Overload Protection Devices English

No.MenuParameterInitial Value SettingValueExplanation of functionE-rSelf-holding after trip, back in when power is reset or ESC button is pushed.21 ResetH-rA-rSelf-holding after trip, back in when ESC button is pushed.Automatic reset after tripping.0.2s 20min Set automatic reset time22 Reset limitation23Total runninghouroFF There is no limit to the number of resets1 5times Set the number of reset operations (within 30 minutes).Display total running hours24 Running hour Display operational time since inputting running hours setting time.25Running hoursettingoFF10 99990hrTo output the running hours, set the number of hours. The running hours will be countedfrom the point when the input is completed.1 247 Set the communication address26CommunicationsettingSee the rightodd, Evn, nonSet the communication speed 1.2, 2.4, 4.8, 9.6, 19.2, 38.4kbpsSet the parityoFF, 1 999sSet the waiting time until an error is displayed when there is communication trouble.27 Test modeIn the case that the set button is pushed when this is displayed, after 3 sec.+ Shock Time, is shown and relay is output.ALo selectionOperational modeWhen motor startsNormal operationWhen exceeding alarmsetting valueWhen tripsOperational outputFlicker output1s1time/s2time/sHold output1sTrip function Indication Contents of trip SolutionOver currentAfter the preset Start time period, the current exceeds the upper setting value andcontinues to flow longer than the preset Shock time. Trip current is 3.6A.Check the abnormality of machinePhase loss Trip due to phase loss of R(L1) phase Check the abnormality of machinePhase reversalStall (Lock whenstarting)Jam (Lock whenoperating)ImbalanceUnder currentLimitation of thenumber of autoresetTrip due to phase reversalWhen the motor starts, the current exceeds Sc setting value and continues toflow longer than the preset Start time.When motor is operating, the current exceeds Ja setting value and continuesto flow longer than Jt setting time.Current of each phase becomes imbalanced larger than the Ub setting value,and continues to remain imbalanced longer than the Ubt setting time.After the preset Start time period, the current under-runs the lower settingvalue and continues to fl ow longer than the preset Shock time. Trip current is1.6A.Number of auto-resets after trip exceeds the setting value within 30 minutes.Check phase sequence with phasesequence meterCheck the abnormality of machineCheck the abnormality of machineCheck the power source, motor andmotor wiringCheck the abnormality of machineCheck the abnormality of machine89