Description

General Description

The STAVOL AVR 45,000VA with By-Pass (STB-45,000VA) is a high-capacity automatic voltage regulator engineered for heavy-duty and critical power applications. Designed to deliver stable and precise output voltage, it protects sensitive and high-load equipment from voltage fluctuations, surges, and drops. Built with pure copper windings, a magnetic contactor, and a robust enclosure, this AVR ensures reliable, continuous operation in demanding commercial and industrial environments. The integrated by-pass function allows uninterrupted power supply during maintenance or emergency situations.

Full Product Features

• High-capacity 45,000VA automatic voltage regulator

• Input Voltage Range: 150V – 250VAC

• Output Voltage: 220VAC

• Voltage Stabilization Accuracy: 220V ±3%

• Over-Voltage Protection: 246V ±4V

• Under-Voltage Indication: 184V ±4V

• Load Power Factor: 0.8

• Heavy-duty 100A MCCB circuit breaker

• Pure copper winding for higher efficiency and durability

• Built-in by-pass switch for maintenance and continuous operation

• Magnetic contactor for enhanced safety and stable switching

• Fast adjusting time: 1.5 seconds (for 10% input voltage change)

• Time Delay Protection:

  • Long Delay: 5 ± 2 minutes

  • Short Delay: 5 ± 2 seconds

• Insulation Resistance: 5 MΩ

• Strong industrial-grade metal enclosure

• Dimensions: 66 × 55 × 112 cm

• Weight: 149 kg

Applications

• Industrial machinery and manufacturing equipment

• Large commercial buildings and offices

• Hospitals, laboratories, and medical facilities

• Data centers and server rooms

• Hotels, malls, and high-load establishments

• Power-sensitive systems requiring stable and continuous voltage

Additional information

Brand

STAVOL