Seg High Tech MRI3-ITE, Manual

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44 TB MRI3-ITE(R) 12.00 E
Setting list MRI3-ITE(R)
Project: SEG-job.-no.:
Function group: = Location: + Relay code: -
Relay functions: Password:
Date:
Note !
All settings must be checked at site and should the occasion arise, adjusted to the object/item to be protected.
Setting of parameters
System parameter MRI3
Function Unit type MRI3- IT ITE ITER Default Actual
setting setting
L1; L2; L3 I
primär
(phase) X X X SEK
E I
primär
(earth) X X SEK
IE>; UE> U
prim
/U
sek
(earth) X SEK
1:1 / 3pha / e-n X 3pha
50 / 60 Hz X X X 50Hz
Indication activation X X X FLSH
P2/FR Parameter switch/external triggering for FR X X X SET1
Parameter protection
Function Unit
IT ITE ITER Default
settings
Actual
settings
2 parameter sets X X X Set 1/Set 2 Set 1 Set 2
I
B,A
Base current of the thermal overload protection
(low set element) x I
N
X X X 0.40
k
A
Constant X X X 0.50
I
B,T
Base current of the thermal overload protection
(high set element) x I
N
X X X 0.40
k
T
Constant X X X 0.50
τ
C
Time constant (cooling down) min X X X 0.5
τ
W
Time constant (warming up) min X X X 0.5
I> Pickup value for phase overcurrent x I
N
X X X 0.20
CHAR I> Tripping characteristic for phase overcurrent element X X X DEFT
tI> Trip delay for phase overcurrent element (s) X X X 0.06
I>+CHARI> Reset Modus X X X
I>> Pickup value for overcurrent high set element x I
N
X X X 1.00
tI>> Trip delay for overcurrent high set element s X X X 0.06
1:1/3pha/e-n Residual voltage measuring X 3pha
U
E
Pickup value for residual voltage V X 1/2/5
I
E>
Pickup value for earth fault low set element x I
N
X X 0.01
WARN/TRIP Warning/tripping setting X X TRIP
CHAR I
E
Tripping characteristic for earth fault overcurrent element X DEFT
tIE> Trip delay for earth fault overcurrent element (s) X X 0.06
IE>+CHAR I> Reset Mode s X 0
IE>> Pickup value for earth fault high set element x I
N
X X 0.01
tIE>> Trip delay for earth fault high set element s X X 0.06
SIN/COS SIN/COS - setting X SIN
Block/Trip Block/trip - time s X X EXIT
t
CBFP
Trip time circuit breaker failure protection X X X X EXIT
RS* Baud-Rate of serial interface X X X 9600
RS* Parity check of serial interface X X X even
RS Slave Address of serial interface X X X 1
*only Modbus Protocol