Effective Three Wave Voltage Regulation Reliable Automatic Voltage Control for Brushless Generators Enhanced Stability and Efficiency in Power Supply Compact, , and Easy to Install the and efficiency of your electrical devices with the -5 Voltage Regulator. It's an essential tool for achieving stable and reliable power supply in various applications, including residential, commercial, and industrial settings. Experience unmatched voltage control with the -5 Voltage Regulator AVR. This advanced Automatic Voltage Regulation Module is innovatively designed to offer exquisite performance for brushless generators. Its unique Three Wave Regulation technology ensures consistent and smooth voltage output, safeguarding your appliances from irregular voltage levels. Steady state voltage adjustment rate: 1% or 2.5% Transient voltage adjustment rate: 20% Recovery time:t Less than 1s-15% Difference in reactive power distribution ratio for parallel operation: 10% for the maximum motor and 25% for the minimum motor Input signal voltage:three-phase/400V, 50Hz or 60Hz Thyristor output current:less than equal 4A (effective value) External voltage adjustment potentiometer:560 ohm/ Voltage setting range:UN (1 5%) rated Note:Due to different batches, there may be differences in product appearance and printed text, which will not affect use Colour:White Material:ABS Package Contents: 1 * Voltage Regulation Module Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.