400v 260v 690v 110v 220v 100kva 75kva 3 Phase Dry Type Transformer

Overview of 400v 260v 690v 110v 220v 100kva 75kva 3 Phase Dry Type 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 400v 260v 690v 110v 220v 100kva 75kva 3 Phase Dry Type 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 400v 260v 690v 110v 220v 100kva 75kva 3 Phase Dry Type Transformer

This transformer deals with different voltage demands. It works with 400 volts, 260 volts, 690 volts, 110 volts, and 220 volts. You find it in 2 main power sizes: 75kVA and 100kVA. This is a three-phase completely dry kind transformer. It utilizes air for cooling. No oil is within. This makes it much safer and easier. It benefits places where fire threat issues, like buildings or factories.

The coils are secured in epoxy material. This material secures them from wetness and dirt. It additionally quits electric shorts. The insulation is strong. It normally satisfies Course F or Class H standards. This indicates it takes care of high temperatures well. Temperatures can go up to 155 ° C(Class F) or 180 ° C (Class H). The transformer cools down naturally with air. Occasionally followers assist for additional air conditioning. This relies on the lots and area.

The core makes use of special electrical steel sheets. This reduces power loss. It makes the transformer effective. Efficiency degrees meet typical requirements like DOE 2016 or IEC 60076. The transformer structure is tough steel. It secures the interior components. You can place it on the floor or wall. It fits various rooms. Terminals are simple to gain access to. They connect your electrical wiring securely. Grounding points are clearly marked.

Security functions are integrated. It has protection versus getting too hot. Temperature level sensing units keep track of the windings. They can cause alarm systems or close it down. This avoids damages. The transformer follows global security policies. Criteria like IEC 61558 or UL 5085 apply. It generates reduced sound. This is very important for interior usage near people. Electromagnetic interference is minimized.

The layout is portable. It conserves room compared to older designs. Installation is simple. Maintenance is minimal. Simply keep it clean and check links. It functions reliably in different settings. Temperature ranges are generally -15 ° C to +40 ° C for procedure. Moisture levels up to 95% are fine. It resists vibration and shocks well. Evaluating is comprehensive before it leaves the factory. This consists of voltage tests, resistance checks, and temperature surge examinations. Performance data is verified.

Applications of 400v 260v 690v 110v 220v 100kva 75kva 3 Phase Dry Type Transformer

These 3-phase dry-type transformers take care of typical voltages like 110V, 220V, 260V, 400V, and 690V. Power scores include 75kVA and 100kVA. They are crucial for lots of settings needing risk-free, trusted power conversion. Manufacturing facilities use them thoroughly. They tip down voltage for machine tools, assembly lines, and control panels. The 400V or 690V input prevails. The result could be 220V or 110V for certain equipment. This guarantees machinery obtains the correct voltage.

Commercial structures need them too. They power lights systems, heating and cooling devices, and lifts. Transformers like the 75kVA or 100kVA versions take care of the building’s interior power distribution. They adapt voltage levels successfully. Safety and security is a major advantage. Dry-type transformers make use of air, not oil, for air conditioning. This removes fire threats and oil leaks. They are excellent for indoor installations near individuals or delicate locations.

Renewable resource jobs depend on these transformers. Solar ranches and wind turbines produce power. This power often requires conversion prior to feeding into the grid. A 690V input transformer is regular right here. It tips up or actions down the voltage as needed. The transformer integrates sustainable resources smoothly.

Factory value their resilience. They stand up to harsh conditions like dust, moisture, and heats. Reduced maintenance is another essential benefit. There is no oil to check or change. This lowers downtime and operating costs. The transformers provide steady voltage law. This secures delicate electronic equipment from damages. They make certain constant power high quality for essential procedures. Data centers and medical facilities appreciate this reliability. Power fluctuations can cause serious issues. These transformers aid avoid that.

Building sites utilize them for momentary power. They adapt voltage for devices and site lights. The dry-type layout is safer for these vibrant atmospheres. Mining operations also profit. They power heavy equipment underground. The robust building and construction manages hard mining conditions. These transformers use a useful service for varied voltage needs. They provide power safely and successfully throughout numerous sectors.

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 400v 260v 690v 110v 220v 100kva 75kva 3 Phase Dry Type 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 400v 260v 690v 110v 220v 100kva 75kva 3 Phase Dry Type Transformer

Dry Type Transformers: Common Questions Answered

People ask about our 3 phase dry type transformers often. We hear similar questions about the 400v, 260v, 690v, 110v, 220v models. Sizes like 100kva and 75kva are popular. Here are answers to frequent questions.

Why choose a dry type transformer?
Dry type transformers use air for cooling. They don’t need messy oil. This makes them safer indoors. They suit places like factories, hospitals, and office buildings. Fire risk is lower. Maintenance is easier.

Where are these transformers typically used?
They work well inside buildings. Common spots include machine rooms, production floors, and commercial basements. They power equipment needing different voltages. They handle motors, lighting systems, and other machinery. They are good for local voltage changes.

What’s the difference between the voltage ratings?
The voltage rating (like 400v or 220v) shows the input/output levels needed. You pick the voltage matching your power supply and your equipment. A 400v input transformer steps down to 230v. A 690v transformer handles higher industrial voltages. Select the voltage your specific machines require.

How do I choose between 75kva and 100kva?
The kva number (75kva or 100kva) tells you the transformer’s power capacity. It shows how much electrical load it can support. Check the total power (kVA) needed by all your connected equipment. Pick a transformer size larger than your peak load. A 100kva unit handles more power than a 75kva unit. Know your total equipment demand first.

Do dry type transformers need special installation?
Yes, space and air matter. They need good airflow around them for cooling. Install them in a clean, dry, ventilated room. Leave space around the unit as the manual says. Dust buildup can cause overheating. Keep the area clear. Follow the manufacturer’s clearances exactly.