Main technical characteristics of Optimum stabilizers: • Output voltage stabilization accuracy – ±4.5%. • Number of automatic adjustment stages – 12. • Response time to voltage changes – 20 ms. • Automatic disconnection from the network when the input voltage is increased. • Multi-level current protection. • Operating mode – continuous. • LCD display indicating the levels of input and output voltage. • Automatic self-diagnostics when turning on the power supply. • Operating range of input voltages: 95 ÷ 220 V • Operating range of output voltages: 210 ÷ 230 V • Maximum range of input voltages: 60 ÷ 230 V • Thermal protection response temperature: 105 ° C • Power: 5000 W • Dimensions: 185 × 305 × 375 • Weight: 15 kg When using Optimum voltage stabilizers, the following will be provided: • automatic disconnection from the network when the input value increases voltage up to 267 volts; • protection against short circuits and long-term overload at the output; • display of output and input voltage values; • indication of an error code in a shutdown situation; • elimination of the risk of damage to switching power supplies during a short-term power outage by disconnecting them; • thermal protection of the autotransformer.