Automatic Voltage Regulator Fireproof PC Low Frequency Protection AVR Board 170220VAC Feature:1. Automatic Voltage Regulator: This voltage regulator is used to set the stability of the alternator output voltage, and clockwise rotation increases the speed.2. PC material: This automatic voltage stabilizer is made of flame retardant PC material, which ensures high safety and long service life.3. Powerful Function: This voltage regulator board has the function of low frequency and voltage freedom protection, EMI suppression circuit.4. Compact size: This automatic voltage stabilizer is small, lightweight, durable, easy to install and has a long service life.5. Common accessories: This voltage regulator board is one of the popular accessories for generators, AVR board can regulate the voltage quickly and stably. Specification: Item type: Automatic Voltage Regulator Material: Fireproof PC material Detection input: Voltage: 190-264VAC 340-520VAC Frequency: 50, 60Hz selected by copper cross connection Power consumption: Voltage: 170-220VAC three-phase three wires Current: 3A per phase Frequency: 100-120Hz External voltage regulation: 10% with 1K Omega potentiometer; 1 Watt Free voltage build time: 2 seconds Generator output current limit: 10Q load Sensitivity range 0.5-1A Over-excitation protection: 90V (factory setting) with time delay fixed to 10 seconds inflection Excitation field output: maximum voltage 120VDC Current: 2.7A continuous for 6A in 10 seconds: Rolling resistance: e, grip at 15 Omega; minimum Low frequency protection: inflection point value 95% Hz (factory setting) Slope: 170% when dropping to 30Hz Voltage correction (analog input): maximum input 5VDC Sensitivity: % voltage generator per 1VDC regulation Input resistance: 1K Omega; Voltage: fixed at the clamp AVR input requires a DC voltage of 5VAC or morePower consumption: 12Wat maximumLoad compensation current: 10 Omega;Reactive power droop control: 10Omega load;Sensitivity 0.07A corresponding to 5% voltage drop (at P = 0)Maximum input: 0.33A Voltage regulation accuracy : 1% (within 4% motor speed change) Vibration: 3.3G at 100-2KHz Relative humidity: 95% Overvoltage detection input: 300VAC (factory setting) time delay fixed 1 second switch jump off coil voltage: 10-30VDC , 0.5Amp Operating temperature: -40-70 Storage temperature: -40-85 Temperature stability: any change , voltage drift 0.05% Package list: 1 x Automatic Voltage Regulator Note: 1, 2 terminals for external voltage regulation terminals, do not need be used when two clamps need to be closed How to use: Remove the product and act according to the electronic instructions