50KVA 100KVA 200KVA 500KVA 1000KVA 2000KVA 11kv 33kv Voltage Step Down 400v 240v Oil Immersed Transformer

Overview of 50KVA 100KVA 200KVA 500KVA 1000KVA 2000KVA 11kv 33kv Voltage Step Down 400v 240v Oil Immersed Transformer

An oil-immersed transformer is a type of electrical transformer where the core and windings are submerged in an insulating oil. This oil serves two primary functions: it acts as a highly effective insulator between conductive parts and as a coolant to dissipate heat generated during operation. These transformers are robust, reliable, and highly efficient, making them the standard choice for high-voltage power distribution and transmission networks, typically installed outdoors in substations.

Features of 50KVA 100KVA 200KVA 500KVA 1000KVA 2000KVA 11kv 33kv Voltage Step Down 400v 240v Oil Immersed Transformer

• Effective Cooling: The insulating oil efficiently absorbs heat from the core and windings and transfers it to the radiator fins, allowing for natural or forced circulation and higher overload capacity.
• Superior Insulation: The oil provides much better dielectric strength than air, allowing for a more compact design for a given voltage rating and protecting against short circuits.
• Robust Construction: Designed for long-term, reliable operation (often 25-30 years) in harsh outdoor environments.
• Overload Capacity: Can handle temporary power overloads better than dry-type transformers due to the thermal mass and cooling properties of the oil.
• Protection System: Equipped with a conservator tank (to allow for oil expansion), breather (to absorb moisture from air), and protective relays (Buchholz relay) for internal fault detection.
• Cost-Effective: Generally more economical for high-power applications compared to dry-type transformers.

Specifications of 50KVA 100KVA 200KVA 500KVA 1000KVA 2000KVA 11kv 33kv Voltage Step Down 400v 240v Oil Immersed Transformer

These transformers alter high voltage electricity to much safer reduced voltage levels. They tip down power from 11kV or 33kV systems to typical 400V or 240V for everyday usage. They are built hard for dependable operation in power distribution networks, commercial websites, and big structures.

The core and windings rest inside a strong steel container loaded with unique protecting oil. This oil does two important jobs. It cools down the transformer successfully. It likewise supplies excellent insulation between live components. Good air conditioning protects against overheating. Solid insulation quits electrical shorts.

A radiator system is connected to the storage tank. This radiator aids the oil release warm right into the air. The oil flows naturally with the windings and radiator. This natural flow keeps the transformer going for secure temperatures. It does not require fans or pumps. This makes it peaceful and reduced upkeep.

These transformers come in different power capacities. Requirement sizes are 50KVA, 100KVA, 200KVA, 500KVA, 1000KVA, and 2000KVA. The precise dimension you require depends upon your total electrical tons. Larger transformers handle more power. They are designed for exterior installation. The oil storage tank shields the inner components from weather condition, dirt, and dampness.

The major input voltage is 11kV or 33kV. The outcome is either 400V (three-phase) or 240V (single-phase). The core uses state-of-the-art steel laminations. This decreases power loss. Copper or aluminum windings carry out the electrical energy successfully. The design complies with stringent safety and performance standards. Physical dimension and weight boost with the transformer’s power rating. A 50KVA device is much smaller sized than a 2000KVA device.

Applications of 50KVA 100KVA 200KVA 500KVA 1000KVA 2000KVA 11kv 33kv Voltage Step Down 400v 240v Oil Immersed Transformer

These transformers tip high voltage to more secure useful degrees. They’re essential where hefty power is needed. Believe manufacturing facilities, huge buildings, or large framework projects. The oil inside cools them effectively and maintains them running reliably for many years. You’ll find them mounted on posts, in ground-level boxes, or inside committed substation buildings.

Factories make use of these transformers continuously. Hefty machinery like large electric motors, commercial ovens, and huge pumps needs substantial power at 400 volts or 240 volts. Devices from 50KVA to 500KVA prevail inside factories or powering certain production lines. They manage the continuous high demand securely.

Large commercial areas need them also. Mall, hospitals, universities, and office towers have huge power demands. Lighting, air conditioning, lifts, and information centers all operate on reduced voltage power. Transformers between 200KVA and 1000KVA step down the incoming 11kV or 33kV supply to 400V/240V for the structure’s interior network. They make certain steady power for essential procedures.

Energies rely greatly on these oil-immersed transformers. They create the foundation of the distribution network. You see them on poles or in pad-mounted closets in communities. Systems like 100KVA, 200KVA, or 500KVA take the 11kV or 33kV from primary lines to 400V/240V for teams of homes or small businesses. Bigger systems, 1000KVA or 2000KVA, could feed whole real estate estates or industrial parks from a main substation.

Mines and big building websites depend on them. Remote areas often obtain power by means of high-voltage lines. Transformers tip this to useful voltages for site workplaces, workshops, and heavy equipment. Their durable, oil-cooled layout stands up to difficult environments. The 11kV and 33kV primary voltages are conventional for effective long-distance power delivery. The second 400V is perfect for three-phase commercial motors. The 240V single-phase powers typical illumination and electrical outlets. Selecting the appropriate KVA dimension matches the particular power load demand.

Company Profile

PDDN Photoelectron Technology Co., Ltd. is one of the leading enterprises in power electronics technology and power products, which is fully involved in developing solar inverters， transformers, voltage regulators, distribution cabinets, thyristors， modules， diodes， heaters, and other electronic devices or semiconductors. We will be committed to providing users with high-quality, efficient products and considerate service.

It accepts payment via Credit Card, T/T, West Union, and Paypal. PDDN will ship the goods to customers overseas through FedEx, DHL, by sea, or by air. If you want high-quality 50KVA 100KVA 200KVA 500KVA 1000KVA 2000KVA 11kv 33kv Voltage Step Down 400v 240v Oil Immersed Transformer, please send us inquiries; we will be here to help you.

Payment Methods

L/C, T/T, Western Union, Paypal, Credit Card etc.

Shipment

By sea, by air, by express, as customers request.

Storage Conditions

1) Store in a dry environment at room temperature.

2) Avoid damp and high temperature.

3) Use immediately after opening the inner packing bag.

5 FAQs of 50KVA 100KVA 200KVA 500KVA 1000KVA 2000KVA 11kv 33kv Voltage Step Down 400v 240v Oil Immersed Transformer

FAQs: 11kV/33kV Step-Down Oil Transformers (50kVA – 2000kVA)

What transformer size do I need?
Choose the kVA rating matching your electrical load. Calculate your total power requirement. Add some extra capacity for future growth. A 50kVA unit suits small factories. A 2000kVA transformer powers large industrial plants. We help you select the right size.

Can these transformers handle 11kV or 33kV input?
Yes. These transformers accept high voltage input. They step it down to 400V or 240V output. Specify your incoming voltage when ordering. We build units for both 11kV and 33kV primary systems.

Why use oil-immersed cooling?
Oil is very effective. It absorbs heat from the transformer windings and core. This keeps operating temperatures safe. Oil insulation also prevents electrical breakdown. This design ensures long life and reliability. It handles heavy loads better than dry types.

What installation space is required?
These are substantial units. They need a solid, level base. Allow enough clearance around the transformer for air flow. Follow local safety codes. Include space for future maintenance access. Larger units like 1000kVA or 2000kVA need significant room. Plan the location carefully.

How much maintenance is involved?
Regular checks are essential. Monitor the oil level constantly. Check oil quality annually. Test dielectric strength. Look for leaks or damage. Keep the exterior clean and dry. Schedule professional inspections periodically. Good maintenance prevents failures.