Features:Current Induction Switches (CIS) are designed to monitor or detect the current of electrical equipment safely, simply and conveniently.Based on the principle of electromagnetic mutual inductance of current and advanced passive power supply (only for AC) technology, the switch output detection, monitoring, protection and alarm products are developed.Control of various automatic industrial control equipment, flash, buzzer, relay, single chip, or other power load equipmentCompared with traditional transformer and thermal protector, it has the advantages of high accuracy, stable performance and long service life.Ideal choice for automatic industrial control equipment and electric power monitoring.Widely used in substation, frequency control device, inverter device, electrolytic plating, electric locomotive, street lamp monitoring, coal mine and other need current monitoring automation industry.Specification:Switch Type:Normally Open/Normally Closed(Optional)Power Supply:10~30VDCStarting Current Range: 1-200AStartup Time: <0.1 SecondsSwitch Contact Capacity: Maximum: 0.5A@12-240VAC/DCOverload Capacity: +100%@30AThreading Hole Diameter: 19.5mmIndicator Light: Red and GreenInstallation Form: Flat InstallationShell Material: Fireproof ABSWorking Temperature: -20~55 °CWorking Humidity: 0-90%, No CondensationIP Rating: IP30Size:80 x 70 x 26mm / 3.15 x 2.76 x 1.02inPackage List:1 x Sensing Switch1 x Users Manual(Chinese&English).