Frequently Asked Questions

A voltage regulator is an electronic circuit device used to control the output voltage of equipment that supplies electrical power. By holding the output voltage at a set value, it ensures that devices operate properly and safely. It can also protect devices in the event of overvoltage and prevent energy waste. Voltage regulators are used in many different applications, from household appliances to industrial equipment.

Voltage regulators are frequently used in converters that change AC voltage into DC voltage, in power supplies, in UPS systems and in vehicles. When fluctuations or interruptions occur in the output voltage, regulators detect these changes and are able to stabilize the output voltage quickly and accurately. As a result, devices operate more safely and efficiently. Voltage regulators are produced in analog or digital form and are available in different sizes, shapes and power capacities. Their design, which is unaffected by external factors such as temperature, humidity and wind, also provides protection for the devices.

A voltage regulator is a control device used to hold current or voltage at a specific value. It stabilizes the output voltage derived from an input voltage and ensures that devices operate properly. It also prevents power losses in devices and improves power quality. Voltage regulators are also designed to be used with either AC or DC power sources. For example, voltage regulators are available for household electrical appliances, industrial machinery and vehicles. Using a voltage regulator ensures that devices operate efficiently and safely while also preventing energy waste.

A voltage regulator is used to keep the voltage in electronic circuits constant or under control. Electronic devices need a stable voltage to work correctly. For example, many electronic devices must operate within a specific voltage range. In addition, running devices at the wrong voltage or exposing them to fluctuations can adversely affect their performance or even damage them.

Voltage regulators are necessary for electronic devices to work correctly. These devices are designed to operate within a certain voltage range, and voltage regulators keep this voltage constant so that the devices operate as intended. Voltage regulators also have a range of protective features that safeguard devices in hazardous situations such as overvoltage, overheating or short circuits.

In short, voltage regulators are essential for the correct operation and long life of electronic devices. They provide a stable voltage and protect the safety and performance of your equipment.

Voltage regulators are used in many different applications, which may include:

• Household electrical appliances: for refrigerators, televisions, computers and other electronic devices.
• Industrial machinery: for motors, pumps, furnaces and other industrial equipment.
• Cars and commercial vehicles: for alternators, chargers and other vehicle electronics.
• Solar panel systems: to stabilize panel output in solar power systems.
• Power supplies: for UPS systems and petrol or diesel generators.
• Medical devices: to stabilize the power supply of hospital and medical equipment.
• Telecommunication systems: for transmitters, receivers and other telecom equipment.

The applications of voltage regulators are virtually unlimited, and they are being used in more and more devices and applications every day. These regulators ensure that electronic devices operate efficiently and safely while also preventing energy losses. In particular, voltage regulators are used to solve problems such as fluctuations in the power supply, constantly changing power factors and external influences. They can also be used to stabilize power supplies in vehicles and improve safety. Voltage regulators are available in various sizes, shapes and power capacities and can be customized to the requirements of the equipment. For this reason, voltage regulators guarantee the safe and efficient operation of electronic devices and make life easier.

The fundamental difference between a single-phase voltage regulator and a three-phase voltage regulator is the number of input phases.

• Single-Phase Voltage Regulators: Single-phase voltage regulators are fed from a single-phase AC power supply. They are typically used for household electronic devices and are designed for use in homes or small offices. Single-phase voltage regulators usually operate at lower voltages such as 220V or 230V and are generally used in the 1–50 kVA power range.
• Three-Phase Voltage Regulators: Three-phase voltage regulators are fed from a three-phase AC power supply. They are designed for larger electrical equipment and industrial applications. Three-phase voltage regulators generally operate at higher power ratings and are used at ratings above 10 kVA. They usually operate at higher voltages such as 380V or 400V.

For this reason, single-phase voltage regulators are ideal for household electronic devices, while three-phase voltage regulators are required for larger equipment and industrial applications. Three-phase voltage regulators also operate at higher power ratings and higher voltages.

