250kVA 500kVA 750kVA 1000kVA 1250kVA 1500kVA 2000kVA 2500kVA 2750kVA 3000kVA 3750kVA 3 Three Phase Pad Mounted Transformer

Overview of 250kVA 500kVA 750kVA 1000kVA 1250kVA 1500kVA 2000kVA 2500kVA 2750kVA 3000kVA 3750kVA 3 Three Phase Pad Mounted Transformer

250kVA 500kVA 750kVA 1000kVA 1250kVA 1500kVA 2000kVA 2500kVA 2750kVA 3000kVA 3750kVA 3 Three Phase Pad Mounted Transformer 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 250kVA 500kVA 750kVA 1000kVA 1250kVA 1500kVA 2000kVA 2500kVA 2750kVA 3000kVA 3750kVA 3 Three Phase Pad Mounted Transformer

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 250kVA 500kVA 750kVA 1000kVA 1250kVA 1500kVA 2000kVA 2500kVA 2750kVA 3000kVA 3750kVA 3 Three Phase Pad Mounted Transformer

These transformers take care of power needs from 250kVA up to 3750kVA. They are three-phase devices. They are pad-mounted for ground-level setup. This setup prevails in industrial and enterprise zones. The main voltage is usually 34.5 kV. The secondary voltage is normally 480Y/277V. Other voltages are possible. Examine the specific version details.

Building is durable. The tank is welded steel. It holds the core and coil setting up securely. The storage tank is full of insulating oil. This oil cools the transformer. It additionally gives electric insulation. The tank is sealed. This prevents moisture and air from getting inside. The transformer utilizes mineral oil. This is standard. Silicone or ester fluids are choices occasionally. Inquire about options.

These transformers have bushings. The bushings connect the high-voltage and low-voltage cable televisions. The HV bushings are typically 600A loadbreak. This permits safer changing under tons. The LV bushings are typically 600A or 800A. They are non-loadbreak. Access panels are given. These panels safeguard the inner parts. They likewise enable upkeep access. Stress alleviation devices are included. They air vent internal pressure securely if needed.

The devices are made for outside usage. They hold up against severe weather. Rainfall, snow, wind, and sunlight exposure are anticipated. Temperature varieties are large. They operate in really chilly and very hot environments. The unit is corrosion-resistant. It protects the internal components long-lasting. The transformer places on a concrete pad. This pad is prepared by the consumer. The transformer is also ideal for pole placing sometimes. Verify the installing requirements. The units satisfy market requirements. These standards cover safety and security and efficiency.

Applications of 250kVA 500kVA 750kVA 1000kVA 1250kVA 1500kVA 2000kVA 2500kVA 2750kVA 3000kVA 3750kVA 3 Three Phase Pad Mounted Transformer

These 3-phase pad-mounted transformers bring power where you need it underground. They tip down high voltage for safe regional use. Units from 250kVA to 750kVA fit well in areas. They power groups of houses or studio apartment buildings. They fit on small pads in backyards or easements. Their small size benefits difficult situations.

Bigger systems from 1000kVA to 1500kVA handle larger tons. They supply power for shopping centers or tool office buildings. Institutions and healthcare facilities typically use this dimension. They handle the need from lots of people and machines. They are trustworthy for important services.

The 2000kVA to 2500kVA transformers are workhorses. They offer huge business complexes or commercial parks. Manufacturing facilities with hefty equipment need this capability. Data facilities utilize them for vital back-up power. They provide steady power for sensitive procedures.

The largest systems, 2750kVA to 3750kVA, deal with severe commercial need. Big factory count on them. They power large motors and assembly line. Significant centers like airports could use them. Mining operations require this robust power level. They support really high, constant tons.

All these transformers are built hard. They live outdoors in all climate. Their steel enclosures safeguard the interior components. Safety and security is crucial because individuals are near them. They are locked to stop tampering. Their layout minimizes loud noise. This is essential in parks or near homes. They connect directly to below ground cable televisions. This maintains streets clear of poles and cords. Maintenance crews access them quickly from ground degree. They are a typical view where power flows underground. They develop the link between the grid and your lights. They keep businesses running and homes lit.

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 250kVA 500kVA 750kVA 1000kVA 1250kVA 1500kVA 2000kVA 2500kVA 2750kVA 3000kVA 3750kVA 3 Three Phase Pad Mounted 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 250kVA 500kVA 750kVA 1000kVA 1250kVA 1500kVA 2000kVA 2500kVA 2750kVA 3000kVA 3750kVA 3 Three Phase Pad Mounted Transformer

What sizes do these transformers come in?
We offer 3-phase pad-mounted transformers from 250kVA up to 3750kVA. Common sizes include 250kVA, 500kVA, 750kVA, 1000kVA, 1250kVA, 1500kVA, 2000kVA, 2500kVA, 2750kVA, 3000kVA, and 3750kVA. You pick the size matching your specific power needs.

Where are these transformers typically installed?
These units are built for outdoor ground-level placement. You see them often in commercial areas, housing developments, and industrial parks. They connect overhead power lines to underground cables feeding buildings. Their locked steel enclosure keeps them safe and secure.

How do I choose the right kVA size?
Determine the total electrical load your project requires. Consider everything needing power. Factor in future growth too. An undersized unit overloads. An oversized unit wastes money. Consult your electrical plans or an engineer. They calculate the exact load for you.

What maintenance do they need?
Pad-mounted transformers are low-maintenance. Their sealed tank protects the internal parts. You need periodic visual checks. Look for leaks, damage, or vandalism. Check the oil level gauge. Keep the vents clear. Professional testing every few years is smart. This ensures long life and reliability.

Are they safe?
Yes, safety is a key design focus. The sturdy steel cabinet locks securely. It prevents unauthorized access. The design meets strict safety standards. This protects people and animals nearby. Proper grounding during installation is critical. Always follow local electrical codes.