12.4
Apparatus control APC
IP14560-1 v2
12.4.1
Functionality
M13444-3 v15
The apparatus control functions are used for control and supervision 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, and
LOCREMCTRL.
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, XLNPROXY.
The apparatus control function APC10 for up to 10 apparatuses is used for control
and supervision 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.
Apparatus control features:
•
Select-Execute principle to give high reliability
•
Selection 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 and quality indications
•
Overriding of interlocking functions
•
Overriding of synchrocheck
•
Operation counter
•
Suppression of mid position
Two types of command models can be used:
•
Direct with normal security
•
SBO (Select-Before-Operate) with enhanced security
Section 12
1MRK 505 394-UEN A
Control
348
Line differential protection RED650 2.2 IEC
Technical manual
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