Signals; Settings; Operation Principle - ABB Relion 650 Series REB650 Technical Manual

1MRK 505 288-UEN A
9.2.4
9.2.5
Table 93: TCSSCBR Non group settings (basic)
Name Values (Range)
Operation
tDelay
9.2.6
Technical manual

Signals

Table 91: TCSSCBR Input signals
Name
TCS_STATE
BLOCK
Table 92: TCSSCBR Output signals
Name
ALARM

Settings

Unit
Off -
On
0.020 - 300.000 s

Operation principle

The function can be enabled and disabled with the Operation setting. The
corresponding parameter values are "On" and "Off".
The operation of trip circuit supervision can be described by using a module diagram.
All the modules in the diagram are explained in the next sections.
GUID-9D3B79CB-7E06-4260-B55F-B7FA004CB2AC V1 EN
Figure 68: Functional module diagram
Trip circuit supervision generates a current of approximately 1.0 mA
through the supervised circuit. It must be ensured that this current will
not cause a latch up of the controlled object.
Secondary system supervision
Type Default Description
BOOLEAN 0 Trip circuit fail indication from I/O-card
BOOLEAN 0 Block of function
Type Description
BOOLEAN Trip circuit fault indication
Step Default
- On
0.001 3.000
Section 9
Description
Operation Off/On
Operate time delay
159