Testboy TV 455 Installation Tester DIN VDE 0100 600 Testboy Testboy TV 455 P The Testboy TV 455 Installation Tester DIN VDE 0100 600 is an easy to use measuring instrument The stored safety and RCD FI characteristics evaluate the measured result using PASS FAIL information Special features of the Testboy TV 455 include the testing of all current sensitive RCDs TYPE B A and a further advantage is the software included with the delivery P P The large LCD display with integrated backlig
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