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Thytronic XMR-V 4V User Manual

Thytronic XMR-V 4V
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FUNCTION CHARACTERISTICS
213
RESET
t
EC>
0T
t
EC>RES
T0
1
t
EC>def
t
EC>inv
t
EC>RES
Start IEC>
Trip IEC>
CB-State
Start I
2ndh>
ONInhibit
(from IEC>> and/or IEC>>> residual overcurrent element)
ONEnable IEC> residual overcurrent element
IEC> inhibition
Block1, Block2, Block4
&
T 0
t
ECCLP>
&
2nd harmonic restraint enable (ONEnable)
IEC>2ndh-REST
IECCLP>Mode
t
E
CCLP
>
TRIPPING MATRIX
(LED+RELAYS)
I
EC
> Curve
0T
A
B
C
A =“1”A =“0 or OFF”
Output
t
ECCLP>
IEC> Enable
IEC> calculated residual overcurrent element Block diagram
t
ECCLP>
CB State CB OPEN CB CLOSED CB OPEN
Output t
ECCLP>
t
0.1 s
HIGH THRESHOLD/
BLOCK
LOW THRESHOLD/
UNBLOCK
HIGH THRESHOLD/
BLOCK
A = ON - Change setting
B = OFF
C = ON - Element blocking
I
E
C>TR-K
I
E
C>TR-L
I
E
C>ST-L
I
E
C>ST-K
1
CLPI
E
C>
I
EC
1
(Pickup within CLP)
(Pickup outside CLP)
I
ECCLP>def
I
ECCLP>inv
I
E
C
I
ECCLP
>
&
State
I
E
C
>
inv
I
E
C
I
E
C
>
def
I
E
C
I
E
C
>
inv
I
E
C
>
def
&
State
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)
Calculated residual overcurrent - 50N(Comp)/51N(Comp) - First element logic diagram (IEC>) Sheet 1 of 2
XMR-D EQUIPMENT MANUAL
Ed. 2.9 - 02/2021

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Thytronic XMR-V 4V Specifications

General IconGeneral
BrandThytronic
ModelXMR-V 4V
CategoryProtection Device
LanguageEnglish

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