ABB REB500 - Page 46

Section 5 1MRK 505 350-UEN
Additional protection options
38 Technical Manual
Distributed busbar protection REB500
Figure 8 Block diagram of BFP (logic type 1)
1)
OCDT_trip PDF_trip Trip-intertrip
137 40_Start BFP L1L2L3_1 137 45_Start BFP L1L2L3_2 137 50_Start BFP L1L2L3_3 137 55_Start BFP L1L2L3_4 137 60_Start BFP L1L2L3_5 13765_Start BFP L1L2L3_6 137 10_Start BFP L1_1 137 15_Start BFP L1_2 137 70_BP_Start BFP L1 137 20_Start BFP L2_1 137 25_Start BFP L2_2 137 75_BP_Start BFP L2 137 30_Start BFP L3_1 137 35_Start BFP L3_2 137 80_BP_Start BFP L3
1) The switch is closed for logic version 3 2) Also used by trip redirection (Chapter 11.11) 3) For logic version 4, overriding timer t2
≥1 ≥1 ≥1 ≥1
211 05_EXTERNAL TRIP
Timer t1 active
137 05_Exte rnal Start BFP
Timer t2 active
13205_Block BFP (BU) 33210_Block BFP (CU)
≥1
I
MAX (L1, L2, L3)
> setting
I
L1
I
L2
I
L3
I
L1
> setting
I
L2
> setting
I
L3
> setting
&
S
R
≥1 ≥1 ≥1
& & &
0t 0t 0t
233 15_BFP TRIP L1 233 20_BFP TRIP L2 233 25_BFP TRIP L3
&
0t
137 90_BP Ext. Start BFP
≥1
&
& &
≥1
&
&
0t
0t
2)
&
≥1
234 05_BFP blocked 434 05_BFP blocked (CU) 23110_BFP REMOTE TRIP Intertrip 23335_Trip by BFP 23310_BFP trip t2 43310_BFP trip t2 (CU)
2)
3)
I
L0
I
L0
> setting
IΣ 4)
0t
Active for L0
≥1
≥1
&
≥1
&
Conne ct phase start signals
233 40_BFP TRIP L0
≥1
13795_Start BFP L0_1 13796_Start BFP L0_2 13797_BP_Start BFP L0
43305_BFP trip t1 (CU) 23305_BFP trip t1 23105_BFP TRIP
≥1
13785_BP_Start BFP L1L2L3 137 61_BP_Start BFP L1L2L3_5
≥1
≥1
&
4) Neutral current derived internally
‚1'
‚1'
3I0 calculated
CT CT
≥1
Remote Trip t2 Remote Trip t1
Internal signal Setting (by default disabled) Setting (by default enabled)
Timer t1-L0
Timer t1 Timer t1 Timer t1 Timer t1
Timer t2
≥1
BFP blocked
Transfer trip
impulse width
138 05_Start BFP Q0 no I_1 138 10_Start BFP Q0 no I_2
≥1
115 30_Breaker_Position (closed)
&
&
≥1
≥1
&
5)
5) Breaker position is valid an d the signal is engineered and con nected 6) If 13805 or 13810 is configured but not the 13530 then this start inputs have no effect
6)
Breaker Signal valid