General description GB170 is an automatic voltage regulator designed for STC 220/380/400V three-phase generators, ensuring a voltage regulation rate of less than 1.0%. It is suitable for generators with a power output of up to 50KW. The device is constructed from durable metal and plastic, making it a reliable choice for stabilizing voltage in various applications. Technical specifications Voltage regulation rate: less than 1.0% Applicable power: below 50KW Color: black Material: metal + plastic Measurement allowed error: +/- 1-3 cm Package Contents 5 x Automatic Voltage Regulator