Thytronic SME2-IS - Automation Functions; Hot Line Tag Function; Automatic Reclosing - 79; Synchrocheck Relay - 25

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SME2-IS - Manual - 06 - 2021
TECHNICAL CHARACTERISTICS
 Automation functions
Function selection for BLIND reception (FSL SelBlindIn) I>>, I>>>, I>>>>, IED>, IED>>,
IED>>>, ∑IED>>>>, IE>, IE>>
Function selection for BLIND emission (FSL SelBlindOut) I>>, I>>>, I>>>>, IED>, IED>>,
IED>>>, IED>>>>, IE>, IE>>
BLIND wait time (tFSL-Att) 0.000...0.500 s
BLIND additional time (tFSL-Add) 0.000...0.100 s
BLIND delay time (tFSL-Tr) 0.000...0.500 s
Selectivity failure time (tFSL-RGFake) 0.000...0.500 s
Tripping memorisation time with TS PRES V failure (tFSL-RGD) 0.000...0.500 s
Blind to UP time (tFSL-RVUP) 60...300 s
 Hot Line Tag function
Function enable HLT button
 Automatic reclosing - 79
Re-closing cycle type (79 Type) Complete/Standard
Line type (79 LineType) Mixed/Cable
Reclosing program (79 Mode) Rapid/Rapid+Slow
Number of memorised reclosings (N.DAR) 0...5
Rapid wait (t
rdt
) 0.10...1.00 s
Slow wait (t
sdt
) 1...200 s
Neutralisation time (t
r
) 1...200 s
Automation end time (t
fa
) 1...360 min
Discrimination time from slow mixed line request (t
d1-mista
) 0...10 s
Discrimination time from slow cable line request (t
d1-cavo
) 0...10 s
Discrimination time from memorized re-closing (t
d2
) 0...10 s
Re-closing trigger I>>, I>>>, I>>>>, IE>, IE>>. IED>,
IED>>, IED>>>, IED>>>>, 51A, 67A
 Synchrocheck relay - 25
Common congurations:
• Minimum stabilisation time (t
STAB
) 0.10...10.00 s
• Breaker closing time (t
CB-CLOSE
) 0.02...0.20 s
• Synchrocheck timeout (timeout
-SYNC
) 1...20 min
• Synchronisation emission delay (t
SYNC
) 0.00...60.0 s
• Upper voltage limit threshold (V
max-SYNC
) 0.50...1.50 E
n
• Lower voltage limit threshold (V
min-SYNC
) 0.20...1.50 E
n
• Permitted frequency range for V1, V2 (f
RANGE
) f
n
±0.5...3.0 Hz
• Frequency measurement repeatability (Rof>
SYNC
) 0.00...0.60 Hz
Parameters:
• Synchronism/asynchronism threshold (df-
GRID
) 0.01...0.10 Hz
• Frequency difference with f1>f2 (df
12-SYNC
) 0.02...1.00 Hz
• Frequency difference with f2>f1 (df
21-SYNC
) 0.02...1.00 Hz
• Voltage difference with V1>V2 (dV
12-SYNC
) 0.01...0.40 E
n
• Voltage difference with V2>V1 (dV
21-SYNC
) 0.01...0.40 E
n
• Phase difference with V2 in advance of V1 (dp
12-SYNC
) 1...60°
• Phase difference with V2 behind V1 (dp
21-SYNC
) 1...60°
• No voltage threshold V1 (V
1
<
SYNC
) 0.05...0.60 E
n
• No voltage threshold V2 (V
2
<
SYNC
) 0.05...0.60 E
n
• Minimum no voltage time V1 (t
V1
<
SYNC
) 0.00...10.0 s
• Minimum no voltage time V2 (t
V2
<
SYNC
) 0.00...10.0 s