Fun_67S3.ai
I
L1
I
L1
∙cos
≥1
≥1
ON≡Inhibit (fromIPD>>>> element)
ON≡Enable IPD>>> directional overcurrent element
IPD>>> inhibition
&
&
&
&
&
I
PDCLP>>def
≥ I
PDCLP
>>>
A
B
C =“2/3”
C
Non-directional
(from 74VT)
Non-directional
D =“1/3”
A = Directional
B = Non-directional
Logic67
C
D
IPD>>> Enable
≥1
CB-State
Start I
2ndh>
Block1, Block2, Block4
T 0
t
CLP>
&
2nd harmonic restraint enable (ON≡Enable)
I>2ndh-REST
IPDCLP>>>Mode
t
PDCLP
>>>
A
B
C
A =“1”A =“0 or OFF”
IPD> overcurrent directional element (67) block diagram
A = ON - Change setting within CLP
B = OFF - CLP disabled
C = ON - Element blocking within CLP
≥1
CLP IPD>>>
IPD> inhibition
&
State
≥
I
PD>>>def
I
PD>>>def
Settore
ThetaP>>>
Settore
Settore
Mode67
I
L2
I
L2
∙cos
I
L3
I
L3
∙cos
I
L1
I
L2
I
L3
I
PDCLP>>>def
≥ I
PDCLP
>>>def
&
State
≥
I
PD>>>def
I
PD>>>def
≥1
Block by 74VT (ON≡Block)
Internal or external
OFF
74VT
74VTint/ext67
t
PD>>RES
T0
RESET
t
PD>>>def
0T
t
PD>>>RES
IPD>disby IPD>>>
Start IPD>>>
Trip IPD>>>
TRIPPING MATRIX
(LED+RELAYS)
IPD>>>TR-K
IPD>>>TR-L
IPD>>>ST-L
IPD>>>ST-K
t
PD>>>def
D
A
B
&
IPD>> inhibition
IPD>>disby IPD>>>
Start IPD>>>
Start IPD>>>
Input U
31
Input U
23
Input U
12
Phase directional overcurrent (67) - Third element logic diagram (IPD>>>)
To Next Page
Loading...
