Generator Transformer

Name: Generator Transformer
Brand: NGG POWER TECH INDIA PRIVATE LIMITED
Price: 4057000.00 INR
Availability: InStock

4057000.00 INR/Unit

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Product Details:

Coil Material Electrolytic Copper
Load Loss Low, as per IS/IEC standards
Low Voltage 11 kV - 33 kV
Capacity 10 MVA - 350 MVA
Dimension (L*W*H) Customized, approx. 2m x 2.5m x 2m for standard models
Rated Voltage 11000 V - 220000 V
Operating Temperature -25C to +45C
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Generator Transformer Price And Quantity

Minimum Order Quantity 1 Unit
Price 4057000.00 INR/Unit

Short Circuit Impedance 12.5%
Cooling Medium Mineral Oil
Insulation Level A Class
Mounting Type Floor Mounted
Enclosure IP54 Rated
Standards IS 2026, IEC 60076
Vector Group YNd11
Bushing Material Porcelain / Epoxy
Sound Level Below 80 dB
Protection Buchholz Relay, Sudden Pressure Relay, Oil Temperature Indicator, Winding Temperature Indicator
No. of Tap Positions 5% (in 1.25% steps)

Generator Transformer Product Specifications

Phase Three Phase
Weight Varies with capacity, from 1500 Kg to 25000 Kg
Power Scope 1 MVA - 100 MVA
Coil Number Multiple windings
Material Copper and silicon steel core
Product Type Generator Transformer
Coil Structure Toroidal
Frequency (MHz) 50 Hz
Efficiency Up to 98%
Rated Voltage 11000 V - 220000 V
High Voltage 220 kV max
Usage Industrial power generation and distribution
Coil Material Electrolytic Copper
Output High voltage AC output
Low Voltage 11 kV - 33 kV
Load Loss Low, as per IS/IEC standards
Capacity 10 MVA - 350 MVA
Cooling Type ONAN/ONAF (Oil Natural Air Natural / Oil Natural Air Forced)
Operating Temperature -25C to +45C
Voltage Booster Type Step-up
Dimension (L*W*H) Customized, approx. 2m x 2.5m x 2m for standard models

Short Circuit Impedance 12.5%
Cooling Medium Mineral Oil
Insulation Level A Class
Mounting Type Floor Mounted
Enclosure IP54 Rated
Standards IS 2026, IEC 60076
Vector Group YNd11
Bushing Material Porcelain / Epoxy
Sound Level Below 80 dB
Protection Buchholz Relay, Sudden Pressure Relay, Oil Temperature Indicator, Winding Temperature Indicator
No. of Tap Positions 5% (in 1.25% steps)

Generator Transformer Trade Information

Supply Ability 500 Unit Per Month
Delivery Time 30 Days

Product Description

Generator Transformer is a heavy-duty electrical machine that is designed and developed as per industrial standards by our skilled professionals that make them highly efficient in operation. Its unique design helps to withstand overvoltages that may be caused by sudden load throw-off from the generators. The coils of this industrial-grade Generator Transformer are enclosed in a sturdy metallic casing that offers excellent protection against harsh working conditions. Buy from us this heavy engineering machine at a reasonable price range.

Product Details

Country of Origin	Made in India
Voltage Rating	66 KV
Brand	NGG Power Tech
Phase	Three Phase
Cooling Type	Oil Cooled
Frequency	50 Hz
Material	Mild Steel
Winding Material	Copper
Power	Upto 3.15 MVA

Reliable Performance for Industrial Needs

This transformer delivers exceptional efficiency (up to 98%) and reliability specified for continuous industrial operation. With a toroidal coil structure, sturdy enclosure (IP54), and high-grade insulation, it meets stringent safety and performance standards for power generation and heavy-load applications.

Advanced Protection and Safety Features

Equipped with Buchholz Relay, Sudden Pressure Relay, and temperature indicators, our transformer provides comprehensive protection against faults. These features help prevent damage, increase operational safety, and ensure a long service life, even under harsh conditions.

Customizable to Your Power Requirements

Offered with a wide range of voltage (11 kV to 220 kV) and capacity (10 MVA to 350 MVA) options, this transformer can be tailored to your exact industrial needs. Dimensions and mounting are configurable, allowing seamless integration into diverse setups.

FAQs of Generator Transformer:

Q: How does the insulation class A benefit the transformer?

A: Insulation class A ensures thermal endurance suitable for continuous operation at moderate temperatures, enhancing the transformers longevity while maintaining safety and compliance with industry standards.

Q: What protections are included for safe transformer operation?

A: This generator transformer features comprehensive safety mechanisms: a Buchholz Relay for internal fault detection, Sudden Pressure Relay, Oil and Winding Temperature Indicators, all designed to detect faults early and prevent equipment damage.

Q: When should I use a YNd11 vector group transformer?

A: YNd11 vector group transformers are ideal for industrial power systems where phase-shifting and reducing harmonic distortion are required, particularly in large-scale generation or distribution networks.

Q: Where can this transformer be installed?

A: Designed for floor mounting, the transformers IP54 enclosure provides protection against dust and splashing water, making it suitable for both indoor and controlled outdoor industrial spaces.

Q: What is the usage process for adjusting voltage on this transformer?

A: Voltage can be adjusted using the 5% tap changer, offering 1.25% steps. This allows precise voltage control during operation, ensuring output remains stable even with fluctuating input supply.

Q: How does the ONAN/ONAF cooling system work?

A: The ONAN/ONAF (Oil Natural Air Natural / Oil Natural Air Forced) cooling system circulates mineral oil to dissipate heat from the windings, maintaining optimal operating temperatures for high efficiency and protection.

Q: What are the main benefits of using this transformer?

A: Key benefits include high energy efficiency (up to 98%), reliable high-voltage performance, robust safety features, customizable configuration, and compliance with key international and Indian standards.

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