Multifunctional meter of electrical installations parameters MPI-506

Features:
Short circuit loop measurement

Short-circuit impedance measurement in networks with ranges of 220/380 V, 230/400 V, 240/415 V and frequency of 45… 65 Hz – operating voltage range: 180 … 460 V
Indication of short-circuit loop resistance R and short-circuit loop reactance X
Short-circuit impedance measurement with 15 mA current without tripping the differential
Maximum measurement current: 7.6 A (at 230 V), 13.3 A (at 400 V)

Test of differential protections type AC and A

General and selective differential protection test for differential current of 10, 15, 30, 100, 300, 500 mA
Measurement of IA and trip time tA for currents 0.5 IΔn, 1 IΔn, 2 IΔn, 5 IΔn • Measurement of RE and UB without tripping the differential
Extended AUTO function with RCD measurement, with possibility to measure ZL-PE with small current
IA and tA measurement with one RCD trigger

Insulation resistance measurements

Measurement voltages: 100 V, 250 V, 500 V

Low voltage measurement of circuit continuity and resistance

Resistance measurement with a current of ± 200 mA according to IEC 61557-4
Self-calibration of test leads – possibility to use test leads with any length
Low current resistance measurement with acoustic signal

Phase sequence indications