Single Phase Relay Protection Tester Fast delivery 24-hour customer service I customizable Product Introduction HZJB-D Single Phase Relay Protection Tester is a portable field testing equipment with excellent performance; Elegance and polished appearance with aluminum alloy chassis and PC panel, within the ARM chip control, LCD screen display voltage and current output stopwatch, it could output a full isolation way for adjustable AC/DC voltage, and AC/DC current and a way for adjustable DC voltage; the output loop with double overload protection with large output capacity ,small volume, light weight, high reliability ,lt Suitable for field calibration and test for various relay. 1. Rated input power: AC:220V±10%-1000VA-50Hz With electrical contacts and potential input, the maximum input voltage: DC 250V Accuracy: 0.5%, Measurement methods: AC: True RMS value DC: Average Accuracy: 0.5%, Measurement methods: AC: True RMS value DC: Average Resistance: 0.5 ohm to 2.5k ohm Capacitor: IOuF, maximum voltage AC 450V 6. Division / combination of auxiliary contacts Maximum current: 1A, Maximum voltage: AC250V or DC120V 7. Using Environment: Temperature: -10-40 °C, Relative humidity must less than 80% •Output a full isolation way for adjustable DC voltage, Automatic protection for short circuit, overload and out range. • Equipped with LCD digital AC/DC volt-ampere meter, can show the AC and DC voltage and current values, stopwatch, potential, contact state. • Internal electric stopwatch; Available electrical contacts, maximum potential 250V; Dual channel measurement. •Light-weight design, small-volume, and fully-functional.