Seaward PrimeTest 50 Instructions d'exploitation télécharger pdf (Page 35)

PrimeTest 250

Operating Instructions

Mains status

No mains

Earth fault

LN LE NE

Flash Flash OFF

OFF Flash Flash

Whenever reSet is displayed on the LCD press the

reset button on the RCD.

The PrimeTest 250

will perform a IΔn (30mA) 0°

test, the operating time of the RCD will be shown on

the PrimeTest 250

LCD. If the test passes then the

PrimeTest 250

will perform a IΔn (30mA) 180° test. As

long as the tests continue to pass the PrimeTest 250

will continue to test both 0° and 180° at IΔn (30mA).

3.10 Performing a 3-Phase Sequence

The PrimeTest 250

can be used to measure R

and earth leakage current on 3 phase equipment

when used with the optional 3 phase adaptor

accessory.

• Visually inspect the appliance and mains cord

for signs of damage.

• If the appliance passes a visual inspection

proceed with the electrical tests.

• Refer to the documentation supplied with the 3

phase adaptor and connect the adaptor in line

with the 3 phase equipment under test.

• Connect the 3 phase adaptor test lead to the

mains input socket 9 (refer to ﬁ gure 2) on the

PrimeTest 250

• Connect the R

test probe to an exposed

conductive part on the 3 phase equipment.

• Press the 3 phase key on the PrimeTest 250

to being the test.

• If there is a contact voltage present on the

conductive parts of the equipment under test,

the test is terminated and a Volt on test Probe

warning message is shown on the display.

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Seaward PrimeTest 50 Instructions d'exploitation Page 35

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