Schweitzer Engineering Laboratories SEL-311B, Instruction Manual

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S
ETTINGS
S
HEET Page 3
OF
22
FOR THE
SEL-311B R
ELAY Date
R
ELAY
S
ETTINGS
(S
ERIAL
P
ORT
C
OMMAND
SET
AND
F
RONT
P
ANEL
)
Date Code 20011205
Mho Ground Distance Elements
(Number of mho ground distance element settings dependent on preceding enable setting
E21MG = 1–3.)
Zone 1 (OFF, 0.05–64.00
W
secondary {5 A nom.};
0.25 -320.00
W
secondary {1 A nom.}) (see Figure 3.7)
Z1MG =
Zone 2 (OFF, 0.05–64.00
W
secondary {5 A nom.};
0.25 -320.00
W
secondary {1 A nom.}) (see Figure 3.8)
Z2MG =
Zone 3 (OFF, 0.05–64.00
W
secondary {5 A nom.};
0.25 -320.00
W
secondary {1 A nom.}) (see Figure 3.9)
Z3MG =
Mho Ground Distance Fault Detector Settings
(Number of mho ground distance element settings dependent on the preceding enable settings
E21MG = 1–3.)
Zone 1 phase current FD (0.5–100.00
A
secondary{5 A nom.};
0.1–20.00
A
secondary {1 A nom.}) (see Figure 3.7)
50L1 =
Ý
Zone 2 phase current FD (0.5–100.00
A
secondary{5 A nom.};
0.1–20.00
A
secondary {1 A nom.}) (see Figure 3.8)
50L2 =
Ý
Zone 3 phase current FD (0.5–100.00
A
secondary{5 A nom.};
0.1–20.00
A
secondary {1 A nom.}) (see Figure 3.9)
50L3 =
Zone 1 residual current FD (0.5–100.00
A
secondary{5 A nom.};
0.1–20.00
A
secondary {1 A nom.}) (see Figure 3.7)
50GZ1 =
Ý
Zone 2 residual current FD (0.5–100.00
A
secondary{5 A nom.};
0.1–20.00
A
secondary {1 A nom.}) (see Figure 3.8)
50GZ2 =
Ý
Zone 3 residual current FD (0.5–100.00
A
secondary{5 A nom.};
0.1–20.00
A
secondary {1 A nom.}) (see Figure 3.9)
50GZ3 =
Zero Sequence Compensation (ZSC) Settings (see Ground Distance Elements in
Section 3)
Zone 1 ZSC factor magnitude (0.000–6.000 unitless) k0M1 =
Zone 1 ZSC factor angle (-180.0
°
to +180.0
°
)
k0A1 =
Ý
Zones 2 and 3 ZSC factor magnitude (0.000–6.000 unitless) k0M =
Ý
Zones 2 and 3 ZSC factor angle (-180.0
°
to +180.0
°
)
k0A =
Phase Distance Element Time Delays (See Figure 3.12)
(Number of mho phase distance element time delay settings dependent on preceding enable setting
E21P = 1–3, 1C–3C.)
Zone 1 time delay (OFF, 0–16000 cycles) Z1PD =
Zone 2 time delay (OFF, 0–16000 cycles) Z2PD =
Zone 3 time delay (OFF, 0–16000 cycles) Z3PD =