Product introduction: -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- OPCT38AL series open type current transformerThe utility model is mainly used in the industrial city network, the electric power transmiion system and the rural reconstruction project, which is convenient for installation,No need to remove a bus, can also be chargedTo do, and does not affect the normal use of electricity, for the user to save a lot of the transformation of human resources, material resources, financial resources, improve the efficiency of transformation. The series open type current transformer and relay protection, measurement and current metering device supporting the use of. At present, the semiconductor industry is widely used in industry. Two, engineering case: -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- Material cost, labor cost, installation efficiency, power off timeAll aspects of contrast, can be seen in the absolute superiority in the transformation of electric retractable. Complete case link click on the company's official websiteelec-up.com/case/4618391125.html Three, product characteristics: -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- First, the special point:1, the input coil for the built-in type, small and light, with the installation of the base;2, fully enclosed, mechanical and environmental performance is good, the voltage isolation ability is strong, safe and reliable.Two, the use of environmental conditions:1, ambient temperature: -40 degrees C ~+85;2, relative humidity: temperature of 40 degrees Celsius is not greater than 90%.Three, the operating frequency range: 20Hz~400KHz.Four, insulation heat resistance grade: B level (130 degrees C).Five, safety characteristics:1, insulation resistance: normal is greater than 1000M;2, anti electric strength: can withstand the power frequency 1000V/1 minutes;3, flame retardant: in line with the UL94-Vo level. Four, structural parameters: -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- Five, product specifications: -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- Six, the use of products: -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- Current sampling: Electric meter connection method: Single phase single meter connection: 3 single phase electric meter and mutual inductor: 3 phase 4 wire electric meter and mutual inductor: Energy saving device for oil well power supply