12kv 800-3000A/5 Electrical Dry Transformer Pad Mounted Transformer Various Transformer s

Overview of 12kv 800-3000A/5 Electrical Dry Transformer Pad Mounted Transformer Various Transformer s

12kv 800-3000A/5 Electrical Dry Transformer Pad Mounted Transformer Various Transformer s is an enclosed, ground-level electrical distribution transformer commonly used in underground (UG) power systems. It steps down primary high-voltage electricity (e.g., 15kV or 25kV) to a lower secondary voltage (e.g., 120/240V or 480V) for safe distribution to residential neighborhoods, commercial buildings, and industrial parks. Its robust, lockable steel enclosure makes it safe for public areas.

Features of 12kv 800-3000A/5 Electrical Dry Transformer Pad Mounted Transformer Various Transformer s

Ground-Level Enclosure: A locked, tamper-resistant, weatherproof steel cabinet that protects the internal components and ensures public safety.

Underground Cable Connections: Designed for easy connection to underground primary (high-voltage) and secondary (low-voltage) cables via compartments with built-in bushings.

Compartmentalization: Separate, isolated compartments for high-voltage and low-voltage components, enhancing safety during maintenance.

Ventilation: Designed with louvers or other ventilation systems to allow for proper heat dissipation from the transformer core and coils.

Lifting Lugs: Integrated lifting lugs for easy and safe installation and replacement using a crane or hoist.

Tamper-proof Hardware: Lockable doors with special bolts to prevent unauthorized access.

Fused Switches: Often includes fused disconnect switches for circuit protection and safe isolation.

Pad Foundation: Installed on a concrete pad (“pad-mounted”) to provide a stable, level base.

Specifications of 12kv 800-3000A/5 Electrical Dry Transformer Pad Mounted Transformer Various Transformer s

This 12kV electrical dry transformer handles distribution networks. It steps down medium voltage to usable 400V levels. This pad-mounted unit suits commercial sites, industrial parks, and infrastructure projects. It provides a safe, reliable power supply point.

The primary voltage rating is 12,000 volts. The secondary voltage is 400 volts. This transformer uses natural air cooling. It contains no flammable oil. This design enhances safety. It reduces environmental risks. Maintenance needs are lower too. The core and windings use high-grade materials. These materials ensure stable performance. They also provide long service life.

Rated currents cover 800A to 3000A on the low voltage side. The high voltage side current is 5A. This range serves diverse load demands. The standard impedance falls between 4% and 6%. This value balances fault current limitation and voltage regulation. Off-circuit taps are standard. Taps allow ±2.5% or ±5% voltage adjustment. This compensates for supply variations.

Construction focuses on durability. The enclosure is robust steel. It protects against weather and physical damage. The design meets IP23 protection. This guards against solid objects and water spray. Terminations are accessible within the pad-mounted cabinet. Connections are straightforward. The unit includes essential safety features. These features include over-temperature protection and alarms. The transformer meets efficiency class IE2 as standard. Higher efficiency options are possible. Noise levels are kept low. This is important for populated areas. The unit arrives ready for installation. Mount it directly onto a concrete pad. Grounding points are clearly marked.

Applications of 12kv 800-3000A/5 Electrical Dry Transformer Pad Mounted Transformer Various Transformer s

These 12kV pad-mounted transformers handle 800 to 3000 amps. They are vital for many power needs. Their 5% impedance rating manages power flow effectively. You see them everywhere power is distributed locally.

Commercial buildings rely on them heavily. Shopping centers, office complexes, and apartment blocks need safe, reliable power close to the load. The pad-mounted design sits directly on a concrete slab outside. This saves valuable indoor space. The metal enclosure protects against weather and unauthorized access. This is crucial in public areas. Noise levels are low. This matters near buildings where people live and work.

Industrial sites use these transformers too. Factories, warehouses, and processing plants need robust power distribution. The transformer steps down the voltage from the utility line. It feeds power directly to machinery and lighting systems. The sturdy enclosure handles tough industrial environments. It protects against dust, moisture, and accidental bumps. Maintenance access is straightforward. This keeps downtime low for plant managers.

Utility companies deploy them widely. They form the backbone of neighborhood power networks. You find them in subdivisions, along streets, and feeding small substations. Their job is to deliver power reliably to homes and small businesses. The pad-mounted style is compact. It fits easily in tight spaces like easements or small lots. Reliability is paramount here. These units are built for long service life with minimal fuss. Utilities appreciate their proven performance and safety features. They power communities efficiently every single day.

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 12kv 800-3000A/5 Electrical Dry Transformer Pad Mounted Transformer Various Transformer s, 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 12kv 800-3000A/5 Electrical Dry Transformer Pad Mounted Transformer Various Transformer s

Customers often ask about our 12kV dry-type pad-mounted transformers. Here are five common questions and clear answers.

What exactly is this transformer? It’s a high-voltage electrical device. It steps down 12,000 volts to safer levels for buildings or equipment. It uses air, not oil, for cooling and insulation. The unit is built inside a sturdy, lockable metal cabinet sitting on a concrete pad outdoors. It handles currents from 800 Amps up to 3000 Amps. Its impedance is 5%.

Where is this transformer typically used? You see these units in many places. They power shopping centers, office parks, factories, and apartment complexes. They work well where safety is critical. They fit spots where oil leaks are a big worry. They are good for indoor or outdoor installations needing a compact footprint.

Why choose a dry-type over oil-filled? Safety is the main reason. No flammable oil means much less fire risk. This is vital inside buildings or near people. Maintenance is simpler too. You don’t need oil checks or containment systems. They are also more environmentally friendly. There’s no risk of soil or water contamination.

What does installing one require? You need a solid, level concrete pad. The pad must handle the transformer’s weight and size. Proper clearances around the cabinet are essential for airflow and safety access. Electrical connections need correct cable terminations. Local electrical codes must be followed exactly. Our manuals provide specific details.

Can the transformer be customized? Yes, we offer various options. You can choose different high-voltage and low-voltage connection types. Different cabinet finishes protect against weather or corrosion. Special accessories like pressure relief vents or temperature monitors are available. We can adjust designs to meet specific project needs. Tell us your requirements.