GE C60 Instruction Manual page 450

Breaker protection system
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CONTROL ELEMENTS
5
In runtime, AR mode can be changed through the mode control logic as shown in the following diagram. Initially, the
autorecloser runs in the mode as per
pass. The AR mode is switched to the new mode when
Only one of four activation inputs is high, and
operand is low, and
AP RIP
The mode to be activated is different from the current AR mode
The logic allows activation of one mode at a time. Simultaneous multiple activations are ignored and mode switching does
not happen. However, a FlexLogic operand,
initiated, or a single activation is initiated but recloser is already in progress.
5-282
Figure 5-150: Single-pole autoreclose logic (Sheet 1 of 3)
setting. Then the relay checks the AR activation inputs in each protection
AR MODE
FAIL, is asserted if either simultaneous multiple activations are
AR MODE SWITCH
C60 BREAKER PROTECTION SYSTEM – INSTRUCTION MANUAL
CHAPTER 5: SETTINGS

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