EASYTEST-COMBI519
2. GENERAL DESCRIPTION
2.1. FOREWORD
This user manual is referred to the following models EASYTEST and COMBI521. Unless
otherwise specified, the “instrument” is referred to COMBI519 model. The following Table
1 shows the possible functions
AUTO sequence of Ra , RCD, M
measures
Multimeter function (AC Voltage, Frequency)
Continuity test of earth, protective
equipotential conductors with 200mA
Continuity test of earth, protective
equipotential conductors with 10A and
relative optional accessory EQUITEST
Measurement of insulation resistance (L-PE
L-N, N-PE modes)
Test on molded case RCD (STD) AC, A/F,
B/B+ and DD General and Selective up to
1000mA
Measurement of global earth resistance
(Rap
) and Line/Loop impedance (L-N, L-
L, L-PE) with calculation of prospective short
circuit current
Measurement of Line/Loop impedance (L-N,
L-L, L-PE) with calculation of prospective
short circuit current (with IMP57 optional
accessory)
Detection of phase rotation and
concordance test with 1-wire method
Measurement of percentage voltage drop on
main lines
Table 1: Characteristics of models