Insulation tester IR3455

insulation resistancecablemotor

HIGH VOLTAGE INSULATION TESTER IR3455 Maximum 5kV Test Voltage - Up to 10 Teraohm of Insulated Resistance Testing Overview Hioki insulation resistance testers or megohmmeters feature all-in-one designs including built-in rugged cases and test lead storage compartments. The IR3455 is a 5-range, 250V to 5000V digital insulation resistance tester offering up to 10TΩ of insulated resistance testing. High performance features include bargraph, built-in memory, leak current and voltage testing, and DAR and PI calculation capabilities to help shorten work time associated with field insulation testing. Key Features • - Measure insulation of high-voltage equipment (such as transformers, cables, and motors) • - Wide testing voltage range, up to 5.00 kV from 250 V DC • - Wide measurement insulation range, up to 10 TΩ • - PI (Polarization Index) and DAR (Dielectric Absorption Ratio) automatically calculated / display • - Data memory function to reduce handwritten notes • - Bright LED luminous scale • - Extended operating temperature range of -10 ℃ to 50 ℃ Basic specifications (Accuracy guaranteed for 1 year, Post-adjustment accuracy guaranteed for 1 year) Test voltage - 250 V to 5.00 kV DC, (Possible in 25 V steps between 250 V and 1 kV and in 100 V steps between 1 and 5 kV) Measurement range - 0.00 MΩ to 500 GΩ (250 V) 0.00 MΩ to 1.00 TΩ (500 V) 0.00 MΩ to 2.00 TΩ (1 kV) 0.00 MΩ to 5.00 TΩ (2.5 kV) 0.00 MΩ to 10.0 TΩ (5 kV) Measurement current - 1 mA (Test voltage 250 V to 1.00 kV), 0.5 mA (Test voltage 1.10 kV to 2.50 kV) 0.25 mA (Test voltage 2.60 kV to 5.00 kV), Short-circuit current: 2 mA or less Resistance range - 10 MΩ to 10 TΩ, 7 ranges (auto range)