Ht-instruments SIRIUS87 Manual de usuario descargar pdf (Pagina 17)

SIRIUS 87

EN - 15

4.2. M: INSULATION RESISTANCE MEASUREMENT

The measurement is performed according to IEC/EN61557-2 and VDE 0413 part 1.

CAUTION

Before effecting the insulation test make sure that the circuit under test is not

energized and all the relative loads are disconnected.

Turn the switch on M position.

Switch on the instrument.

The key FUNC permits to select one of the following measuring modes

(which can be shown cyclically when pressing the key):

 Mode MAN (minimum test time of 10 seconds or set by the pressing

duration on the START/STOP key). Recommended test.

 Mode TIMER (test duration depending on the selected interval (from 10

to 999 seconds). This test can be effected in case a minimum measuring

time is required.

FUNC

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Ht-instruments SIRIUS87 Manual de usuario Pagina 17