up to 33,000 V) and large capacity (up to 3000 kVA) with robust construction. Its adaptable mounting, custom dimensions, and advanced cooling systems make it ideal for factories, processing units, and more.

Maximum Reliability and Longevity

Built with high-conductivity copper windings and a laminated low-loss core, our transformer ensures minimal energy loss and reliable operation over more than 25 years with regular maintenance. Advanced surface treatment and protective features guard against corrosion, humidity, and dust, extending service life.

Advanced Features and Versatile Options

Choose from On Load or Off Load Tap Changers, customized winding connections, and rectifier configurations (6, 12, or 24 pulse) tailored to your process needs. Integrated accessories like Buchholz relay, temperature indicator, and harmonic filters support seamless, safe, and energy-efficient performance.

FAQ's of Power Rectifier Transformer:

Q: How is the Power Rectifier Transformer suitable for high-humidity and industrial environments?

A: Designed to operate in ambient humidity up to 95% RH (non-condensing), the transformer includes protection up to IP54 (as requested) and an anti-corrosive paint finish, making it highly resistant to moisture, dust, and harsh industrial conditions.

Q: What rectifier configurations and tap changer options are available?

A: The transformer supports flexible rectifier configurations (6-pulse, 12-pulse, 24-pulse) and offers both On Load and Off Load Tap Changer options, allowing adaptation to varied applications requiring voltage adjustment or harmonic reduction.

Q: When should I opt for harmonic suppression or additional filtering?

A: Harmonic suppression should be selected for applications where sensitive equipment or regulatory compliance requires low harmonic distortion. Integrated filter options are available to help maintain power quality and efficient equipment operation.

Q: Where can this transformer be installed, and what are the mounting and dimension options?

A: The unit is floor mounted and can be supplied in customized dimensions (e.g., 2300x1800x2500 mm), ensuring compatibility with a wide range of industrial sites. Its robust construction and protection ratings allow installation both indoors and in sheltered outdoor locations.

Q: What is the maintenance process, and how does it impact service life?

A: Regular maintenance involves checking oil levels, monitoring temperature via integrated indicators, and ensuring all protective devices (such as Buchholz relays) are functional. With proper upkeep, the transformer is designed to provide reliable service for over 25 years.

Q: How is efficiency and noise controlled in this transformer?

A: The low-loss laminated core ensures up to 99.9% efficiency, while integrated design measures keep operational noise below 65 dB at 1 meter-ensuring energy savings, regulatory compliance, and a safer working environment.

Q: What are the benefits of using high-conductivity copper for the windings?

A: High-conductivity copper reduces resistive losses, improves overall efficiency, and enhances short-circuit strength, ensuring reliable and robust transformer performance even under demanding industrial loads.

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