ONAN Factory 12470V 75KVA Three Phase Pad Mounted Transformer 300KVA 500KVA 50Hz Flyback Topology

Overview of ONAN Factory 12470V 75KVA Three Phase Pad Mounted Transformer 300KVA 500KVA 50Hz Flyback Topology

ONAN Factory 12470V 75KVA Three Phase Pad Mounted Transformer 300KVA 500KVA 50Hz Flyback Topology 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 ONAN Factory 12470V 75KVA Three Phase Pad Mounted Transformer 300KVA 500KVA 50Hz Flyback Topology

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 ONAN Factory 12470V 75KVA Three Phase Pad Mounted Transformer 300KVA 500KVA 50Hz Flyback Topology

ONAN Manufacturing facility produces sturdy pad installed transformers for tough electrical work. These devices take care of high voltage input at 12470 volts. The fundamental design delivers 75KVA power. Bigger versions provide 300KVA or 500KVA capability. All designs make use of three-phase power. This design fits commercial sites and utility networks requiring reputable circulation. The transformers run at a standard 50Hz frequency. This matches usual power grid demands worldwide.

The flyback topology is a crucial feature. This system handles voltage spikes and switching surges successfully. It protects linked tools from electric damages. The core and windings use high-grade materials. These products make sure low energy loss throughout operation. They additionally sustain secure performance under hefty loads. The transformers feature efficient ONAN cooling. This indicates oil flows naturally around the core and coils. Air streams over the external radiator fins. This cooling approach functions without loud followers or pumps. It maintains the system peaceful and low-maintenance.

The pad-mounted enclosure is tough steel. It protects the interior parts from weather condition and effect. The style consists of safe locking doors. These doors restrict unauthorized access. Terminals are clearly significant and quickly obtainable for electrical wiring. Links are made inside the weatherproof compartment. This configuration simplifies setup on a concrete pad outdoors. The transformers meet rigorous market standards for security and performance. They are built for lengthy life span sought after conditions. These systems offer reputable step-down voltage transformation. They are essential for powering facilities requiring substantial three-phase power.

Applications of ONAN Factory 12470V 75KVA Three Phase Pad Mounted Transformer 300KVA 500KVA 50Hz Flyback Topology

ONAN Factory makes strong pad installed transformers. These devices deal with 12470 volts. They are three stage transformers. Usual sizes include 75KVA, 300KVA, and 500KVA. They operate at 50Hz frequency. This fits numerous power systems internationally. The core layout uses flyback geography. This special technique manages voltage shifts well. It manages unexpected modifications securely. This is good for unsteady source of power. The transformer needs less additional parts. This saves room inside the housing. It also reduces possible failing factors.

These transformers utilize ONAN cooling. That suggests oil surrounds the core and windings. Air normally cools the exterior tank. No noisy fans or pumps are needed. This makes them silent. They are trustworthy for constant task. They sit directly on a concrete pad outdoors. This conserves constructing a costly tools area. They are common near buildings. You see them in industrial areas. Manufacturing facilities use them as well. Industrial sites depend on their constant power.

Applications are widespread. They power shopping centers and office complex. They sustain health centers and schools. Factory need them for hefty machinery. Building and construction websites use them for momentary power. They feed data facilities requiring tidy electricity. The flyback style aids with voltage law. This is very important for delicate electronics. The challenging steel unit protects whatever inside. It keeps individuals safe around the system. It stands up to weather condition and small impacts. Locking doors avoid unapproved gain access to. This is vital for public security. Maintenance is straightforward. Technicians can examine oil degrees easily. They can check connections without trouble. These transformers deliver power accurately day after day. They handle the demands of contemporary electric lots. Services trust them for vital operations.

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 ONAN Factory 12470V 75KVA Three Phase Pad Mounted Transformer 300KVA 500KVA 50Hz Flyback Topology, 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 ONAN Factory 12470V 75KVA Three Phase Pad Mounted Transformer 300KVA 500KVA 50Hz Flyback Topology

What does this transformer do?
It steps down high voltage electricity. The input is 12470 volts. The output is lower voltage for local use. This happens efficiently and safely.

What are the main features?
It handles three-phase power. Common sizes are 75KVA, 300KVA, and 500KVA. It uses a flyback topology design. This design helps manage power conversion well at 50Hz frequency. The transformer is built inside a protective pad-mounted enclosure. This protects it outdoors.

Why use flyback topology?
This method is efficient for the power levels. It manages energy transfer smoothly. It helps prevent voltage spikes. This makes the transformer reliable. It works well for the 50Hz grid frequency.

How is it installed?
It sits on a concrete pad outside. Workers connect the high-voltage lines. They connect the lower voltage output lines. The enclosure protects the internal parts. Proper grounding is crucial for safety. Follow local electrical codes exactly.

Is it safe?
Yes, safety is a priority. The sturdy metal enclosure protects people. It keeps animals and weather out. The design includes safety disconnects. These let workers isolate power safely for maintenance. Always use qualified electricians.