Determining the power rating of a voltage regulator may vary depending on its intended use, the power requirement and the regulator's specifications. In general, however, sizing a voltage regulator may involve the following steps:

• Review the technical specifications of the required voltage regulator and determine its maximum power consumption.
• Determine the input voltage and output voltage of the voltage regulator. The output voltage is specified so that it remains constant at the values for which the regulator was designed.
• Determine the maximum output current of the voltage regulator and include this current in the calculation.
• After calculating the power consumption of the voltage regulator, check whether the power source to be used is suitable for the regulator's maximum power consumption.
• Calculating the power consumption of the voltage regulator accurately is important to ensure that the regulator works properly and to minimize the risk of damage from using an unsuitable power source.

Alternatively, you can contact us for the most reliable power assessment. For a quick estimate, you can also use our kVA calculator.

When used correctly, voltage regulators have many positive features. Some of them are:

• Equipment protection: Voltage regulators protect your devices against overvoltage, overcurrent, overheating and short circuits. In this way, voltage regulators keep your devices safe and reduce the risk of damage.
• Voltage stabilization: Voltage regulators provide a stable output voltage despite fluctuating input voltages. This ensures that your devices operate correctly and also extends their service life.
• Efficiency: Voltage regulators improve energy efficiency and regulate power consumption, which helps you save energy.
• Ease of use: Voltage regulators are generally easy to use and usually work on a plug-and-play basis. This means you can easily use them to protect your devices.
• Cost-effectiveness: Voltage regulators are an affordable way to protect your devices and can help you save money in the long run.
• High durability: Voltage regulators are generally robust and long-lasting. This means they will protect your devices safely for a long time.

All these features make voltage regulators a safe choice and an ideal solution for protecting your devices.

A voltage regulator can be used, and may be necessary, in a variety of situations. Here are some situations in which a voltage regulator should be used:

• Fluctuating power sources: Voltage regulators can be used when the power supply is fluctuating or variable. For example, since the power supply is often fluctuating or variable, voltage regulators can be used in homes or workplaces.
• Sensitive electronic devices: Sensitive electronic devices can be damaged by voltage fluctuations or high voltage. For this reason, voltage regulators are recommended for such devices, for example computers, printers, medical devices, industrial automation systems and so on.
• High-performance equipment: High-performance equipment requires a stable voltage source. Such equipment can be used together with voltage regulators, for example sound systems, amplifiers, industrial robots and so on.
• Abnormal conditions in the power supply: Abnormal conditions in the power supply can damage devices. Voltage regulators can be used in such cases, providing protection against overvoltage, overcurrent, overheating, short circuits and similar conditions.
• Power outages: Power outages can damage devices. Voltage regulators can keep devices safe by preventing them from being affected by voltage fluctuations during power outages.

In the situations described above, voltage regulators may be required for the safety and performance of your devices. In every case, however, it is important to choose the right voltage regulator and to have it installed correctly.

In a servo-controlled voltage regulator, a microprocessor continuously measures the mains voltage. When the voltage deviates from the set value, the servo motor moves the carbon brush on the variac (autotransformer) to generate the required correction voltage. This voltage is added to or subtracted from the mains in series via the booster transformer. Artı regulators have a regulation speed of 80 V/s, an accuracy of ±2% and an efficiency of 98%.

A voltage regulator stabilizes the voltage as long as mains power is present; it does not supply power when the electricity goes out completely. An uninterruptible power supply (UPS), on the other hand, continues to power the load during an outage thanks to its internal batteries, and online models also keep the output voltage stable. A regulator is recommended where voltage fluctuations are frequent and outages are rare; a UPS, or a combination of both, is recommended where loss of data or processes is unacceptable.

A 3.5–5 kVA single-phase voltage regulator is generally sufficient for an apartment, and 7.5–15 kVA for detached houses or villas with air conditioning and heat pumps. The exact value depends on the total power of the appliances running at the same time. You can make a quick estimate in a few seconds with our kVA calculator.

Artı voltage regulators are delivered with a 2-year Artı Quality device warranty. In addition, we guarantee spare parts availability for 15 years for all our models.

Yes. From our headquarters in Nilüfer, we provide on-site surveys, installation and commissioning in all districts of Bursa. We ship products to customers throughout Türkiye and provide remote technical support through our consultants.

The voltage regulator itself operates at 98% efficiency. When devices run at the correct voltage, motors and compressors do not draw unnecessary current, and faults and efficiency losses are reduced. As a result, improvements in energy consumption and maintenance costs can be seen, especially at sites experiencing low-voltage problems; the savings depend on the site's mains conditions.