Digital monitoring relay Residual current monitoring (with 3UL23 current transformer) Setting range 0.03...40 A Supply voltage DC 24 V Start-up and release delay 0.1..999.9s 1 changer Spring connection Digitally adjustable fault current monitoring relay SIRIUS 3UG5 for monitoring of systems for fault currents, for example as a result of dust deposits, moisture, porous cables or capacitive fault currents. Worldwide use thanks to wide-voltage supply and international certificates. Fast commissioning is possible through menu-driven parameterization and actual value display for limit value determination. The device has a permanent display of actual value or type of fault, high measuring accuracy and permanent self-monitoring. Device change possible without new wiring thanks to removable terminals. Reliable system diagnostics thanks to clear error messages on the display and switchable fault memory. High flexibility and space saving by the associated 3UL23 converter inside or outside the control cabinet. Apart from screw connection technology, the devices are also available continuously with spring connection for a fast, maintenance-free and vibration-proof connection. They are optionally available with IO-Link. Note: Please order the necessary 3UL23 differential current transformer separately. Further extensive accessories, such as the device identification plates, spare terminals and sealing covers, are uniform for all relays. The 3UG5 monitoring relays replace the tried and tested 3UG4 series. SIRIUS relay - a program for all cases.
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