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11kv transformer

11kv transformer Specification

Surface Finish
Powder Coated

Operating Temperature
-10C to +50C

Power Factor
0.8 1.0

Insulation Material
Class A/B Paper & Oil Immersed

IP Rating
IP55

Mounting Type
Pole / Plinth Mounted

Efficiency
98.5% (at Full Load)

Humidity %
Up to 95%

Overheating Protection
Yes (Buchholz Relay, Thermally Protected)

Connector Type
Bolted Lugs, Cable Box

Feature
Hermetically Sealed, Oil Cooled, Low Noise, High Reliability

Shape
Rectangular

Product Type
Distribution Transformer

Application
Electric Power Distribution

Protection Level
IP55

Frequency (MHz)
50 Hz

Rated Voltage
11 kV / 433 V

Energy Consumption
Low Loss (Energy Efficient)

Output Type
AC Output

Color
Grey

Dimension (L*W*H)
1800 mm x 1100 mm x 1600 mm

Weight
1800 kg

Size
Standard

Input Voltage
11 kV

Phase
Three Phase

No Of Poles
3

Connection Type
Dyn11

Material
Copper, Silicon Steel, Porcelain (Bushings), Mild Steel (Tank)

Paint Type
Epoxy Zinc Rich Primer + Polyurethane Paint

Cooling Oil Capacity
400 Litres

Windings Insulation Level
24 kV / 28 kV (HV/LV)

Altitude Rating
Up to 1000 Mtrs above sea level

Noise Level
< 55 dB at 1 Meter

Standard Accessories
Conservator, Buchholz Relay, Oil Level Gauge, Silica Gel Breather, Drain Valve, Rating Plate

Cooling Type
ONAN (Oil Natural Air Natural)

Losses (No Load / Full Load)
520 W / 4800 W

Standards
IS 1180 / IEC 60076

Winding Material
Copper

Vector Group
Dyn11

Tap Changer
Off Circuit Tap Changer (OCTC) +5% to -10% in 2.5% steps

Core Construction
CRGO Silicon Steel Laminated Core

Impulse Withstand Voltage
75 kVp

Short Circuit Withstand
25 kA for 2 Seconds

Bushing Type
Porcelain Outdoor Type

Manufacturing Tolerance
As per IS Standards

Paint Thickness
80100 Micron

11kv transformer About

Discover the rare fusion of precision engineering and prime technology with this elite 11kV transformer, meticulously crafted for electric power distribution. Built with matchless copper windings, exquisite CRGO silicon steel core, and insulated to endure 28 kV, it ensures superior energy efficiency and low operational loss. Featuring an epoxy zinc-rich primer topped with polyurethane paint, this unit boasts an IP55 protection level and robust construction for outstanding durability. Grab this hermetically sealed, oil-cooled, and low-noise transformer for high-reliability distribution, truly a collector's choice for elite applications.

Application & Features: The Exquisite Choice for Every Distribution Need

This 11kV transformer delivers exceptional performance across diverse electric power distribution scenarios, from commercial to industrial sectors. Backed by top-tier features like copper windings, a CRGO silicon steel core, Dyn11 vector group, and ONAN cooling, it promises enduring reliability and efficiency. Noteworthy additional elements-such as a Buchholz relay, silica gel breather, and energy-efficient design-make it a rare, future-ready solution for challenging environments requiring robust, low-loss power delivery.

Payment Terms & Sample Policy: Elite Service for Export and Domestic Markets

Our 11kV transformers are available at competitive sale prices for both the export market and domestic mar. Flexible payment terms cater to customer preferences, ensuring ease of acquisition. Upon request, samples are available so clients can assess our matchless quality before full commitment. We maintain transparency through our sample policy, prioritizing satisfaction, and supporting smooth transactions for suppliers and traders across India and abroad.

FAQ's of 11kv transformer:

Q: How does the 11kV transformer's ONAN cooling system benefit its operation?

A: The ONAN (Oil Natural Air Natural) cooling type ensures efficient heat dissipation without external fans or pumps, maintaining optimal transformer temperature and prolonging equipment life.

Q: What applications are ideal for this 11kV transformer?

A: This transformer excels in electric power distribution for commercial, industrial, and utility sectors, where robust, reliable, and energy-efficient performance is critical.

Q: Where can the 11kV transformer be installed?

A: Designed for versatility, it supports both pole and plinth mounting, making it suitable for varied settings and installations up to 1000 meters above sea level.

Q: What are the primary features that make this transformer elite and reliable?

A: It uses matchless copper windings, CRGO silicon steel laminated core, Class A/B insulation, low operating noise, Buchholz relay protection, and a powder-coated, IP55-rated enclosure for enduring service.

Q: How can customers request a sample of the 11kV transformer?

A: Interested clients can request a sample as per our sample policy, ensuring they experience the transformer's quality and performance firsthand before confirming their order.