Thytronic DMC3S - Page 72

72
DMC3S - Manual - 08 - 2021
I
E
I
E
3V
o
3V
o
3V
o
3V
o
I
E
≥1
&
&
foglio 3
P
&
State
I
ED>inv
I
E
∙cosϕ ≥ I
ED>inv
I
E
∙cosϕ ≥ 0
I
ED>def
Angle Semisector
&
State
I
E
∙cosϕ ≥ I
ED>def
I
E
≥1
&
State
I
ED>inv
I
E
∙cosϕ ≥ I
ED>inv
I
ED>def
&
State
I
E
∙cosϕ ≥ I
ED>def
I
E
≥1
&
State
I
ED>inv
I
E
∙cosϕ ≥ M∙I
ED>inv
I
ED>def
&
State
I
E
∙cosϕ ≥ M∙I
ED>def
OFF
ON
Insens-Zone
Φ
E
inside trip sector
I
E
Φ
E
inside trip sector
≥1
≥1
&
State
U
ED>inv
≥ U
ED>def
≥ U
ED>inv
U
ED>def
&
State
3V
o
I
E
I
E
∙cosϕ ≥ 0
&
≥1
&
State
U
ED>inv
≥ M∙U
ED>def
≥ M∙U
ED>inv
U
ED>def
&
State
&
≥1
&
State
U
ED>inv
≥ U
ED>def
≥ U
ED>inv
U
ED>def
&
State
3V
o
I
E
TRIP
3V
o
I
E
TRIP
I
E
Insens-Zone
OFF
ON
U
E
U
EC
3Votype67N
3V
o
I
I∙cos
Mode67N
≥ M∙threshold
M
Insens-Zone OFF
Insens-Zone ON
Common congurations
IE
Trip
sector
Characteristic
angle
ΦΕ
ϕ
UE
UEC
Characteristic semi-axis
Angular trip sector
semi-amplitude
Functional diagram of the rst threshold (IED>) of the ground directional overcurrent function 67N - Projection mode (sheet 2 of 3)