Description

11kVA Three Phase Oil Immersed Power Electrical Transformer

The C.DIVINE 11kVA Three Phase Oil Immersed Power Electrical Transformer is designed to provide reliable electrical voltage transformation for three-phase power distribution systems. It is suitable for applications where a compact transformer is required to supply electrical loads in residential, commercial, industrial and institutional environments.

For customers searching for an 11kVA electrical transformer in Lagos Nigeria, this transformer provides a practical solution for stepping electrical voltage down from a medium-voltage supply to the required low-voltage distribution level, subject to the specified transformer design.

Its oil immersed construction provides insulation around the active transformer components while helping transfer heat generated during normal operation. This type of transformer construction is widely used in electrical distribution systems where dependable continuous operation is required.

What Is an 11kVA Three Phase Transformer?

An 11kVA three-phase transformer is an electrical power transformer designed to transfer electrical energy between different voltage levels within a three-phase power system.

The 11kVA rating represents the transformer’s apparent power capacity. Proper transformer selection should be based on the calculated electrical load rather than simply selecting a transformer according to the number of connected appliances or equipment.

The transformer can be specified with an appropriate:

• High-voltage input
• Low-voltage output
• Three-phase configuration
• Frequency
• Vector group
• Impedance
• Insulation level
• Tap arrangement
• Bushing configuration

These parameters should be confirmed according to the requirements of the electrical network before purchase.

Oil Immersed Transformer Construction

The C.DIVINE transformer uses an oil immersed design in which the transformer’s active components operate within insulating transformer oil.

Transformer oil serves two primary purposes:

Electrical insulation: The oil helps provide insulation between energized transformer components and other internal parts.

Heat dissipation: Transformer losses produce heat during operation. The oil helps transfer this heat from the core and windings to the transformer tank and surrounding cooling surfaces.

This combination makes oil immersed transformer technology suitable for a variety of power distribution applications.

Three Phase Electrical Power Distribution

Three-phase electrical systems are widely used for commercial and industrial power distribution because they can efficiently supply balanced loads and three-phase equipment.

An 11kVA three-phase transformer can be considered for applications such as:

• Small commercial buildings
• Workshops
• Residential developments
• Small factories
• Offices
• Shops
• Schools
• Farms
• Warehouses
• Small industrial facilities
• Private electrical installations

The actual suitability depends on the calculated electrical demand and the transformer’s specified primary and secondary voltages.

11kVA Transformer Applications

The C.DIVINE 11kVA oil immersed transformer can be used as part of an electrical distribution system for different types of properties.

Residential Applications

For appropriately sized residential developments or dedicated electrical installations, an 11kVA transformer may provide the required transformation capacity where the calculated demand is within its rating.

Commercial Applications

Small shops, offices, retail premises, workshops and other commercial properties can use appropriately specified three-phase transformers to supply their electrical distribution systems.

Industrial Applications

Small-scale industrial facilities may use an 11kVA transformer for equipment, lighting, motors and other electrical loads when the calculated maximum demand is suitable for the transformer’s capacity.

Institutional Applications

Schools, small healthcare facilities, religious buildings and other institutions may require dedicated electrical transformation and distribution equipment.

Transformer High Voltage and Low Voltage Bushings

Transformer bushings are critical components that allow electrical conductors to pass safely through the transformer enclosure while maintaining the necessary electrical insulation.

Depending on the transformer specification, the unit can incorporate high-voltage and low-voltage bushing arrangements appropriate for the designed voltage and current.

When purchasing an electrical transformer, customers should verify:

• High-voltage bushing rating
• Low-voltage bushing rating
• Current rating
• Insulation level
• Connection arrangement
• Physical dimensions
• Terminal configuration

This is especially important when integrating the transformer with high-voltage cables, switchgear and other substation equipment.

