HT instruments MACROTEST G3 - Manual (Page 43)

MACROTESTG3 - COMBIG3
EN - 42
6.4.5. Mode - Verify of protection coordination
1. Select the options “TN, TT or “IT”, “25 or 50V”, “50Hz or
60Hz” and the reference voltage in the general settings
of the instrument (see § 5.1.3).
Touch the icon. The screen to the side appears on
the display.
Touch the lower icon. The following screen appears on
the display:
2. Move the left slide bar reference by selecting the
icon to execute the measurement only with the
instrument or the
icon to execute the
measurement with the instrument + optional accessory
IMP57 (see § 6.4.9).
Move the central slide bar reference by selecting the
“L-L”, “L-N” or “L-PE” options (for TN systems only).
Move the right slide bar reference by selecting the
"
" option.
Touch the icon in the bottom center to set the
protection type and its rated current. The following
screen appears on the display:
3. Move the slide bar reference by selecting the type of
protection (Fuse of type gG or aM or magnetothermal
MCB in curve B, C, K, D).
Touch the “In” field. The following screen appears on
the display:
4.
Touch the icon to zero the value in the In field and
use the virtual keyboard to set the value of the RCD
rated current within the values allowed by the
instrument.
Confirm the choice by going back to the previous
screen.
Touch the icon in the lower right corner to set the
tripping time of the RCD. The following screen appears
on the display: