HT EASYTEST COMBI519 - General Description; Foreword

EASYTEST-COMBI519
EN - 6
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
Name Mesurement description EASYTEST COMBI519
AUTO
AUTO sequence of Ra
, RCD, M
measures
 
DMM Multimeter function (AC Voltage, Frequency)


RPE
Continuity test of earth, protective
equipotential conductors with 200mA
 
Lo
Continuity test of earth, protective
equipotential conductors with 10A and
relative optional accessory


M
Measurement of insulation resistance (L-PE
L-N, N-PE modes)
 
RCD
Test on molded case RCD (STD) General
and Selective up to 1000mA
 (A, AC)  (A, AC, B)
LOOP
Measurement of global earth resistance
(Rap
) and Line/Loop impedance (L-N, L-
L, L-PE) with calculation of prospective short
circuit current
 
LoZ
Measurement of Line/Loop impedance (L-
N, L-L, L-PE) with calculation of prospective
short circuit current (with IMP57 optional
accessory)

1,2,3
Detection of phase rotation and
concordance test with 1-wire method
 
∆V%
Measurement of percentage voltage drop on
main lines
 
Table 1: Characteristics of models