Overview of Low Voltage Transformers

Control Transformer NDK-50VA BK 100VA 150VA Low Voltage Transformer 380V to 220V is critical power equipment that uses the axiom of electromagnetic induction to convert AC voltage, including voltage, current, impedance conversion, isolation, and stability functions. It usually consists of three parts: primary coil, secondary coil, and iron core (or magnetic core). Low-voltage transformers are widely used in power systems for voltage regulation, impedance matching, and safety isolation. It is also commonly used in various electronic devices and circuits, such as audio devices, TV receivers, computer power supplies, etc., to achieve functions such as voltage, current, and impedance conversion. In addition, low-voltage transformers also play an essential role in safety, preventing excessive recent or circuit failures from posing a threat to equipment or personal safety and protecting equipment from harmful effects such as sudden power changes and surge currnts.

Features of Low Voltage Transformers

Small size, low power, easy installation, suitable for low-power equipment and short distance power transmission.

Not using oil as an insulation medium is more environmentally friendly.

Has excellent moisture and corrosion resistance, suitable for harsh working environments.

Strong isolation, with high safety and reliability.

No need for oil inspection, filling, and replacement, reducing maintenance costs and workload.

Low magnetization current, low noise, low temperature rise, stable performance and high efficiency.

Specification of Control Transformer NDK-50VA BK 100VA 150VA Low Voltage Transformer 380V to 220V

This NDK series control transformer steps down higher voltages to safer levels. It handles input at 380 volts. Output delivers 220 volts. Multiple power ratings exist. Choose 50VA, 100VA, or 150VA models based on your load needs. These transformers power control circuits, relays, and solenoids reliably. They provide essential electrical isolation too.

Safety is built-in. The design meets UL standards. This ensures reliable operation and protection. The transformer core uses quality silicon steel. This minimizes energy losses and keeps things running cool. Windings are made from copper or aluminum. Both materials ensure good performance. The transformer mounts easily. It fits standard electrical enclosures without hassle.

Thermal protection is included. This prevents overheating damage. It guards against overloads and short circuits. The transformer separates primary and secondary power sources completely. This galvanic isolation protects sensitive equipment downstream. Consistent voltage regulation is key. It maintains a stable 220V output even if the input voltage fluctuates slightly.

These units are tough. They resist vibration and electrical noise common in industrial settings. Maintenance needs are low. Just ensure proper ventilation around the unit. Installation is straightforward. Follow standard electrical practices. Connect the input wires to the 380V terminals. Connect your load to the 220V output terminals. Double-check all connections are tight and secure.

Applications of Control Transformer NDK-50VA BK 100VA 150VA Low Voltage Transformer 380V to 220V

The Control Transformer NDK series steps down higher voltage electricity to a safer, usable level. Models like the 50VA, 100VA, and 150VA reliably convert 380V input to 220V output. This function is essential in many places needing lower voltage power.

You find these transformers inside control panels. They power the brains of machines: relays, timers, contactors, PLCs, and indicator lights. These components need stable 220V to function correctly. The transformer ensures they get clean power separate from the main motor circuits.

Factories use NDK transformers extensively. They operate machinery control systems safely. They power auxiliary equipment near high-voltage lines. This keeps workers safe and equipment running smoothly. Machines need consistent low voltage for sensitive electronics.

Lighting systems often use these transformers. They step down power for fluorescent lights, LED fixtures, or halogen lamps designed for 220V. This is common in commercial buildings and industrial settings with 380V mains power.

HVAC systems benefit too. The transformers power thermostats, damper controls, and safety circuits needing 220V. They isolate the control section from the higher voltage compressor motors. This protects delicate control devices.

Other applications exist. They run small motors rated for 220V. They power specific tools or testing equipment. They provide safe voltage for outlets in control rooms. They energize solenoid valves in pneumatic or hydraulic systems.

The NDK-50VA, 100VA, and 150VA models offer different power capacities. Choose the size matching your equipment’s total load. These transformers are built tough. They handle demanding industrial environments. They provide dependable voltage conversion day after 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 Control Transformer NDK-50VA BK 100VA 150VA Low Voltage Transformer 380V to 220V, 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 Control Transformer NDK-50VA BK 100VA 150VA Low Voltage Transformer 380V to 220V

This transformer steps high voltage down. It takes 380V input. It gives 220V output. It protects control circuits. It keeps sensitive equipment safe.

What does this transformer do?
It reduces voltage. It changes 380 volts to 220 volts. This powers control panels. It powers relays. It powers timers. Low voltage is safer here.

Where is it typically used?
Factories use it. Machines use it. It works inside control cabinets. It powers devices needing 220V. It powers devices needing lower voltage. It isolates control circuits.

How do I install it?
Connect the input wires. Connect them to your 380V source. Connect the output wires. Connect them to your 220V load. Secure it properly. Ensure good ventilation. Follow the wiring diagram. The diagram is on the unit.

What are its key features?
It has a metal enclosure. This enclosure is black. It handles different power levels. Choose 50VA, 100VA, or 150VA. VA rating means power capacity. It has screw terminals. Terminals make wiring easy. It runs cool. It runs quiet.

Is it safe?
Yes. It provides electrical isolation. This protects your control circuits. It prevents voltage spikes. It prevents surges. It meets safety standards. Always disconnect power first. Always disconnect power before working on it.