AVR Automatic Voltage Regulator 380V Input 14V 1VA Output Accessory for Diesel Generator Feature:1. Voltage Regulator: Automatic voltage regulator ensures stable power to the diesel generator for better working efficiency.2. Better control: AVR also has low frequency protection, voltage buffering function and EMI suppression circuit for safety.3. Reliable operation: high resistance accuracy and wide operating temperature range, AVR motor follows standard design.4. Good materials: adopting fireproof and heat-resistant PC material with solid structure and very durable for long time use.5. Easy to Install: Equipped with lightweight and compact size, convenient installation can be completed quickly. Specification: Item Type: Automatic Voltage Regulator Model: GB-170 Material: Fireproof and Heat Resistant PC Material. Excitation Voltage: 20-100VDC Input Voltage: 380V Output Voltage: 14V 1VA Accurate Voltage Regulator: +1% RMS (motor speed change 4%), low speed protection function. Frequency: 50Hz, 60Hz regulation. Package List: 1 x Automatic Voltage Regulator 1 x Nut 2 x Rubber Ring 1 x Iron Ring 1 x Accessories How to use: Take out the product and operate as shown in the picture.