Send Inquiry

Request To Call Back

OLTC Transformer

Get a Price/Quote

MOQ : 1 Unit

OLTC Transformer Specification

Standard
IS 2026 / IEC 60076

Load Loss
If 5 MVA: Approx. 9500 W

Low Voltage
415 V / 660 V / Custom

Rated Voltage
11/33 kV or Custom

Coil Material
Electrolytic Copper

High Voltage
Up to 33 kV

Capacity
Up to 10,000 kVA

Dimension (L*W*H)
3250 mm x 2100 mm x 2700 mm (for reference)

Operating Temperature
-25C to +50C

Cooling Type
ONAN/ONAF

Voltage Booster Type
On Load Tap Changer (OLTC)

Product Type
On Load Tap Changer (OLTC) Transformer

Material
Copper and High-Grade Electrical Steel

Output
As per design / required rating

Frequency (MHz)
50 Hz

Efficiency
98% - 99%

Phase
Three Phase

Usage
Power Distribution and Voltage Regulation

Coil Structure
Layer Wound or Disc Wound

Coil Number
Double Winding

Power Scope
Up to 10 MVA or as per requirement

Weight
5500 kg (approx. for 5 MVA)

Test Certification
Routine, Type & Special Tests as per IS/IEC

Winding Connection
Dyn11 or as specified

Dielectric Strength
70 kV (Impulse: 170 kVp)

Mounting
Floor Mounted

Impedance
About 7% (as per rating)

Noise Level
< 58 dB at 1 meter

Vector Group
YNyn0 or Dyn11

Ambient Humidity
Up to 95% non-condensing

Life Expectancy
25+ Years

Tap Range
+/- 10% in steps of 1.25%

Cooling Oil Type
Transformer Mineral Oil (IS 335)

Core Construction
CRGO Laminated Core

Winding Insulation
Class A / F Insulation

Enclosure Protection Class
IP54

Protection
Buchholz Relay, Oil Temperature Indicator, Winding Temperature Indicator, PRD

OLTC Transformer Trade Information

Minimum Order Quantity
1 Unit

Payment Terms
Cash in Advance (CID)

Supply Ability
10 Units Per Month

Delivery Time
5-7 Days

Main Domestic Market
All India

About OLTC Transformer

Discover the eminence of our OLTC Transformer, meticulously engineered for power distribution and voltage regulation. Featuring uncommon Class A/F winding insulation, splendiferous CRGO laminated core, and a robust protection mechanism (Buchholz Relay, PRD, IP54 enclosure), this three-phase transformer ensures unbeatable performance. With high efficiency (98%-99%), vector group flexibility, and tap range of 10% in steps of 1.25%, this solution is highly recommended for industrial and commercial applications. Utilise our exceptional offer-unbeatable price, tested and certified to IS/IEC standards. Elevate your power reliability with unmatched durability and quality.

OLTC Transformer: Versatile Power Solution for Commercial Applications

Our On Load Tap Changer (OLTC) Transformer is engineered for demanding power distribution and voltage regulation, offering customizable winding connections (Dyn11 or as specified) and impressive dielectric strength. Featuring protection devices, mineral oil cooling, and high-grade copper and steel construction, this transformer delivers stability and longevity, even in challenging environments. Its high efficiency and 25+ years life expectancy make it ideal for commercial enterprises, industrial usage, and critical infrastructure applications where mechanical reliability and voltage adaptability are essential.

Export Markets, Fast Order Completion and Supply Ability

Carrying remarkable market value, our OLTC Transformer is a preferred choice across global markets including Asia, Africa, and the Middle East. Exported via well-established FOB ports in India, our swift supply mechanism facilitates quick dispatch, ensuring timely order completion. Backed by robust production capacity, we cater to large wholesale, retail, and custom requirements with reliability and ease, enabling our clients to maintain seamless operations while capitalizing on our splendiferous after-sales support and supply chain efficiency.

FAQ's of OLTC Transformer:

Q: How does the OLTC Transformer enhance power distribution and regulation?

A: The OLTC Transformer enables real-time voltage adjustment through its On Load Tap Changer, ensuring stable output even under fluctuating loads, which is essential for efficient power distribution and voltage regulation in commercial and industrial settings.

Q: What are the main features that distinguish this OLTC Transformer from others?

A: Key features include Class A/F insulation, CRGO laminated core, high dielectric strength (70 kV/170 kVp), multiple vector group options (YNyn0, Dyn11), advanced protection systems, mineral oil cooling, and compliance with IS/IEC standards, making it an eminent solution in its segment.

Q: Where is this OLTC Transformer best utilized?

A: This transformer is best utilised in commercial complexes, industrial facilities, utility substations, and locations requiring consistent voltage regulation and reliable power distribution, particularly where ambient humidity can reach up to 95% non-condensing.

Q: What is the process for ordering and installing this transformer?

A: Clients can request a custom quote specifying ratings, features, and delivery requirements. Our experienced team facilitates quick dispatch, provides installation guidance, and offers post-purchase service to ensure seamless integration into your power infrastructure.

Q: What are the expected commercial or operational benefits from using this OLTC Transformer?

A: Users benefit from heightened operational efficiency, longevity (25+ years), reduced maintenance due to advanced protective features, and adaptability to diverse market requirements, ensuring long-term cost savings and power stability.

Tell us about your requirement