GT-900 Device tester GT-900 for tests according to DIN VDE 0701-0702 and DGUV Regulation 3 (BGV A3) with automatic test sequence (AUTO TEST), testing of portable residual current circuit breakers (PRCD, PRCD-S, PRCD-S +, PRCD-K, PRCD-K+) bundled with Fluke TruTestT data management and reporting software. Fluke TruTest software is designed to significantly reduce the effort required for data management and report creation compared to traditional data management for electrical systems. Whether you are testing devices in an office, verifying repairs in a workshop or performing annual visual inspections, appropriate data management is essential for creating easy-to-understand reports for customers. TruTest software enables quick and easy import of measurement results directly from measuring devices, managing files or entering them manually if necessary.