Constant 250ER Digital Clamp-on Earth Resistance Tester, Hubungi 021-70425656 - 0821 1104 5599 Email : sn082111045599@gmail.com, sales_ sun.naro@ hotmail.com

Constant 250ER Digital Clamp-on Earth Resistance Tester Constant 250ER Digital Clamp-on Earth Resistance Tester Features: * Power measurement of 3-phase 3-wire circuit, 3-phase 4-wire circuit and single phase circuit * Measure V, A, W, VA, VAR, kWh, Power Factor ( Cos j) , and Hz * Double scales analogue bar graph to display voltage & current fluctuation * Minimum current of Active Energy measurements is 5A, measure expanding energy per hour of general electrical equipment. Measure and display 5 parameters of power of each phase : Active Power, Apparent Power, Power Factor, Reactive Power, Active Energy, and Total Power value in 3-phase measurement mode respectively * Double lines display 2 parameters on each menu, store 28 groups of measurement parameter * Display measurement time and select tested voltage signal at one time in Active Energy measurement mode for long measurement * Portable, light and easy to carry * External power supply for long time active energy measurement * Maximum/ minimum value measurement * ” OL” for input voltage exceeds 600V, current exceeds 1000A, active power exceeds 600kW * Low battery indication