Test principle: earth leakage current – Fluke Biomedical 601PRO XL User Manual

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Test Principle: Earth Leakage Current

Notes:

S1 = Variable
S2 = Variable

S3 = Open
S4 = Variable
S5 = Closed

baw136f.eps

Function:

Measures the current flowing in the DUT’s PE. The test is performed with normal and reverse mains

supply polarity using S2, and single fault condition open L2 using S1. For type BF and type CF

equipment, measure with applied part to ground switch S4 open and closed.

Applicable to:

IEC 601-1, Class I

HEI 95, Class I

AAMI

AS/NZS 3551, Class I