What is a single phase voltage regulator?

Table of Contents

1. Introduction to single phase voltage regulators
2. Working Principle of Single Phase Voltage Regulators
3. Types of Single Phase Voltage Regulators
4. Technical Specifications and Parameters
5. Applications of Single Phase Voltage Regulators
6. Kelida Company Solutions
7. References

Introduction to Single Phase Voltage Regulators

Single phase voltage regulators are devices designed to automatically maintain a constant voltage level in a single phase electrical circuit. They are widely used in both residential and industrial applications to protect electrical equipment from voltage fluctuations, ensuring their safe and efficient operation.

Working Principle of Single Phase Voltage Regulators

A single phase voltage regulator operates by adjusting the voltage level to a pre-set value, compensating for both voltage drops and surges. It employs components such as transformers, switching transistors, and capacitors to achieve voltage stabilization. The regulator continuously monitors the output voltage and compares it with a reference voltage to make necessary adjustments.

Types of Single Phase Voltage Regulators

Key types of single phase voltage regulators include:

• Electromechanical Regulators: Use electromagnetic principles to regulate voltage. They are robust but slower in response.
• Electronic Regulators: Utilize semiconductor devices to quickly adjust voltage levels, offering precise regulation.
• Ferroresonant Regulators: Exploit magnetic saturation to stabilize voltage, known for resilience to overloads.

Technical Specifications and Parameters

Important specifications for single phase voltage regulators include:

• Input Voltage Range: Typically 180V to 260V AC.
• Output Voltage: Maintained at 220V +/- 5% for most models.
• Frequency: Operates at 50/60 Hz.
• Load Capacity: Varies from 1 kVA to 50 kVA or higher depending on application requirements.
• Efficiency: Ranges from 90% to 98%, minimizing energy loss.
• Response Time: Typically less than 1 second for electronic models.

Applications of Single Phase Voltage Regulators

These regulators are used in various applications, including:

• Residential Homes: Protect home appliances like televisions, refrigerators, and air conditioners from voltage fluctuations.
• Industrial Equipment: Ensure stable voltage supply to machinery and tools to avoid operational disruptions.
• Telecommunications: Maintain reliable power supply for communication equipment.

Kelida Company Solutions

Kelida offers a range of single phase voltage regulators designed to meet diverse requirements. Their solutions are known for high performance and reliability, featuring advanced electronic regulation for precise voltage control. Kelida models support a wide input range and provide consistent output with minimal energy loss, optimized for both small-scale and industrial applications.

Key Features of Kelida Voltage Regulators:

• Wide input voltage range for varying electric supply conditions.
• High efficiency ratings to improve energy savings.
• Compact design for easy installation in limited spaces.

References

This article is compiled from various technical manuals, product datasheets, and industry standards that define and specify the workings of single phase voltage regulators. Further insights were drawn from the Kelida company product catalog, which provides detailed specifications and application notes for their solutions.