General Description

The STAVOL AVR 3000VA STB-3000VA is a reliable automatic voltage regulator designed to protect electrical and electronic equipment from unstable power supply conditions. Equipped with a servo motor system and a built-in by-pass function, it ensures accurate voltage regulation, smooth operation, and continuous power availability during maintenance or emergencies. This unit is ideal for residential, commercial, and light industrial applications requiring consistent voltage output.

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Full Product Features

• Capacity: 3000VA
• Servo Motor Technology for precise and stable voltage regulation
• Input Voltage Range: 145V – 250V
• Output Voltage: Selectable 110V / 220V
• Built-In By-Pass Function for direct power supply and easy servicing
• Time Relay Protection:
• Long Delay: 3 – 5 minutes
• Short Delay: 3 – 5 seconds
• Over-voltage and under-voltage protection
• Durable internal components for long-term performance
• Compact and sturdy enclosure for safe installation
• Designed for continuous operation

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Applications

• Home appliances such as refrigerators, air conditioners, and televisions
• Office equipment including computers, printers, and copiers
• Small commercial establishments
• Audio-visual and communication equipment
• Light industrial and workshop tools

The STAVOL AVR 3000VA with By-Pass is a dependable power protection solution that delivers stable voltage, extends equipment life, and ensures uninterrupted operation even during power fluctuations.