Section 11 Control; Apparatus Control Apc; Application - ABB RET650 Applications Manual

Relion 650 series, transformer protection
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1MRK 504 169-UEN A
Section 11
11.1
11.1.1
Transformer protection RET650 2.2 IEC
Application manual
Control

Apparatus control APC

Application

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.
Section 11
Control
IP14560-1 v2
IP14931-1 v1
M13443-4 v13
175

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