FUNCTION CHARACTERISTICS
104
NA30 - Manual - 04 - 2022
67NS4-proiezione.ai
I
E
I
E
3V
o
I
E
&
&
I
EDCLP>>>>def
sheet 3
P
A
&
State
I
E
∙cos
ϕ
≥
I
EDCLP>>>>def
I
E
∙cos
ϕ
≥
0
I
ED>>>>def
Angle
Semisector
I
E
∙cos
ϕ
≥
I
ED>>>>def
OFF
ON
Insens-Zone
Φ
E
inside trip sector
I
E
Φ
E
inside trip sector
≥
1
A = ON - Change setting within CLP
A =“ON”
A =“OFF”
A = ON - Change setting within CLP
A =“ON”
A =“OFF”
3V
o
I
E
I
E
∙cos
ϕ
≥
0
&
&
3V
o
I
E
TRIP
A = ON - Change setting within CLP
A =“ON”
CLP
A =“OFF”
I
E
Common configurations
Insens-Zone
OFF
ON
U
E
U
EC
3Votype67N
3V
o
I
I∙cos
Mode67N
≥
M∙threshold
M
Insens-Zone OFF
3V
o
I
E
TRIP
Insens-Zone ON
3V
o
&
State
U
ED>>>>def
≥
M∙U
ED>>>>def
3V
o
&
State
U
ED>>>>def
≥
U
ED>>>>def
3V
o
&
State
U
ED>>>>def
≥
U
ED>>>>def
I
E
∙cos
ϕ
≥
M∙I
ED>>>>def
I
E
I
EDCLP>>>>def
A
&
State
I
E
∙cos
ϕ
≥
M∙I
EDCLP>>>>def
I
ED>>>>def
I
E
∙cos
ϕ
≥
I
ED>>>>def
I
E
I
EDCLP>>>>def
A
&
State
I
E
∙cos
ϕ
≥
I
EDCLP>>>>def
I
ED>>>>def
Ground directional overcurrent (67N) - Fourth element logic diagram (IED>>>>) - Projecting operating mode (sheet 2 of 4)
Characteristic axis
Half
operating sector
Half
operating sector
I
ED
threshold
I
E
Φ
E
o
Φ
EC
Characteristic angle
U
E
U
EC
Trip sector
(toward
No trip sector
(toward busbar)
