... -270V, BVR Relay type voltage regulatorFeatureThis series automatic voltage regulator is a kind of relay control stabilizer,it owns the ... input voltage range,compact size,light in weight,delay output,little wave distortion and reliable,strict design and accurate ... voltage:150-270VOutput voltage:220V±8% 110V±10% Delay output time:3-7min/3-7secFrequency:50HZ/60HZ ModelRequirementsModel 1Model 2Model ...