Sepam - HV/MV Protection and control units (ENG) - Trinet

Use - commissioningMaintenance (cont'd)c Minor or partial faults:v red indicator extinguihed,v display indicates MAINTENANCE or CARTRIDGE,v dialogue with the pocket terminal is maintained,v dialogue with the communication link is maintained,v the watchdog does not drop out,v switching to the fail-safe position.Sepam 2000 is operating, however it has detected a transient fault or has failed topass self-testing.Consult your maintenance department.c The display indicates: CONNECTORIndication that one or more connectors are unplegged.Check the plugging in and screwing on of the connectors on the rear of the device.Check that the DPC has been strapped on all the connectors.Communicationindicator lampsThese lamps are located at the rear of the device on the CE40 modulewhen the module is equipped with the communication option.c Green indicator lamp blinking: indicates traffic on the line.This is the normal operating mode.c Indicator lamps extinguished: There is no communication.Check the cabling and inquiries at the level above.c Red indicator lamp lit:indicates initialization of the coupler, which lasts about 2 seconds, or a coupler fault.Consult your maintenance department.c Red indicator lamp lit up and the recommendations given in the maintenancechapter do not allow Sepam 2000 to be restarted.Call in the maintenance department.Unwanted tripping,no trippingTestsSepam replacementIncorrect parameter setting may cause unwantedtripping or no tripping. All of the parameters and settings must be basedon the network discrimination study to be carried out prior to commissioning.Check the parameters and settings.c Lamp test: when the user presses the - lamp test - keys at the same time,all the indicators on the front of the device light up, as well as the displaywhich alternately indicates 0.0.0.0.0.0.0.0.0.0.0 then ***********, then -----------When Sepam 2000 is replaced:c dismantle the Sepam 2000 to be replaced,c retrieve the cartridge,c mount the Sepam replacement (hardware configuration),c install the cartridge,c check the compatibility between Sepam and the cartridge (see chapter onidentification),c set microswitches SW1 and SW2 on the rear of the device in the same positionsas they were in on the Sepam 2000 that was replaced,c install the connectors, checking their markings,c energize Sepam.2/18 D21 - D22 - D31 - Installation - Use - Commissioning