Foreword - HT EASYTEST Guide Rapide D'utilisation

2.2.

FOREWORD

This quick reference guide is referred to the following models EASYTEST, COMBI519 and COMBI521..
Unless otherwise specified, the "instrument" is referred to COMBI521 model. The following shows the
possible functions
Name Mesurement description
AUTO sequence of Ra , RCD,
AUTO
M measures
Multimeter
DMM
Voltage, Frequency)
Continuity
RPE protective
conductors with 200mA
Continuity
protective
Lo
conductors
EQUITEST optional accessory)
Measurement
M resistance (L-PE L-N, N-PE
modes)
Test on molded case RCD
RCD (STD) General and Selective
up to 1000mA
Measurement of global earth
resistance
LOOP
Line/Loop impedance (L-N, L-L,
L-PE) with
prospective short circuit current
Measurement of
impedance (L-N, L-L, L-PE)
LoZ with calculation of prospective
short circuit current (with IMP57
optional accessory)
Detection of phase rotation and
1,2,3 concordance test with 1-wire
method
Measurement
∆V%
voltage drop on main lines
Measurement of environmental
parameters
AUX
Humidity, Illuminance of white
and LED light sources)
measurement
LEAK current by using optional clamp
HT96U
Real time
main parameters
PQA
harmonics, power factor/ cos)
Safety test on electric car
EVSE charging system
TEST100 optional accessory)
function (AC
test of earth,
equipotential
test of earth,
equipotential
with 10A (with
of insulation
(Rap ) and
calculation of
Line/Loop
of percentage
(Temperature,
of leakage
measurement of
(powers,
(with EV-
Table 1: Characteristics of models
EASYTEST COMBI519
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EN - 4
EASYTEST-COMBI519-COMBI521
Quick reference guide
COMBI521
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