GE Multilin L60 Line Phase Comparison System 5-1275 SETTINGS 5.5 GROUPED ELEMENTS5The phase comparison tripping scheme menu provides the main setup for the phase comparison relay.• 87PC SCHEME SELECT: Selects the phase comparison element scheme logic as follows:– 2TL-TR-SPC-2FC: two-terminal line, permissive tripping, single phase comparison, two frequency channel.– 2TL-BL-SPC-2FC: two-terminal line, blocking scheme, single phase comparison, two frequency channel.– 2TL-UB-DPC-2FC: two-terminal line, unblocking, dual phase comparison, two frequency channel (FSK PLC only);scheme cannot be used for breaker-and-a-half applications.– 2TL-TR-DPC-3FC:two-terminal line, permissive tripping, dual phase comparison, three frequency channel.– 2TL-BL-DPC-3FC: three-terminal line, blocking scheme, dual phase comparison, three frequency channel.MESSAGE 87PC CH2 DELAY:0.0 msRange: 0.0 to 30.0 ms in steps of 0.1MESSAGE 87PC CH1 RX VOLT:12.0 VRange: 0.0 to 125.0 V in steps of 0.1MESSAGE 87PC CH2 RX VOLT:12.0 VRange: 0.0 to 125.0 V in steps of 0.1MESSAGE 87PC TRIP SECURITY:First CoincidenceRange: First Coincidence, EnhancedMESSAGE 87PC SECOND COINCIDTIMER: 40 msRange: 10 to 200 ms in steps of 1MESSAGE 87PC STABILITYANGLE: 75°Range: 40 to 140° in steps of 5MESSAGE 87PC ENHANCED STABANGLE: 110°Range: 40 to 180° in steps of 5MESSAGE 87PC PICKUP DELAY:0 msRange: 0 to 50 ms in steps of 1MESSAGE 87PC STOP TX:OffRange: FlexLogic operandMESSAGE 87PC TX RESET DELAY:0 msRange: 0 to 1000 ms in steps of 1MESSAGE 87PC RESET DELAY:30 msRange: 0 to 200 ms in steps of 1MESSAGE 87PC TRANS BLOCKPICKUP: 0.030 sRange: 0 to 65.535 s in steps of 0.001MESSAGE 87PC TRANS BLOCKRESET: 0.030 sRange: 0 to 65.535 s in steps of 0.001MESSAGE 87PC CHNL LOSS TRIPWINDOW: 0 msecRange: 0 to 500 ms in steps of 1MESSAGE 87PC HIGH-SPEED TRIPCONTACT 1: OffRange: Off, available contact outputsMESSAGE 87PC HIGH-SPEED TRIPCONTACT 2: OffRange: Off, available contact outputsMESSAGE 87PC TARGET:Self-ResetRange: Self-Reset, Latched, DisabledMESSAGE 87PC EVENTS:DisabledRange: Disabled, Enabled
