Activation Status Of Protective Functions - Siemens SENTRON 3WA System Manual

Status of the circuit breaker

3.10 Activation status of protective functions

3.10 Activation status of protective functions
Which protective functions are activated in the circuit breaker can be indicated and evaluated
in the register "Activation status of protective functions".
Protective functions that require a voltage tap have a second data point. This indicates
whether the necessary voltage tap is present.
Example: Protective function "Undervoltage protective function ON" with second data point
"Overvoltage protective function active".
Name
Activation status of protective functions
Description
LT protective function ON
ST protective function ON
MCR protective function ON
MCR protective function active
INST protective function ON
N protective function ON
GF REF protective function ON
GF UREF protective function ON
RC protective function ON
Reverse power protective function ON
Reverse power protective function active
dST protective function ON
dST protective function active
Undervoltage protective function ON
Overvoltage protective function active
Underfrequency protective function ON
Underfrequency protective function active
Overfrequency protective function ON
Overfrequency protective function active
Current unbalance protective function ON
Current unbalance protective function active
Voltage unbalance protective function ON
Voltage unbalance protective function active
Forward power protective function ON
Reverse power protective function ON
THD voltage protective function ON
THD voltage protective function active
THD current protective function ON
THD current protective function active
Phase rotation protective function ON
Phase rotation protective function active
RC protective function active
26
Register (0x0000 HEX)
0x61E5
Bit
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
3WA Air Circuit Breaker Communication
System Manual, 11/2021, 92310000004-02