Introduction
Since 1975, Indo Tech Transformers Limited has been at the forefront of high-voltage power transformer manufacturing, meeting stringent global standards. As an Authorized Channel Partner, Shansen Enterprises brings these world-class liquid-filled HV & EHV transformers to customers across India. In this post, we’ll dive deep into the history, technology, features, and real-world applications of these robust machines—and explain why Shansen Enterprises is your go-to partner for reliable, efficient energy solutions.
Company Legacy & Certifications
Indo Tech Transformers boasts a heritage spanning over four decades. Founded in 1975, the company has continuously evolved its design and manufacturing processes to adhere to the latest IS, IEC, ANSI, and IEEE standards. Under Shansen Enterprises’ banner, customers in Coimbatore and beyond gain access to:
- ISO 9001:2015 (since 2007) for quality management systems
- ISO 14001:2015 (since 2021) for environmental management
- ISO 45001:2018 (since 2021) for occupational health and safety
- NABL-accredited laboratory for rigorous in-house testing
Product Range Overview
Indo Tech Transformers offers a comprehensive lineup of liquid-filled power transformers, engineered for high reliability and longevity. Key specs include:
- Voltage ratings up to 400 kV
- Power ratings up to 315 MVA in ONAN/ONAF/OFAF/ODAF cooling modes
- Custom designs for specific industrial, utility, and renewable energy applications
Whether you need large grid-scale transformers for independent power producers or compact units for heavy industries, the flexibility of these models ensures a perfect fit.
Standard Features That Set the Bar
Indo Tech Transformers rigs every unit with premium features, guaranteeing seamless integration and safe operation. Standard inclusions are:
- 50 Hz operation (with 60 Hz optional)
- On-load tap-changer (OLTC) or off-circuit tap-changer (OCTC) for voltage regulation
- Cover-mounted bushings, cable boxes, or busduct connections
- Insulating mineral oil complying with IS/IEC norms
- Drain, filter, and sampling valves for easy maintenance
- Magnetic oil level gauge and temperature indicators (oil & winding)
- Gas & oil protection relays, pressure relief devices, detachable radiators
- Silica gel breather, polyurethane paint finish (80 μm), and heavy-duty roller assemblies
Optional Features for Specialized Needs
For applications that demand extra performance or environmental resilience, Indo Tech offers a host of optional enhancements:
- 3-winding transformer configuration
- Low-noise design for urban installations
- OFAF cooling via pumps or compact coolers, OFWF with heat exchangers
- Air-filled cable boxes (up to 33 kV) and oil-filled cable boxes (up to 400 kV)
- Marine-grade or corrosion-resistant paint systems
- Hermetically sealed tanks & corrugated tanks for leak-proof performance
Rigorous Testing: Quality You Can Trust
Indo Tech Transformers doesn’t just build to spec—they test to ensure every unit performs under real-world stress:
- Winding resistance & ratio tests at rated voltage
- No-load loss and exciting current measurements
- Impedance, load loss, and applied voltage tests
- Induced voltage and full-wave impulse tests
- Type tests and custom special tests per IS/IEC requirements
Many models have passed 230 kV short-circuit trials at STL-approved labs, and over 22 transformers up to 100 MVA have cleared these stringent checks.
Specialized Transformer Categories
Shansen Enterprises offers targeted solutions under two main categories:
Power & Auto Transformers
- 315 MVA (3-phase) / 167 MVA (1-phase)
- 400 kV (1425 kV BIL), 50/60 Hz
- OLTC in high-voltage winding for dynamic voltage control
Generator Transformers
- 315 MVA (3-phase) / 105 MVA (1-phase)
- 400 kV (1425 kV BIL), 50/60 Hz
- OLTC or OCTC options based on application demands
Renewable Energy Integration
Indo Tech transformers play a pivotal role in evacuating green energy. With over 125 units serving wind and solar farms totaling 9,000 MW of capacity, these transformers are proven workhorses in fluctuating grid conditions. Shansen Enterprises ensures the right model selection, installation guidance, and after-sales support to keep your renewable projects humming smoothly.
Industrial & Utility Applications
From heavy manufacturing plants to municipal power grids, these transformers are engineered for diverse settings:
- Steel mills, petrochemical complexes, and paper mills
- Public utilities, captive power plants, and data centers
- Mining operations, rail traction, and marine ports
The modular design and customizable features make it easy to adapt to site-specific constraints, whether it’s noise regulations, space limitations, or extreme climates.
Why Choose Shansen Enterprises?
Partnering with Shansen Enterprises means more than just purchasing a transformer:
- Local Expertise: Based in Coimbatore, we understand the Indian market’s unique demands.
- End-to-End Service: From specification and procurement to commissioning and maintenance.
- Technical Support: Experienced engineers ready to advise on system integration.
- After-Sales Care: Quick response for spares, repairs, and routine health checks.
- Flexible Financing: Competitive quotes, easy payment plans, and leasing options.
Customer Success Stories
Over the past four decades, more than 6,000 Indo Tech power transformers have been installed across India and overseas. Whether it’s a 220 kV distribution station in Rajasthan or a 315 MVA generator unit in the Middle East, our solutions deliver consistent performance and low lifecycle costs.
Getting Started: Your Next Steps
Ready to upgrade your power infrastructure? Here’s how to move forward:
- Consultation: Contact Shansen Enterprises via WhatsApp or email with your requirements.
- Site Survey: Our engineers will assess your installation site to recommend the optimal transformer model.
- Proposal & Quotation: Receive a detailed, transparent quote within 48 hours.
- Delivery & Commissioning: We handle logistics, installation supervision, and performance testing.
- Ongoing Support: Benefit from preventive maintenance plans and 24/7 technical assistance.
Conclusion
When you pair the engineering excellence of Indo Tech Transformers Limited with the local knowledge and service ethos of Shansen Enterprises, you get a winning combination. These transformers stand ready to power cities, industries, and renewable assets with efficiency and reliability. Reach out today to discuss how we can tailor a solution that meets your specific voltage, rating, and environmental requirements—and let’s build a more resilient power grid together.
Shansen Enterprises – Authorized Channel Partner of Indo Tech Transformers Limited. Serving India with quality power solutions since 1975.
Get in Touch with Shansen Enterprises
Ready to spec the right transformer for your project? Shansen Enterprises is here to guide you from selection through installation and beyond. Reach out via:
WhatsApp: Click Here WhatsApp: 919442633195 to chat directly with our sales team
Phone: +91-94426-33195
Email: info@shansen.in
