Seg MRM3, Manual

Page: 23 / 46

TB MRM3 07.01 E 23
Relay functions Output relays Displayed
figures
Corresponding
LED
Symbol Function 1 2 3 4
ϑ > Alarm X _ 2 _ _ ϑ > red
I
B
> Alarm X _ 2 _ _ I
B
> green
I
B
> + τ
W
Tripping X 1 _ _ _ I
B
> green/ τ
W
green
I< Alarm X _ 2 _ _ I< red
tI< Tripping X 1 _ _ _ I< red / t> red
I> Alarm X _ 2 _ _ I> red
tI> Tripping X 1 _ _ _ I> red / t> red
I>> Alarm X _ 2 _ _ I>>red/Start green
I>> Start Alarm X _ 2 _ _ I>> red
tI>> Tripping X 1 _ _ _ I>> red / t> red
I2> Alarm X _ 2 _ _ I2> red
tI2> Tripping X 1 _ _ _ I2> red / t> red
I
E
> Alarm X _ 2 _ _ I
E
>
red
tI
E
> Tripping X 1 _ _ _ I
E
>
red / t> red
t
CBFP
Tripping _ _ _ _ CB green
Ext. Trip
Undelayed Tripping X 1 _ _ _ Trip red
Ext. Trip
Delayed Tripping X 1 _ _ _ Trip red / t> red
Start/Block Start blocking X _._.3._ Start green/
Block green
Start Motor starting _ _ _ _ Start green
Operation Motor running X _ _ _ 4 S/R green
Start time Excessive start-
ing time X 1 _ _ _ Start green/t> red
Table 5.6: Example of an Allocation Matrix of the Output Relays (Default Setting))
5.10 Measuring Value and Fault
Indications
5.10.1 Measuring Value Indications
The following measuring values can be displayed during
normal operation:
• Current in phase 1 (LED L1 green),
•
Current in phase 2 (LED L2 green),
•
Current in phase 3 (LED L3 green),
• Earth current (LED E green),
•
Load unbalance current (LED I2 green),
• Temperature equivalent ϑ in % (LED ϑ green),
•
Operating hours (LED h yellow)
•
Number of motor starts (LED No. green)
• Time until tripping in min. (LED Trip/t> red)
•
Remaining time of start blocking in min. (LED
Start/Block green and t> red)
•
Date and time (LED
!
green)