Patent ID: 9594106
Date: 2017-03-14
CPC Classifications: G01R

Claim:
1. A test arrangement for use in determining the location of a fault in an installation comprising at least first and second conductors providing electrical connections between a surface located device and a subsea located device, the test arrangement comprising a first module operable to apply a common AC test signal between ground and the first and second conductors, and a second module operable to monitor the total current flowing through the first and second conductors at a subsea location, the second module being movable to allow monitoring of the total current flowing through the first and second conductors at a plurality of subsea locations, wherein the second module includes a probe defining a loop adapted to encircle the first and second conductors, wherein the probe includes at least one moveable limb, wherein the probe is moveable between a closed position in which the moveable limb and another limb together define the loop encircling both the first and second conductors, and an open position.