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Pole Mounted Distribution Transformers

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MOQ : 1 Unit

Pole Mounted Distribution Transformers Specification

Cooling Type
ONAN (Oil Natural Air Natural)

High Voltage
11 kV or 33 kV

Dimension (L*W*H)
Custom as per rating

Voltage Booster Type
Conventional Distribution

Rated Voltage
11 kV / 33 kV

Low Voltage
415 V / 433 V

Capacity
Up to 500 kVA

Coil Material
High-Grade Copper

Standard
IS 1180 / IEC 60076

Operating Temperature
-25C to +45C

Load Loss
As per IS 1180 / IEC 60076

Product Type
Pole Mounted Distribution Transformer

Material
Copper

Output
Product wise

Frequency (MHz)
50 Hertz (HZ)

Efficiency
99.9%

Phase
Three Phase / Single Phase

Usage
Electrical Power Distribution

Coil Structure
Layer Wound / Disc Wound

Coil Number
Double Winding

Power Scope
10 kVA to 500 kVA

Weight
Varies with Capacity (approx. 85kg - 1100kg)

Accessories
Conservator, Breather, Radiators, Oil Level Gauge, Pressure Relief Valve

Tap Changer
Off Circuit Tap Changer (OCTC), 2 x 2.5%

Mounting Type
Pole Mounted

Manufacturing Compliance
BIS/ISO Certified

Paint Finish
PU / Epoxy Coated (Rust Resistant)

Impedance Voltage (%)
4% - 6%

Protection Level
IP55

Winding Connection
Dyn11 or as per requirement

Buchholz Relay
Available on request

Insulation Class
Class A / Class B

Tank Type
Hermetically Sealed / Conventional Tank

Core Type
CRGO (Cold Rolled Grain Oriented) Silicon Steel

Surge Withstand Capacity
As per IS/IEC standards

Pole Mounted Distribution Transformers Trade Information

Minimum Order Quantity
1 Unit

Supply Ability
100 Units Per Month

Delivery Time
2-3 Months

About Pole Mounted Distribution Transformers

Since our establishment in 1991, we have been instrumental in offering an optimum grade collection of Pole Mounted Distribution Transformers. Provided transformers are widely used at various residential and commercial places for power transforming & distributing. Offered transformers are manufactured under the strict guidance of our adroit technocrats using quality-assured components. Our valuable clients can get these Pole Mounted Distribution Transformers from us according to their specific requirements at economical rates.

Features:

Simple to mount
Protection against overload
Longer service life
Hassle free working

High Efficiency and Superior Durability

Engineered for performance and reliability, our transformers deliver 99.9% efficiency, thanks to CRGO silicon steel cores and copper windings. The hermetically sealed or conventional tank options protect components from environmental hazards, while a robust IP55 rating and PU/Epoxy coat guard against dust, moisture, and corrosion, ensuring long operational life.

Flexible Design and Compliance

Choose from single or three-phase configurations and varied capacities up to 500 kVA. Off Circuit Tap Changer (OCTC) allows voltage adjustment in increments of 2 x 2.5%. All products are manufactured under strict BIS/ISO-certified processes, complying with IS 1180 and IEC 60076 standards for safety and reliability.

Comprehensive Accessories and Safety Features

Our transformers are equipped with essential accessories such as conservator, breather, radiators, oil level gauge, and pressure relief valve. Optional Buchholz Relay provides added protection. Designed for Indian power distribution networks, these units withstand surges, operate in a wide temperature range (-25C to +45C), and offer customizable mounting and electrical connections.

FAQ's of Pole Mounted Distribution Transformers:

Q: How do pole mounted distribution transformers improve electrical power distribution?

A: Pole mounted distribution transformers efficiently step down high voltages (11 kV/33 kV) to usable levels (415 V/433 V), supporting local electricity delivery. Their compact, robust designs make installation possible directly on utility poles, reducing land use and ensuring reliable power across residential, commercial, and rural areas.

Q: What is the process for installing a pole mounted distribution transformer?

A: Installation begins with selecting a suitable pole site and securing the transformer using standardized mounting brackets. Connections are made to the main distribution lines, ensuring adherence to safety protocols. Accessories like radiators, oil gauges, and pressure relief valves are attached as required, and electrical tests are performed before commissioning.

Q: Where are these transformers commonly used?

A: These transformers are widely used in electrical power distribution networks across cities, towns, and remote villages in India. They serve residential, commercial, and light industrial areas, providing efficient voltage regulation and reliable electricity access where ground-level substations are impractical.

Q: When is an Off Circuit Tap Changer (OCTC) adjustment required?

A: OCTC adjustments are typically performed during routine maintenance or when the input supply voltage fluctuates significantly. This process fine-tunes the output voltage by changing the tap connections in increments of 2 x 2.5%, ensuring consistent and safe voltage delivery to connected loads.

Q: How do the insulation classes and protection levels ensure transformer safety?

A: Class A/B insulation withstands high temperatures, minimizing breakdown risks. The transformer's IP55-rated enclosure provides dust and water ingress protection, while optional safety features like the Buchholz Relay and pressure relief valves safeguard against internal faults and pressure build-up.

Q: What benefits do customers gain from your transformers' compliance with IS/IEC standards?

A: By adhering to IS 1180 and IEC 60076 standards, our transformers guarantee optimal safety, consistent quality, and superior performance. This ensures users receive reliable, long-lasting equipment suited for Indian electrical grid requirements and eligible for regulatory approvals and subsidies.

Q: Can these transformers be customized for specific requirements?

A: Yes, we offer customization options including winding configurations (Dyn11 or as per requirement), tank types, mounting, capacities, and paint finishes. This flexibility aligns transformer specifications with site and load requirements, maximizing operational efficiency and life span.

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