Insulation resistance meter 99999, RDC

Insulation resistance meter 99999, RDC, UT-593 Features: - testing of residual current devices (RCD) circuit breakers - adjustable currents for RCDs: 10mA, 30mA, 100mA, 300mA, 500mA - short circuit loop impedance measurement, ranges: - 0.05Ω~1.99Ω - 2Ω~19.9Ω - 20Ω~2000 Ω - power line circuit impedance measurement: 0.05Ω~2000Ω - short circuit loop impedance measurement without RCD tripping, ranges: - 1.00Ω~1.99Ω - 2Ω~19.9Ω - 20Ω~2000 Ω - measurement of protection line circuit resistance: 0.01Ω~200Ω - insulation resistance measurement - test voltages: 250V, 500V, 1000V - measurement ranges:  for 250V: 0.05MΩ~250 MΩ  for 500V: 0.05MΩ~500 MΩ  for 1000V: 0.05MΩ~1000 MΩ - short circuit current: less than about 1.8 mA - measurement accuracy: 0.05MΩ~1000 MΩ: ±(5%+5) - DC/AC voltage measurement ±0V~±440Vfrequency measurement: 20Hz~100Hz - phase sequence check: - measurement conditions - three-phase installation 100V~400V, - frequency: 45Hz~65Hz - backlit LCD display 9999 - CATIII 300V category - Auto Power Off - OL overrange indication - low battery voltage indication - range selection: automatic - power supply 8x 1.5V AA battery (LR6) - dimensions 210 x 175 x 9 0mm - weight 1 kg