Sel SEL-351A - VOLTAGE ELEMENTS

3-28 Overcurrent, Voltage, Synchronism Check, and Frequency Elements Date Code 20010307
SEL-351A Instruction Manual
VOLTAGE ELEMENTS
(QDEOHQXPHURXVYROWDJHHOHPHQWVE\PDNLQJWKHHQDEOHVHWWLQJ
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Voltage Values
7KHYROWDJHHOHPHQWVRSHUDWHRIIRIYDULRXVYROWDJHYDOXHVVKRZQLQ7DEOH
7DEOH9ROWDJH9DOXHV8VHGE\9ROWDJH(OHPHQWV
9ROWDJH 'HVFULSWLRQ
9
$
 $SKDVHYROWDJHIURP6(/$5HOD\UHDUSDQHOYROWDJHLQSXW9$
9
%
 %SKDVHYROWDJHIURP6(/$5HOD\UHDUSDQHOYROWDJHLQSXW9%
9
&
 &SKDVHYROWDJHIURP6(/$5HOD\UHDUSDQHOYROWDJHLQSXW9&
9
$%
 3KDVHWRSKDVHYROWDJH
9
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 3KDVHWRSKDVHYROWDJH
9
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 3KDVHWRSKDVHYROWDJH
9
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 =HURVHTXHQFHYROWDJH
9

 1HJDWLYHVHTXHQFHYROWDJH
9

 3RVLWLYHVHTXHQFHYROWDJH
9
6
 6\QFKURQLVPFKHFNYROWDJHIURP6(/$5HOD\UHDUSDQHOYROWDJHLQSXW96
VHH1RWH
1RWH 9ROWDJH9
6
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VXEVHFWLRQ6\QFKURQLVP&KHFN(OHPHQWV9ROWDJH9
6
LVDOVRXVHGLQWKHWKUHHYROWDJH
HOHPHQWVGHVFULEHGDWWKHHQGRI7DEOHDQGLQ)LJXUH7KHVHYROWDJHHOHPHQWV
DUHLQGHSHQGHQW
RIWKHV\QFKURQLVPFKHFNHOHPHQWVHYHQWKRXJKYROWDJH9
6
LVXVHGLQ
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Voltage Element Settings
7DEOHOLVWVDYDLODEOHYROWDJHHOHPHQWVDQGWKHFRUUHVSRQGLQJYROWDJHLQSXWVDQGVHWWLQJV
UDQJHVIRU6(/$5HOD\VDOVRUHIHUWR)LJXUH
1RWH 9ROWDJHHOHPHQWSLFNXSVHWWLQJVVKRXOGQRWEHVHWQHDU]HUREHFDXVHWKH\FDQDVVHUWRU
GHDVVHUWGXHWRQRLVHZKHQQRVLJQDOLVDSSOLHG6(/UHFRPPHQGVDPLQLPXPVHWWLQJRI
9