Schweitzer Engineering Laboratories SEL-351A, Руководство пользователя

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SET.2
of 26
SEL-351A-1 Settings Sheets
Relay Settings (Serial Port Command SET and Front Panel)
SEL-351A-1 Relay Instruction Manual
Date Code 20080213
Date________________
(Make settings Z0SMAG and Z0SANG when global setting PTCONN = DELTA.)
Zero-sequence source impedance magnitude (delta-connected
voltages)
(0.10–510.00
Ω
secondary {5 A nom.})
(0.50–2550.00
Ω
secondary {1 A nom.}) Z0SMAG =
Zero-sequence source impedance angle (delta-connected
voltages)
(0.00–90.00 degrees) Z0SANG =
Line length (0.10–999.00, unitless) LL =
Instantaneous Overcurrent Enable Settings
Phase element levels (N, 1–6) (see Figure 3.1 , Figure 3.2 ,
Figure 3.3 , and Figure 3.7 )
E50P =
Neutral-ground element levels—channel IN (N, 1–6)
(see Figure 3.8 and Figure 3.9 )
E50N =
Residual-ground element levels (N, 1–6) (see Figure 3.10 and
Figure 3.11 )
E50G =
Negative-sequence element levels (N, 1–6) (see Figure 3.12 and
Figure 3.13 )
E50Q =
Time-Overcurrent Enable Settings
Phase elements (N, 1, 2) (see Table 3.1 , Figure 3.14 ,
Figure 3.15 , Figure 3.16 , and Figure 3.17 )
E51P =
Neutral-ground elements—channel IN (Y, N) (see Figure 3.18 ) E51N =
Residual-ground elements (Y, N) (see Figure 3.19 ) E51G =
Negative-sequence elements (Y, N) (see Figure 3.21 ) E51Q =
Other Enable Settings
Switch-onto-fault (Y, N) (see Figure 5.3 ) ESOTF =
Voltage elements (Y, N) (see Figure 3.22 , Figure 3.23 ,
Figure 3.24 , Figure 3.25 , and Figure 3.26 )
EVOLT =
Fault location (Y, N) (see Fault Location on page 12.5 ) EFLOC =
Frequency elements (N, 1–3) (see Figure 3.32 ) E81 =
Reclosures (N, 1–4, C1–C4) (see Reclosing Relay on page 6.12 ) E79 =
SEL
OGIC®
Control Equation Variable Timers (N, 1–16)
(see Figure 7.23 and Figure 7.24 )
ESV =
Demand Metering (THM = Thermal, ROL = Rolling) (see
Figure 8.11 )
EDEM =
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