TECHNICAL SPECIFICATIONS
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Input Voltage: 160V – 430V (90V ~ 250V)
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Output Voltage: 380V/200V ± 2–3%
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Power Capacity: 30kVA
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Frequency: 49 – 62Hz
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Response Time: 0.4 – 1 second
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Operating Ambient Temperature: -5°C to +40°C
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Control Principle: 1-way Servo motor
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Insulation Resistance: Greater than 3MΩ at 500V DC
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Dielectric Strength: Tested at 1500V for 1 minute [1500V/1min]
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Dimensions (L × W × H): 545 × 390 × 1090 mm
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Weight: 107 kg
OUTSTANDING FEATURES
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The LiOA 3-phase 30kVA DR3-30KII voltage stabilizer uses a 1-way Servo motor control system to ensure stable and precise output voltage, providing continuous and reliable power for electrical equipment.
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Fully integrated protection functions including overvoltage protection, overload protection, and automatic power cut-off, giving users maximum safety during operation.
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Wide input voltage range of 160V – 430V, suitable for areas with unstable power supply, ensuring equipment operates safely and consistently.
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Quiet operation with durable performance, producing minimal noise, making it ideal for homes and offices.
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Using a voltage stabilizer improves power quality, enhances safety, and extends the lifespan of electrical appliances such as TVs, refrigerators, air conditioners, washing machines, and more.
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The LiOA DR3-30KII 3-phase stabilizer undergoes strict quality testing, with insulation resistance greater than 3MΩ at 500V DC and dielectric strength tested at 1500V for 1 minute.
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Suitable for both residential and industrial use, the stabilizer regulates and improves 3-phase power supply, ensuring equipment operates efficiently and preventing damage caused by high, low, or fluctuating voltage.









