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UT582+ Digital RCD (ELCB) Tester UT582+ Digital RCD (ELCB) Tester UT582+ is mainly used to detect whether the RCD in the circuit can be triggered normally. It is only suitable for single-phase circuits with the supply voltage range of 195V~253V. Its voltage measurement range is 30V~600V, 45Hz ~65Hz. Features of UT582+ Digital RCD (ELCB) Tester Certifications: CE, UKCA Power off gear LCD backlight Data hold AUTO RAMP Disconnect buzzer Over-range display: OL With protect fuses Mis-operation buzzer Power off buzzer Full icon display Specifications of UT582+ Digital RCD (ELCB) Tester Specifications Range UT582+ RCD measurement Range setting Rated operating current Trip time X 1/2 10mA/20mA/30mA/100mA/300mA/500mA 2000ms -10%~0% X 1 10mA/20mA/30mA/100mA/300mA 1000ms 0%~10% 500mA 300ms 0%~10% X 5 10mA/20mA/30mA 40ms 0%~10% AUTO RAMP 10mA/20mA/30mA/100mA/300mA/500mA 300ms -10%~10% Trip time accuracy ±(2%+2) Operating voltage (Freq.) 195V~253V Voltage measurement Voltage range 30~600V Frequency 45Hz~65Hz Resolution 1V Accuracy ±(3%+3) Features Display count: 999 Power off gear: √ Low battery indication: