Kewtech KEW2434 Digital AC 100A Leakage Clamp 0.1mA 28mm JawKewtech KEW2434 Digital AC 100A Leakage Clamp 0. 1mA 28mm Jaw The KEW2434 earth leakage clamp is ideal for fault finding on installations with nuisance tripping and leakage faults. Key Benefits: Identify nuisance tripping and leakage faults Sleep feature to save batteries Complies to IEC61010 1 CAT. III 300V Key Features: Measures 400mA 4A 100A AC current Resolution to 0. 1mA Frequency selector switch to eliminate harmonics Data hold memory function