Compact Substation Transformer (CSS)

Mrunal Transformers – Leading Compact Substation Manufacturer in Gujarat, India

Mrunal Transformers is a trusted name in the field of Compact Substation manufacturing in Gujarat, India. Known for innovation, reliability, and superior engineering, we are dedicated to delivering high-performance electrical solutions that meet the evolving needs of industries across the country. With a strong focus on quality, efficiency, and customer satisfaction, Mrunal Transformers has earned a reputation as one of the most reliable and forward-thinking Compact Substation manufacturers in India.

Our state-of-the-art manufacturing facility, combined with a team of skilled professionals, ensures every product is built to the highest standards. Whether you're looking for customized compact substations or turnkey power distribution solutions, Mrunal Transformers is your go-to partner for excellence and reliability.

🔧 Why Choose MRUNAL TRANSFORMERS Compact Substation Transformer (CSS)?

High Efficiency: Our transformers offer efficiency levels greater than 98%, ensuring minimal energy loss.
Durable & Low Maintenance: As static machines with no moving parts, they require minimal upkeep.
Voltage Stabilization: Effectively regulate and stabilize voltage to protect sensitive equipment.
Quick Startup: No warm-up or starting time needed—ready to operate instantly.
Cost-Effective Solutions: We use premium-grade electrical components and offer competitive pricing.
Trusted Globally: Our transformers are exported worldwide and trusted by a large customer base across multiple industries.

Ratings: Upto 2.5MVA.
Primary Voltage: Upto 33KV
Secondary Voltage: 433/415/400/380
Tap Range: Off Circuit or On-Load tap changers for HV/LV variation as per customers specification.
Built to customer specifications in accordance with IS 1180 Part-1 and IS 2026 Energy Efficiency Standards.

✅ Standard Accessories And Features

DPC copper.
CRGO core./ Amorphous Core.
Pressure relief device.
HV & LV Bushings.
Grounding Bracket.
Conservator Tank.
Insulation material.
Power oil.
Vacuum circuit breaker.
LT Switch gear.
HV & LV cable box.
HV & LV fuse.
Surge arrester mounting provision.

✅ Optional Accessories And Features

Substation may be provided with the following optional items if specified by the purchaser.
OTI/WTI indicator.
Buchholz relay.
High voltage of circuit taps.
Cable Box.
Additional tests may be requested by the purchaser and shall be performed.
Purchaser specified impedance limits.
A non resettable device that detects internal transformer faults, incorporates pressure relief, and provides an external indication visible from the ground.
Alternative protection devices, specified by the purchaser.
Purchaser specified maximum mass.

✅ Standard Compact Substation Transformer Tests

Winding Resistance Measurements.
Ratio and Polarity Measurements.
Exciting Current and No Load Losses Measurement.
Impedance and Load Losses Measurements.
AC Dielectric Test.
Induced Voltage Test.
Core Ground Test.
Oil BDV Test.
Magnetic Balance Test.
Insulation Resistance Test.
Vector Group Test.
Contact Resistance Test.
Insulation Resistance of HT Panel.
CT Testing of HT Panel.
Relay Testing.
Insulation Resistance of CSS.

✅ Optional Compact Substation Transformer Tests

Temperature Rise.
Sound Level.
Radio Influence Voltage.
Partial Discharges (Corona).
Basic Insulation Impulse Level.
SFRA Test.
Short circuit Test.

Valuable Insights on Compact Substations – Mrunal Transformers

At Mrunal Transformers, a leading Compact Substation Manufacturer in Gujarat, India, we specialize in advanced, space-saving solutions for modern electrical distribution systems. Compact Substations, also known as Compact Secondary Substations (CSS), are engineered to efficiently transform electrical power from medium voltage (MV) to low voltage (LV), ensuring a safe and reliable power supply to industries, commercial complexes, residential areas, and infrastructure projects.

Unlike traditional transformers, a Compact Substation is a fully integrated, pre-engineered system that combines the MV switchgear, distribution transformer, LV switchboard, internal wiring, and protection systems into one enclosed, compact unit. This all-in-one solution is designed to optimize space, enhance durability, and simplify installation—making it an ideal choice for both urban and rural applications.

Why Choose Compact Substations from Mrunal Transformers?

Efficient Power Distribution: Seamless voltage transformation and distribution from MV to LV networks.

Space-Saving Design: Engineered for locations with limited space, such as city centers and industrial parks.

Enhanced Safety: Built with robust enclosures and tested to meet stringent safety standards for public accessibility.

Low Maintenance: Compact design reduces the complexity of installation and ongoing maintenance needs.

Sustainable Energy Solutions: Supports efficient energy usage and reduces overall carbon footprint.

At Mrunal Transformers, we deliver custom-engineered compact substations tailored to your specific requirements. Whether you need a high-performance CSS for a utility project or a turnkey solution for industrial power distribution, our team ensures quality, reliability, and long-term performance.

🔗 Get in Touch with Trusted Transformer Manufacturers

At MRUNAL TRANSFORMERS, we are committed to delivering top-quality distribution transformers backed by expert technical support and prompt service. As one of the most reputed Distribution Transformer Suppliers in India, we ensure every product adheres to BIS and IEC standards.

📞 Contact us today to get a quote or to learn more about how our transformers can benefit your project