G PHYSICS
G01 MEASURING; TESTING
G01R MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
G01R31/00 Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
G01R31/50 Testing of electric apparatus, lines, cables or components for short-circuits, continuity, leakage current or incorrect line connections
G01R31/66 Testing of connections, e.g. of plugs or non-disconnectable joints
G01R31/68 Testing of releasable connections, e.g. of terminals mounted on a printed circuit board
G01R31/69 of terminals at the end of a cable or a wire harness; of plugs; of sockets, e.g. wall sockets or power sockets in appliances