Schweitzer Engineering SEL-351P, Quick Start Manual

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S
ETTINGS
S
HEET Page 8 of 23
F
OR THE
SEL-351P R
ECLOSER
C
ONTROL Date
G
ROUP
S
ETTINGS
(S
ERIAL
P
ORT
C
OMMAND
SET
AND
F
RONT
P
ANEL
)
Date Code 990215
Synchronism Check Elements (see Figures 3.24 and 3.25)
(Make the following settings if preceding enable setting E25 = Y)
Voltage window - low threshold (0.0-150.0 V secondary) 25VLO =
Voltage window - high threshold (0.0-150.0 V secondary) 25VHI =
Maximum slip frequency (0.005-0.500 Hz) 25SF =
Maximum angle 1 (0
°
-80
°
in 1-degree steps)
25ANG1 =
Maximum angle 2 (0
°
-80
°
in 1-degree steps)
25ANG2 =
Synchronizing phase (VA, VB, VC) SYNCP =
Breaker close time for angle compensation (0.00-60.00 cycles in
0.25-cycle steps)
TCLOSD=
Frequency Element (see Figures 3.27 and 3.28)
(Make the following settings if preceding enable setting E81 = Y)
Phase undervoltage block (20.0-150.0 V secondary) 27B81P =
Level 1 pickup (OFF, 40.10-65.00 Hz) 81D1P =
Level 1 time delay (2.00-16000.00 cycles in 0.25-cycle steps) 81D1D =
Level 2 pickup (OFF, 40.10-65.00 Hz) 81D2P =
Level 2 time delay (2.00-16000.00 cycles in 0.25-cycle steps) 81D2D =
Level 3 pickup (OFF, 40.10-65.00 Hz) 81D3P =
Level 3 time delay (2.00-16000.00 cycles in 0.25-cycle steps) 81D3D =
Level 4 pickup (OFF, 40.10-65.00 Hz) 81D4P =
Level 4 time delay (2.00-16000.00 cycles in 0.25-cycle steps) 81D4D =
Level 5 pickup (OFF, 40.10-65.00 Hz) 81D5P =
Level 5 time delay (2.00-16000.00 cycles in 0.25-cycle steps) 81D5D =
Level 6 pickup (OFF, 40.10-65.00 Hz) 81D6P =
Level 6 time delay (2.00-16000.00 cycles in 0.25-cycle steps) 81D6D =
Reclosing Relay (see Tables 6.2 and 6.3)
(Make the following settings if preceding enable setting E79 = Y; open
intervals should not be set to less than 30 cycles, otherwise the control
will go to lockout prematurely)
Open interval 1 time (0.00-999999.00 cycles in 0.25-cycle steps) 79OI1 =
Open interval 2 time (0.00-999999.00 cycles in 0.25-cycle steps) 79OI2 =
Open interval 3 time (0.00-999999.00 cycles in 0.25-cycle steps) 79OI3 =
Open interval 4 time (0.00-999999.00 cycles in 0.25-cycle steps) 79OI4 =
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 =