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Isolation Transformer

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MOQ : 1 Unit

Isolation Transformer Specification

Cooling Type
Air Cooled (AN) / Oil Cooled (ONAN)

Coil Material
Copper / Aluminum

Capacity
Up to 1000 kVA

Operating Temperature
-10C to +45C

Standard
IS 2026, IEC 60076

High Voltage
Up to 1100V

Rated Voltage
220V / 230V / 415V / Custom

Low Voltage
110V / 220V / 415V or custom

Load Loss
Low, as per IS standards

Dimension (L*W*H)
Variable (e.g., 800 x 600 x 1200 mm) depending on rating

Product Type
Isolation Transformer

Material
Copper winding, silicon steel core, insulated sheet body

Output
220V

Frequency (MHz)
47-53Hz Hertz (HZ)

Efficiency
>98%

Phase
Single Phase / Three Phase

Usage
Electrical isolation, voltage step-up/down, safety applications

Coil Structure
Toroidal / Layer Wound

Coil Number
2 or 3 (Primary & Secondary, optional Shielding Coil)

Power Scope
1 kVA to 1000 kVA

Weight
15 kg to 1500 kg (According to capacity)

Dielectric Strength
2500V for 1 min

Tap Changer
On request (manual/automatic)

Humidity Resistance
Up to 95% RH

Insulation Level
Class F / H insulation

Enclosure Protection
IP23 / IP31 / Custom on request

Service Life
>25 years under normal conditions

Mounting Type
Floor Mounted / Skid Base

Transport
Lifting lugs provided

Impedance Voltage
3% to 6%

Noise Level
<55 dB at 1m

Terminal Connection
Lug / Busbar / Screw terminal

Winding Connection
Delta / Star / Zig-zag possible

Paint Finish
Powder Coated / Epoxy

Isolation Transformer Trade Information

Minimum Order Quantity
1 Unit

Supply Ability
6 Units Per Day

Delivery Time
7 Days

Isolation Transformer About

The Isolation Transformer represents both Step Up as well as Step Down Transformer. The input coming from one end is measured and neutralized by this transformer before exiting from another end. Our engineers and technical experts manufacture the most efficient & high performance transformers. As per industrial norms & policies, our offered Isolation Transformer is designed and developed. We carefully test each transformer based on its respective quality attribute. And, ensure that only the qualified items are further delivered by our end to the respective customers.

Technical Specification

Cooling Type	Dry type/Air cooled
Power	5kva 3ph to 500Kva
Input Voltage	415V Delta
Phase	3ph
Material	Copper
Brand	SERVOSHIELD
Frequency	50HZ
Output Voltage	200,220V Star
Usage/Application	Industrial

High Reliability and Safety

Engineered for critical applications, the isolation transformer's Class F/H insulation and dielectric strength of 2500V ensure superior safety and operational reliability. It protects sensitive equipment and personnel by effectively isolating input and output circuits, minimizing electrical noise and potential faults.

Versatile Design and Application

Available in a broad capacity range (1 kVA to 1000 kVA) and multiple mounting options (floor/skid), this transformer serves diverse industries-manufacturing, data centers, health care, and laboratory environments. Customizable winding, connection, voltage, and enclosure features meet a wide spectrum of operational needs.

Efficient Performance and Durability

With over 98% efficiency, low noise (<55 dB), and robust construction, the transformer guarantees long-term cost savings and trouble-free service. Designed to operate between -10C and +45C and withstand harsh environments (up to 95% humidity), it ensures more than 25 years of dependable service.

FAQ's of Isolation Transformer:

Q: How does an isolation transformer enhance safety in electrical systems?

A: An isolation transformer separates the input and output sides electrically, preventing direct current flow and reducing the risk of electric shock. This isolation is critical for protecting both sensitive equipment and personnel, especially in environments where electrical safety is paramount.

Q: What are the main usage scenarios for this isolation transformer?

A: Typical applications include electrical isolation, voltage step-up or step-down, and noise filtering in power distribution. It is widely used in industries such as manufacturing, healthcare, laboratories, commercial buildings, and data centers to safeguard sensitive machinery and ensure reliable power delivery.

Q: When should I consider choosing a custom enclosure or tap changer option?

A: Custom enclosures (IP23, IP31, or tailored builds) are recommended for specific environmental challenges, such as increased dust or moisture levels. A tap changer (manual or automatic) should be selected when voltage adjustment is necessary due to variable load conditions or fluctuating supply voltages.

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

A: The transformer is designed for indoor or protected outdoor installations, with flexible mounting options including floor mounting or skid base, allowing adaptation to various facility layouts and space constraints.

Q: What is the process for selecting the correct winding connection (Delta, Star, Zig-zag)?

A: Choosing the appropriate winding connection depends on your electrical system requirements. Delta is ideal for high-current, low-voltage applications; Star suits higher voltage, lower current needs with a neutral point; Zig-zag provides enhanced harmonic mitigation and grounding flexibility. Consultation with a qualified engineer is advised for selection.

Q: What benefits does the high humidity resistance and durable construction offer?

A: With resistance up to 95% relative humidity, robust powder coated or epoxy paint finish, and solid material choices, the transformer is highly resilient in damp and corrosive environments. This durability ensures longevity, reduces maintenance needs, and sustains performance under challenging conditions.

Q: How efficient is the transformer, and what standards does it comply with?

A: The transformer achieves over 98% efficiency and extremely low load loss according to IS 2026 and IEC 60076 standards. This results in reduced energy costs, minimal heat generation, and environmentally friendly operation.

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