Siemens SENTRON VL Series System Manual page 94

3VL molded-case circuit breaker
4.1 Brief description
The following list provides an overview of the transferrable data of COM20.
Table 4- 1
List
Switching on or off (in conjunction with a motorized operating
mechanism)
Delete alarm and tripping operation buffer
Delete min./max. measured values
Delete maintenance information
ON or OFF status
Tripped signals
Tripped signals with cause of tripping operation, tripping current and
time stamp
Alarm (e.g. overload)
Max. phase current of a phase
Phase currents with min./max. value and time stamp
Neutral conductor current with min./max. value and time stamp
Read/write to LCD ETU
Read ETU
Number and type of LSIG tripping operations
Operating hours
Type of trip unit: LSIG
3/4-pole switch
Current sensor rating
Serial no. of the trip unit
Software version of the trip unit
Time synchronization
ZSI functionality
* without time stamp
94
Connection of the SENTRON VL trip units
3WL/3VL circuit breakers with communication capability - PROFIBUS
System Manual, 03/2011, A5E01051353-02
ETU + BDA PLUS
COM20
✓
✓
max. only
✓
✓ ✓
✓ ✓
✓ ✓
✓ ✓
✓ ✓
max. only ✓
max. only* ✓ without
min./max.
read only ✓
✓
✓
✓
✓ ✓
✓ ✓
✓ ✓
✓ ✓
✓ ✓
✓
✓