ABB ret650 - Section 11 Control; Apparatus Control APC; Application

Section 11 Control
11.1 Apparatus control APC
IP14560-1 v2
11.1.1 Application
IP14931-1 v1
M13443-4 v13
The apparatus control is a functionality 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.
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.
Figure
63 shows from which places the apparatus control function receives
commands. The commands to an apparatus can be initiated from the Control
Centre (CC), the station HMI or the local HMI on the IED front.
1MRK 504 169-UEN A Section 11
Control
Transformer protection RET650 2.2 IEC 175
Application manual