... !SpecificationsInputVoltage, rated 120 V Voltage, limits 90-140 VFrequency 50-240 Hz Burden (at rated V) 1440 VAOutputVoltage, continuous ... variationUnder frequency protection breakpoints: Adjustable 45 to 65 Hz (50/60 Hz regulators only)Regulator response: Less than 4 millisecondsThermal ... G at 18 to 2000 HzPower dissipation: Less than 50 W at maximum continuous ratingShock: Tested to withstand up to ...