Apparatus Control Apc; Application - ABB RELION 650 Series Applications Manual

1MRK 504 158-UEN A
11.2

Apparatus control APC

11.2.1

Application

The apparatus control is a function for control and supervising of circuit breakers,
disconnectors, and earthing switches within a bay. Permission to operate is given after
evaluation of conditions from other functions such as interlocking, synchrocheck, operator
place selection and external or internal blockings.
Figure 69
commands. Commands to an apparatus can be initiated from the Control Centre (CC), the
station HMI or the local HMI on the IED front.
IED
Apparatus
Control
I/O
IEC08000227 V1 EN-US
Figure 69: Overview of the apparatus control functions
Features in the apparatus control function:
• Operation of primary apparatuses
• Select-Execute principle to give high security
• Selection and reservation function to prevent simultaneous operation
• Selection and supervision of operator place
• Command supervision
• Block/deblock of operation
• Block/deblock of updating of position indications
• Substitution of position indications
• Overriding of interlocking functions
Application manual
The complete apparatus control function is not included in this product, and
the information below is included for understanding of the principle for the use
of QCBAY, LOCREM, LOCREMCTRL, SCILO, SCSWI, SXCBR.
gives an overview from what places the apparatus control function receive
Station HMI
Local
HMI
IED
Apparatus
Control
breakers disconnectors earthing switches
cc
GW
Local
HMI
Apparatus
I/O
Station bus
Local
HMI
IED
Control
I/O
IEC08000227.vsd
Section 11
Control
IP14560-1 v2
IP14931-1 v1
M13443-4 v12
163