Resistance tester SXZR-20A

powersafetyfor transformers

SXZR-20A is single phase DC winding resistance tester which designed specifically to measure DC resistance values of transformer windings and any DC resistance of an inductive device. Features ♦ Controlled by high speed SCM, easy to use. ♦ Selectable current positions, large measurement range, suitable for the DC resistance values measuring of large-medium transformers. ♦ Full protection functions to ensure safety and availability. ♦ Auto discharging and discharging indicator. ♦ Intelligent power management technology, small consumption, less heating. ♦ True color LCD screen. ♦ Built-in thermal printer. ♦ 1000 groups’ data storage no lost even power failure. ♦ RS232 and USB interface, easy communicate with PC and U disk. Specifications Test Current <5mA, 1A, 2.5A, 5A, 10A, 20A Measuring range 100μΩ～1Ω （20A） 500μΩ～2Ω （10A） 1mΩ ～ 4Ω （5A） 2mΩ ～ 8Ω （2.5A） 5mΩ～20Ω （1A） 10Ω～20KΩ （<5mA） Measuring precision : ±0.2%(±2digits) Data storage : 1000 groups Max. resolution : 0.1μΩ Power source : AC 220V±22V，50Hz±2 Hz Working condition Temperature:0°～40° ＜90% RH, no condensation Oversize : L325mm X W240mmX H275mm Weight : 18kg With leads