ABB REC650 ANSI User Manual

S
R
SR
Q
OR
AND
AND
30 ms
OR
BackupTrip A
BFP Started A
Reset A
BLOCK
Retrip Time Out A
ANSI09000976-3-en.vsd
Time out A
BFI_3P
BFI_A
0
150ms
ANSI09000976 V3 EN
Figure 53: Simplified logic scheme of the CCRBRF (50BF) starting logic
AND
AND
AND
AND
AND
OR
OR
OR
a
b
a>b
AND
a
b
a>b
Pickup_BlKCont
AND
Time out A
BFP Started A
Reset A
52a_A
Current High A
Contact Closed A
ANSI09000977-2-en.vsd
FunctionMode
OR
OR
Current
Contact
Current and Contact
1
Pickup_PH
CB Closed A
I_A
ANSI09000977 V2 EN
Figure 54: Simplified logic scheme of the CCRBRF (50BF), CB position evaluation
200 ms
AND
AND
OR
OR
OR
TRRET_C
TRRET_B
BFP Started A
Retrip Time Out A
CB Closed A
TRRET
CB Pos Check
No CBPos Check
OR
From other
phases
ANSI16000502-1-en.vsd
RetripMode
1
30 ms
0
0-t1
ANSI16000502 V1 EN
Figure 55: Simplified logic scheme of the retrip logic function
Section 6 1MRK 511 287-UUS A
Current protection
140
Technical manual

ABB REC650 ANSI Specifications

General

Brand	ABB
Model	REC650 ANSI
Category	Controller
Language	English