Feature:1. LOW SPEED ROTATION PROTECTION: The voltage regulator features low speed protection function is safe and reliable for use.2. PREMIUM CAPACITOR: The regulator, equipped with a premium capacitor, featuring good parameter consistency and good reliability.3. PREMIUM RESISTANCE: The regulator, equipped with a premium resistance, featuring excellent accuracy, wide range of working temperature, small drift and good stability.4. EASY TO INSTALL: Comes with a small size and light weight as well, you can quickly complete the installation and put the regulator into use.5. IDEAL REPLACEMENT: The regulator with stable and quick response is an ideal replacement for the old and damaged parts for better performance.Specification:Item Type: Automatic Voltage RegulatorMode: DX 5EMaterial: ABSDetection Input: 400VAC three phase three wireExcitation Voltage: 20-100VDCShunt Current: 8AVoltage Regulation Accuracy: < 1% RMS (engine speed variation is within 4%)Low speed protection function50HZ 60HZ adjustable.Package List:1 xAutomatic Voltage Regulator