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Doble TDR900 Circuit Breaker Test System

The Doble TDR900 Circuit Breaker Test System is designed for testing various types of circuit breakers. It measures timing for up to four breaks per phase and includes features for motion measurement with high resolution. The TDR900 system supports multiple operational commands like Trip, Close, and Reclose to facilitate comprehensive testing. It is equipped with three motion channels, three analog measurement channels, and three auxiliary contact channels, each providing detailed data with high voltage isolation for safety. The TDR900 system is controlled via a PC and includes T-Doble software for enhanced functionality and data management.

Product Info

Maximum Input Current	± 25 A
Maximum Input Voltage	± 300 V
Voltage Isolation to Chassis	1.0 kV
Number of Channels	3
Input Impedance	1 MW
Resolution	12 Bit
Ranges	± 300 V, ± 10 V, ± 2 V, ± 0.2 V
Open Circuit Voltage	29 V ± 10%
Close Circuit Current	28 mA ± 10%
Dimensions	24.0 X 15.5 X 8.5 in (60.9 X 39.4 X 21.6 cm)

Testing Range and Precision: It can test circuit breakers by recording timing for up to four breaks per phase, with motion measurements, providing high-resolution results (100 µs).
Functional Commands: The TDR900 manages various breaker operations such as Trip, Close, Reclose, and self-diagnostics, enhancing its utility for detailed functional tests.
High Accuracy Motion Recording: This feature allows for the detection of mechanical problems within the breaker mechanism, ensuring thorough preventative maintenance.
Electrical Interference Immunity: The system is designed to be immune to electrostatic and electromagnetic interference, which guarantees reliable performance in diverse environments.
User Interface: The system is controlled via a user-supplied PC, making it flexible and adaptable to different user needs.
Measurement Channels: It includes three motion channels, three analog measurement channels, and three auxiliary contact channels, each offering a range of measurements with high voltage isolation to the chassis.
Software Support: The T-Doble software is included, which facilitates complex testing sequences and data management