Benefits of an 11kVA Oil Immersed Transformer

The C.DIVINE 11kVA three-phase oil immersed transformer offers several characteristics suitable for electrical distribution applications:

• Three-phase electrical configuration
• Oil immersed construction
• Suitable for electrical power distribution
• Designed for voltage transformation
• Suitable for commercial applications
• Suitable for residential applications
• Suitable for light industrial installations
• Suitable for private substations
• Suitable for institutional projects
• Suitable for professional electrical installations
• Can be specified with appropriate HV and LV bushings

Why Choose an Oil Immersed Transformer?

Oil immersed transformers are commonly selected for distribution applications because the insulating oil provides both electrical insulation and a means of transferring heat away from the active transformer components.

Compared with simply selecting equipment based on physical size, transformer performance depends on correct engineering specifications, including the rated voltage, kVA capacity, winding configuration, impedance, insulation level and cooling arrangement.

For this reason, the 11kVA three-phase oil immersed transformer should be selected as part of a properly designed electrical distribution system.

How to Choose the Correct 11kVA Transformer

Before ordering an 11kVA three-phase oil immersed power transformer, confirm the following specifications.

1. Primary Voltage

The incoming supply voltage must match the transformer’s high-voltage winding rating.

2. Secondary Voltage

Confirm the required low-voltage output based on the building or equipment distribution system.

3. Transformer Capacity

Verify that 11kVA is sufficient for the calculated maximum demand, including reasonable provision for future expansion where applicable.

4. Frequency

Confirm the required operating frequency. For Nigerian electrical installations, the project specification should be checked before ordering.

5. Vector Group

The required vector group should be determined by the electrical system design and protection requirements.

6. Impedance

Transformer impedance affects voltage regulation and fault-current levels and should be coordinated with the overall electrical design.

7. Protection and Earthing

Appropriate high-voltage protection, low-voltage protection, surge protection and earthing should be provided as required by the installation design.

Installation of an 11kVA Transformer

Installation should be performed by qualified electrical professionals following the manufacturer’s technical requirements and applicable electrical standards.

Before energization, the installation should be checked for:

• Correct HV connection
• Correct LV connection
• Proper earthing
• Bushing condition
• Cable termination
• Insulation condition
• Protection settings
• Oil condition
• Transformer enclosure
• Mechanical connections
• Adequate electrical clearances

The transformer should not be energized until the complete electrical installation has been properly inspected and tested.

Maintenance of Oil Immersed Transformers

Regular inspection helps maintain transformer reliability.

Depending on the installation and manufacturer’s recommendations, maintenance may include checking:

• Transformer oil condition
• Oil level
• Bushings
• Connections
• Earthing
• Terminals
• Signs of oil leakage
• Transformer temperature
• Abnormal noise or vibration
• Protective devices
• Cable terminations

Any unusual temperature rise, oil leakage, electrical smell, abnormal noise or visible damage should be investigated by a qualified technician before continued operation.

Buy 11kVA Electrical Transformer in Lagos Nigeria

If you are searching for where to buy an 11kVA three phase oil immersed electrical transformer in Lagos Nigeria, the C.DIVINE transformer range is suitable for customers requiring dependable electrical power transformation for commercial, residential, industrial and institutional applications.

The transformer can be specified according to the project’s required high-voltage input, low-voltage output, three-phase configuration, frequency, vector group, impedance, insulation level, bushings and other technical requirements.

Customers in Lagos and across Nigeria can use the transformer for appropriately designed electrical distribution systems, private substations, workshops, commercial properties, estates and small industrial facilities.

Order C.DIVINE 11kVA Three Phase Oil Immersed Transformer

The C.DIVINE 11kVA Three Phase Oil Immersed Power Electrical Transformer is a practical solution for electrical voltage transformation and distribution where an 11kVA three-phase capacity is appropriate.

Whether you are an electrical contractor, engineering company, property developer, facility manager, industrial operator or electrical equipment buyer in Nigeria, ensure the transformer specifications are matched to your electrical network before ordering.

C.DIVINE — Reliable three-phase oil immersed electrical power transformer solutions for Lagos and Nigeria.