Schweitzer Engineering Laboratories SEL-311C - Page 601

Date _______________
Date Code 20060320 Instruction Manual SEL-311C Relay
SET.3 of 6SEL-311C Settings Sheet Application Setting 221F-3
Synchronizing phase (VA, VB, VC, VAB, VBC, VAC) SYNCP =
Breaker close time for angle compensation
(OFF, 1.00–60.00 cycles in 0.25-cycle steps)
TCLOSD =
Reclosing Relay (See Table 6.2 and Table 6.3)
Open interval 1 time
(0.00–999999.00 cycles in 0.25-cycle steps)
79OI1 =
Reset time from reclose cycle
(0.00–999999.00 cycles in 0.25-cycle steps)
79RSD =
Reset time from lockout
(0.00–999999.00 cycles in 0.25-cycle steps)
79RSLD =
Switch-Onto-Fault (See Figure 5.3)
52 A enable time delay
(OFF, 0.00–16000.00 cycles in 0.25-cycle steps)
52AEND =
SOTF duration (0.50–16000.00 cycles in 0.25-cycle steps)
SOTFD =
Other Settings
Minimum trip duration time
(2.00–16000.00 cycles in 0.25-cycle steps)
TDURD =
SELOGIC Control Equation Variable Timers (See Figure 7.24 and Figure 7.25)
SV1 Pickup Time (0.00–999999.00 cycles in 0.25-cycle steps) SV1PU =
SV1 Dropout Time (0.00–999999.00 cycles in 0.25-cycle steps)
SV1DO =
SV2 Pickup Time (0.00–999999.00 cycles in 0.25-cycle steps)
SV2PU =
SV2 Dropout Time (0.00–999999.00 cycles in 0.25-cycle steps)
SV2DO =
Trip Logic Equations (See Figure 5.1)
Direct trip conditions TR =
Switch-onto-fault trip conditions
TRSOTF =
Direct transfer trip conditions
DTT =
Reclosing Relay Equations (See Reclosing Relay on page 6.11)
Reclose initiate 79RI =
Drive-to-lockout
79DTL =
Latch Bits Set/Reset Equations (See Figure 7.12)
Set Latch Bit LT1 SET1 =
Reset Latch Bit LT1
RST1 =