ABB REM 610 Operator's Manual

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ABB REM 610 Operator's Manual Manual pdf 55 page image

55Table 5.4.-1 Function test (Continued)Number Function12 Trip of element 4613 Trip of element 46R14 Motor start up15 External trip16 Alarm of element 49/38-117 Trip of element 49/38-118 Alarm of element 49/38-219 Trip of element 49/38-20 IRFIt is also possible to test the output contacts via serial communicationby using the O parameters.5.5. Digital input testThis section describes how the availability of signals connected to the digital inputscan be tested.To monitor the status of the digital inputs, navigate in the HMI menu as follows:1. Press an arrow button to access the main menu.2. Use or to select CONFIGURATION in the main menu and press . Thecursor is at the first menu item, FUNCTION TEST/DI. Press again to enterthe test menu.3. Use or to select DI STATUS and press to see the status of DI1.4. Use and to monitor the state of the other four digital inputs.5. Press to return the display to the idle mode.It is also possible to read the state of the digital inputs via serialcommunication.5.6. Testing protection functionsThe short-circuit and ground-fault protection functions in the relay can be testedwith the setting values used during normal operation. If other settings are usedduring testing, make sure that the original settings are re-entered after the test iscompleted.The test is performed as a secondary test, by injecting current to the currentenergizing inputs. To enable secondary testing without accidentally blocking otherrelays or tripping circuit breakers in the system, the relay has to be disconnected.Motor Protection RelayOperator's Manual - ANSI versionREM 610REM 6101MRS755538