ABB Relion 670 Series Product Manual page 101

Bay control REC670
Version 2.2
Table 79. Local acceleration logic ZCLCPSCH
Function
Operate current, LoadCurr
Operate current, MinCurr
Delay time on pick-up for current release
Delay time on drop-off for current release
Delay time on pick-up for MinCurr value
Table 80. Current reversal and weak-end infeed logic for residual overcurrent protection ECRWPSCH
Function
Operate mode of WEI logic
Operate voltage 3U0 for WEI
trip
Operate time for current
reversal logic
Delay time for current reversal
Coordination time for weak-
end infeed logic
Hitachi Power Grids
GUID-CC9A02C2-AAE8-4B8C-A091-D4ED584A2EA7 v1
Range or value
(1–100)% of IBase
(1–100)% of IBase
(0.000–60.000) s
(0.000–60.000) s
(0.000–60.000) s
M16051-2 v11
Range or value
Off
Echo
Echo & Trip
(5-70)% of UBase
(0.000-60.000) s
(0.000-60.000) s
(0.000–60.000) s
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Accuracy
±1.0% of I
r
±1.0% of I
r
±0.2% or ±35 ms whichever is greater
±0.2% or ±35 ms whichever is greater
±0.2% or ±35 ms whichever is greater
Accuracy
-
±0.5% of U
r
±0.2% or ±30 ms whichever is greater
±0.2% or ±30 ms whichever is greater
±0.2% or ±30 ms whichever is greater
1MRK 511 404-BEN N
101