2-14 L60 Line Phase Comparison System GE Multilin2.2 SPECIFICATIONS 2 PRODUCT DESCRIPTION2SELECTOR SWITCHNumber of elements: 2Upper position limit: 1 to 7 in steps of 1Selecting mode: time-out or acknowledgeTime-out timer: 3.0 to 60.0 s in steps of 0.1Control inputs: step-up and 3-bitPower-up mode: restore from non-volatile memory or syn-chronize to a 3-bit control input or synch/restore modeDIGITAL ELEMENTSNumber of elements: 48Operating signal: any FlexLogic™ operandPickup delay: 0.000 to 999999.999 s in steps of 0.001Dropout delay: 0.000 to 999999.999 s in steps of 0.001Timing accuracy: ±3% or ±4 ms, whichever is greater2.2.3 MONITORINGOSCILLOGRAPHYMaximum records: 64Sampling rate: 64 samples per power cycleTriggers: any element pickup, dropout, or operate;digital input change of state; digital out-put change of state; FlexLogic™ equa-tionData: AC input channels; element state; digitalinput state; digital output stateData storage: in non-volatile memoryEVENT RECORDERCapacity: 1024 eventsTime-tag: to 1 microsecondTriggers: any element pickup, dropout, or operate;digital input change of state; digital out-put change of state; self-test eventsData storage: in non-volatile memoryDATA LOGGERNumber of channels: 1 to 16Parameters: any available analog actual valueSampling rate: 15 to 3600000 ms in steps of 1Trigger: any FlexLogic™ operandMode: continuous or triggeredStorage capacity: (NN is dependent on memory)1-second rate:01 channel for NN days16 channels for NN days↓60-minute rate:01 channel for NN days16 channels for NN daysFAULT LOCATORMethod: single-endedVoltage source: wye-connected VTs, delta-connectedVTs and neutral voltage, delta-connectedVTs and zero-sequence current (approxi-mation)Maximum accuracy if: fault resistance is zero or fault currentsfrom all line terminals are in phaseRelay accuracy: ±1.5% (V > 10 V, I > 0.1 pu)Worst-case accuracy:VT%error + user dataCT %error + user dataZLine%error + user dataMETHOD%error + see chapter 8RELAY ACCURACY %error + (1.5%)2.2.4 METERINGRMS CURRENT: PHASE, NEUTRAL, AND GROUNDAccuracy at0.1 to 2.0 × CT rating: ±0.25% of reading or ±0.1% of rated(whichever is greater)> 2.0 × CT rating: ±1.0% of readingRMS VOLTAGEAccuracy: ±0.5% of reading from 10 to 208 VREAL POWER (WATTS)Accuracy: ±1.0% of reading at–0.8 < PF ≤ –1.0 and 0.8 < PF ≤ 1.0REACTIVE POWER (VARS)Accuracy: ±1.0% of reading at –0.2 ≤ PF ≤ 0.2APPARENT POWER (VA)Accuracy: ±1.0% of readingWATT-HOURS (POSITIVE AND NEGATIVE)Accuracy: ±2.0% of readingRange: ±0 to 1 × 10 6 MWhParameters: three-phase onlyUpdate rate: 50 ms
