RS PRO IRT1900 is a great value digital RCD (Residual Current Device) tester which incorporates a custom microprocessor for highest accuracy and reliability. Its casing is made from modern plastics for resilience to everyday knock and bangs. This instrument is designed for indoor use and up to a maximum altitude of 2000m.

Residual Current Operated Devices are usually fitted in electrical installations to provide extra protection against electrical shocks and fire. In order to safety check these RCDs, various tests need to be carried out. The RS PRO IRT 1900 tester is a great test equipment device which can perform these checks.

An RCD tester is a protective device that instantly breaks an electric circuit to prevent series harm from an ongoing electric shock. RCT testers are widely used by electricians for electric maintenance and installation.

What is RCD testing?
RCD testing is a test to make sure your RCD will operate quickly should there be an electrical error. An RC is designed to trip or switch off all the power to that circuit. This testing is also known as safety switch testing.

Test lead with IEC connector, neck strap, user manual