ELECTRIC SOCKET TESTER EARTH & 30 mA RCD TESTS MX 5 "3-in-1" for 2P+E sockets PRACTICAL: Totally autonomous (no battery needed) with immediate display without adjustments or selection of a position CLEVER: A tester suitable for any socket configuration with its rotating head and compact size INDISPENSABLE: se on 2P+E sockets with verification of the connection of the line, neutral and earth conductors. QUICK & EASY: Instantaneous display on the two-colour LCD screen facilitating interpretation of the measures according to the conformity of the installation. EFFECTIVE: y Measures the voltage and displays the connection configuration y Measures the earth without tripping any RCDs : < 15 mA y A test button to trip the 30 mAAC RCD with the display held for 7 s

A 3-in-1 tester which interfaces with any socket in electrical installations using a TT earthing system 1. Voltage measurement and verifications of the conductor positions 2. RE earth resistance measurement 3. 30 mAAC RCD operation test MX 531 RE earth resistance Autoranging Resolution Accuracy RE error / earth fault Protection / Overload rating Voltage Line-to-neutral voltage Resolution Accuracy Line-to-earth voltage Indication of position 30mAAC RCD Rating Conditions 3 to 1,999 Ω 3 to 199.9 Ω and 180 Ω to 1,999 Ω 0.1 / 1 Ω +/-(3% of reading + 5D) Red screen display 300V CAT III 100 to 400 V...