CONTENTS
1.SAFETESTING ..............................................................................1
2.PROCEDUREOFREMOVINGCOVER .........................................3
3.FEATURES ......................................................................................4
3.1InstrumentLayout ....................................................................4
3.2TestLead ..................................................................................5
3.3Features ...................................................................................5
4.SPECIFICATIONS ..........................................................................7
5.OPERATINGINSTRUCTIONS .......................................................8
5.1InitialChecks .............................................................................8
5.2MeasurementoftheLoopImpedance ......................................9
5.3MeasurementofProspectiveShortCircuitCurrent .................10
6.DETAILEDEXPLANATION ...........................................................10
6.1MeasurementofFaultLoopImpedanceand
ProspectiveFaultCurrent .......................................................10
6.2MeasurementofOLD-TTSystem ............................................15
6.3MeasurementofLineImpedanceand
ProspectiveShortCircuitCurrent ............................................16
7.SERVICING ...................................................................................17
8.CASEANDSTRAPBELTASSEMBLY .........................................17