Function Block; Signals; Settings - ABB REL650 Technical Manual

Section 9
Frequency protection
9.3.3
9.3.4
9.3.5
Table 173: SAPFRC Group settings (basic)
Name
Operation
StartFreqGrad
IntBlockLevel
tDelay
Table continues on next page
310
analog inputs, refer to Application manual/IED application/Analog inputs/
Setting guidelines.

Function block

SAPFRC
U3P*
BLOCK
BLKTRIP RESTORE
BLKREST BLKDMAGN
IEC06000281-2-en.vsd
IEC06000281 V2 EN-US
Figure 155: SAPFRC function block

Signals

Table 171: SAPFRC Input signals
Name
U3P
BLOCK
BLKTRIP
BLKREST
Table 172: SAPFRC Output signals
Name
TRIP
START
RESTORE
BLKDMAGN

Settings

Values (Range) Unit
Off -
On
-10.00 - 10.00 Hz/s
0.0 - 100.0 %UB
0.000 - 60.000 s
TRIP
START
Type Default Description
GROUP -
SIGNAL
BOOLEAN 0
BOOLEAN 0
BOOLEAN 0
Type Description
BOOLEAN
BOOLEAN
BOOLEAN
BOOLEAN
Step Default
- Off
0.01 0.50
1.0 50.0
0.001 0.200
1MRK 506 382-UEN A
Three phase group signal for voltage inputs
Block of function
Blocking operate output
Blocking restore output
Trip signal
Start signal
Restore signal for load restoring purposes
Blocking indication due to low amplitude
Description
Operation Off / On
Frequency gradient start value, the sign
defines direction
Internal blocking level in % of UBase
Operate time delay
Line distance protection REL650 2.2 IEC
M14968-3 v6
PID-6754-INPUTSIGNALS v2
PID-6754-OUTPUTSIGNALS v2
PID-6754-SETTINGS v2
Technical manual