Status Of The Etu Error Messages (Self-Monitoring Function) - Siemens SENTRON 3WA System Manual

3.11

Status of the ETU error messages (self-monitoring function)

The ETU600 electronic trip unit has a self-monitoring and diagnostics function.
The messages of the watchdogs and diagnostics functions can be indicated and evaluated in
the "ETU error messages" register.
Note
Depending on the severity of the error, the circuit breaker may trip. An ETU600 error should
always be checked by your Service personnel.
Bit 1 of register 0x61DA (ETU status) is a type of group signal for register 0x61DE. If an error
message is active, bit 1 of register 0x61DA (ETU status) is also active.
Name
ETU error messages
Description
ETU defective (ERROR code 0x00000001)
ETU defective (ERROR code 0x00000002)
ETU defective (ERROR code 0x00000004)
ETU defective (ERROR code 0x00000008)
Option plug defective
ETU defective (ERROR code 0x00000020)
ETU defective (ERROR code 0x00000040)
ETU defective (ERROR code 0x00000080)
ETU defective, rotary switch I
ETU defective, rotary switch t
ETU defective, rotary switch I
ETU defective, rotary switch t
ETU defective, rotary switch I
ETU defective (ERROR code 0x00002000)
ETU defective (ERROR code 0x00004000)
ETU defective (ERROR code 0x00008000)
ETU defective (ERROR code 0x00010000)
ETU defective (ERROR code 0x00020000)
ETU firmware update error
ETU defective (ERROR code 0x00080000)
ETU defective (ERROR code 0x00100000)
VTM defective
ETU defective (ERROR code 0x00400000)
ETU defective (ERROR code 0x00800000)
Current sensor L1 defective
Current sensor L2 defective
Current sensor L3 defective
Current sensor N defective
3WA Air Circuit Breaker Communication
System Manual, 11/2021, 92310000004-02
3.11 Status of the ETU error messages (self-monitoring function)
r
r
sd
sd
I
Status of the circuit breaker
Register (0x0000 HEX)
0x61DE
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
28
29
30
31
27