Thytronic Pro-N NVA100X-D - Page 166

166
NVA100X-D - Manual - 02 - 2016
FUNCTION CHARACTERISTICS
I
EC
I
EC
I
EC
tEC>>
def
IECCLP>>
def
IEC>>
def
IECCLP>>Mode
tECCLP>>
tEC>>
RES
IEC>> Enable
tEC>>>
def
IECCLP>>>
def
IEC>>>
def
IECCLP>>>Mode
tECCLP>>>
tE C>>>
RES
IEC>>> Enable
tEC>
def
IECCLP>
def
IEC>
def
tEC>
inv
IECCLP>
inv
IEC>
inv
IEC>Curve
IECCLP>Mode
tECCLP>
tEC>
RES
IEC> Enable
all-F50N-51N.ai
≥
IEC>> inhibition
BLK1IE1>>>
IEC>>>BF
IEC>>> Element
Start IEC>>>
Start IEC>>>
Trip IEC>>>
&
IEC>> disbyIEC>>>
&
IEC>>>BLK2IN
&
IEC> disbyIEC>>>
BLK1IEC>>
IEC>> Element
BLK2OUT
Start IEC>>
&
IEC> disbyIEC>>
&
IEC>>BLK1
&
IEC>>BLK2IN
IEC> inhibition
Block1
BLK1IEC>
CLPIEC>
Start IEC>
Trip IEC>
Start IEC>>
Trip IEC>>
Start IEC>>
Trip IEC>>
CLPIE1>>
CLPIE1>>>
IEC> Element
BLK2OUT
BLK4OUT
BLK4OUT
BLK2INIEC>
BLK2INIEC>>
&
IEC>BLK1
Block2
&
IEC>BLK2IN
Start I2ndh>
&
IEC>2ndh-REST
IEC>BLK2OUT
Start I2ndh>
&
IEC>>2ndh-REST
Start I2ndh>
&
IEC>>>2ndh-REST
&
IEC>>>BF
IEC>>BF
IEC>> Trip
&
IEC>>BF
IEC>BF
Trip IEC>
&
IEC>BF
Start IEC>
&
IEC>>BLK2OUT
Start IEC>>
&
BLK2OUT
IEC>>>BLK2OUT
Start IEC>>>
&
IEC>BLK4
Start IEC>
&
IEC>>BLK4
Start IEC>>
&
BLK4OUT
IEC>>>BLK4
Start IEC>>>
&
Block1
Block2
&
IEC>>>BLK1
Block1
Block2
Start IEC>
&
Start IEC>>
&
Start IEC>>>
&
Start IEC>>
&
BLK2INIEC>>>
Start IEC>>>
&
Start IEC>
&
Note Inside diagrams and text the IEC is the current residual current calculated by the vector sum of the currents
of the selected side (the H or L side)
General logic diagram of the calculated residual current elements - 50N(Comp)/51N(Cmp)