34
TB MRM3 07.01 E
7.3.6 External trip delay
Parameter
LED
Setting range
Step
Tolerance
Trip+t>
0,1...260
EXIT
Switching delay in s
No trip
0.02; 0.05; 0.1; 0.5;
1.0; 2.0; 5.0; 10.0;
20.0 s
±
3% of the setting
value or
±
20ms
7.3.7 Trip blocking beginning with the adjusted rated current
Parameter
LED
Setting range
Step
Tolerance
Trip+Block 0.5...40
EXIT
Trip blocking from
threshold value (x I
N
)
Function is switched off
0,02; 0,1; 0,2; 0,5; 1,0 x
I
N
±
3% of the setting
value or
±
10mA
7.3.8 Start parameter
Parameter
LED *
Setting range
Step
Tolerance
Start blocking
Start+No
AUTO*
1.0... 60.0
EXIT
Supervision by thermal
reserve
Supervision by interval
time:
Duration of the start pe-
riod (min)
No supervision
1.0 min.
±
2s for one start cycle
*faded out in AUTO
No.
1...20
Permitted starts per pe-
riod
1
*faded out in AUTO
Start+Block
+t>
VARI
1.0...60
Remaining interval time
Fixed start blocking time
min.
1.0 min.
±
3% of the setting
value or
±
20ms
Start recognition time
Start+t>
0.02...500
Earliest RUNNING rec-
ognition s
0.02; 0.05; 0.1; 0.5; 1.0;
2.0; 5.0; 10.0; s
±
3% of the setting
value or
±
20ms
max starting time
(Protective function
againsst prolonged start
procedure)
I>+0+t>
0.02...500
EXIT
Trip delay s
Step switched off
0.02; 0.05; 0.1; 0.5; 1.0;
2.0; 5.0; 10.0; s
±
3% of the setting
value or
±
20ms
Stopping time
STOP recognition
I<+0+t>
0.05...10,0
Time until STOP is rec-
ognised s
0.02; 0.05; 0.1; 0.2 s
±
3% of the setting
value or
±
20ms
7.3.9 Interface parameter
Parameter
LED *
Setting range
Step
Tolerance
RS
1 - 32
Slave-Adress
RS
2400
4800
9600
Baud-Rate
*
*
*/**
RS
even
odd
no
Parity
even*/**
odd*
none*
* selectable when Modbus Protocol is used
** fixed setting for RS485
Содержание MRM3
Страница 1: ...MRM3 Motor Protection Relay ...