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Sel SEL-351A - APPENDIX G: SETTING SELOGIC CONTROL EQUATIONS; RELAY WORD BITS

Sel SEL-351A
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Date Code 20010307 Setting SELOGIC
®
Control Equations G-1
SEL-351A Instruction Manual
APPENDIX G: SETTING SELOGIC
®
CONTROL EQUATIONS
6(/2*,&
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VKLSPHQW
RELAY WORD BITS
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6HH7DEOHLQ6HFWLRQ6HWWLQJWKH5HOD\IRUDFRPSOHWHOLVWLQJRI5HOD\:RUGELWVDQGWKHLU
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Relay Word Bit Operation Example—Phase Time-Overcurrent Element 51PT
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IROORZLQJ5HOD\:RUGELWVDUHWKHORJLFRXWSXWVRIWKHSKDVHWLPHRYHUFXUUHQWHOHPHQW
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SKDVHWLPHRYHUFXUUHQWSLFNXSVHWWLQJ33
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Phase Time-Overcurrent Element 51PT Pickup Indication
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WKHOHYHORIWKHSKDVHWLPHRYHUFXUUHQWSLFNXS
VHWWLQJ335HOD\:RUGELW3LVLQWKHIROORZLQJVWDWH
3  ORJLFDO

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