Date Code 20010215
Maintenance and Testing
7-47
SEL-321-2 Instruction Manual
,
9
P
=
=
P
=
)
=
)7
=
¼
-
¼
=
(TXDWLRQ
µ
=
-
µ
=
µ
=
9
9
9
9
9
9
&
%
$
(
)
9
9
9
9
µ
=
µ
¼
µ
+
-
µ
¼
µ
+
µ
¼
=
µ
=
µ
=
-
µ
=
$
,
$
,
$
,
&
%
$
(
)
$
,
$
,
-
µ
=
-
µ
¼
=
8VLQJ(TXDWLRQWRFDOFXODWH=FWKHUHVXOWLV
(
)
(
)
W
-
=
¼
-
¼
=
W
=
W
-
=
)7
=
)7
=
P
=
F
=
7KHUHOD\H[DPSOH=)VHWWLQJLV
W
=FDSSOLHG
W
LVOHVVWKDQWKH
=)7WKUHVKROG
W
WKHUHIRUHWKH4)HOHPHQWDVVHUWVZKHQWKHVHVLJQDOV
DUHDSSOLHG,I=FDSSOLHGLVJUHDWHUWKDQWKH=)7VHWWLQJVHOHFWQHZWHVWFXUUHQW
DQGYROWDJHVXVLQJWKHVWHSVRXWOLQHGDERYH
6WHS
7XUQRQWKHYROWDJHVRXUFHV$SSO\9
$
9
%
DQG9
&
DWWKHPDJQLWXGHVDQGDQJOHV
OLVWHGLQ7DEOH7XUQRQWKHFXUUHQWWHVWVRXUFH6HWWKHFXUUHQWDQJOHWR
6ORZO\LQFUHDVHWKHPDJQLWXGHRIFXUUHQWDSSOLHGXQWLOWKH=*HOHPHQWDVVHUWV
FDXVLQJ287WRFORVH7KLVRFFXUVZKHQFXUUHQWDSSOLHGLVDSSUR[LPDWHO\$
1RWH
$V\RXSHUIRUPWKLVWHVWRWKHUSURWHFWLRQHOHPHQWVPD\DVVHUWFDXVLQJWKHUHOD\WR
FORVHRWKHURXWSXWFRQWDFWVDQGDVVHUWUHOD\WDUJHWV7KLVLVQRUPDODQGLVQRWDFDXVH
IRUFRQFHUQ
Ground Quadrilateral Distance Element Resistive Reach Test Using Three Voltage
Sources and One Current Source
1RWH
7KLVWHVWUHIHUVGLUHFWO\WRWKH=RQHJURXQGTXDGULODWHUDOGLVWDQFHHOHPHQWEXWPD\
EHDSSOLHGWRDQ\RWKHUIRUZDUGUHDFKLQJJURXQGTXDGULODWHUDOGLVWDQFHHOHPHQW]RQH
7RWHVWUHYHUVHUHDFKLQJ]RQHVVLPSO\DGG
WRWKHFDOFXODWHGWHVWFXUUHQWSKDVH
DQJOH9HULI\FRUUHFWRSHUDWLRQRIWKH45HOHPHQWIRUWKHWHVWYROWDJHDQGFXUUHQW
VLJQDOVXVLQJ(TXDWLRQLQWKH1HJDWLYH6HTXHQFH'LUHFWLRQDO(OHPHQW7HVW
3URFHGXUH
Содержание SEL-321-2
Страница 4: ......
Страница 8: ......
Страница 10: ......
Страница 18: ......
Страница 71: ...Date Code 20010215 Specifications 2 49 SEL 321 2 Instruction Manual LJXUH RJLF 6 PERO HJHQG ...
Страница 77: ...Date Code 20010215 Specifications 2 55 SEL 321 2 Instruction Manual LJXUH 6XSHUYLVRU 3KDVH 2YHUFXUUHQW OHPHQWV ...
Страница 78: ...2 56 Specifications Date Code 20010215 SEL 321 2 Instruction Manual LJXUH 2XW RI 6WHS LVWDQFH OHPHQW RJLF ...
Страница 79: ...Date Code 20010215 Specifications 2 57 SEL 321 2 Instruction Manual LJXUH 2XW RI 6WHS ORFN DQG 7ULS RJLF ...
Страница 80: ...2 58 Specifications Date Code 20010215 SEL 321 2 Instruction Manual LJXUH RDG QFURDFKPHQW RJLF ...
Страница 82: ...2 60 Specifications Date Code 20010215 SEL 321 2 Instruction Manual LJXUH 3KDVH 7LPH 2YHUFXUUHQW OHPHQW RJLF ...
Страница 87: ...Date Code 20010215 Specifications 2 65 SEL 321 2 Instruction Manual LJXUH 9ROWDJH OHPHQW RJLF ...
Страница 102: ......
Страница 156: ......
Страница 252: ......
Страница 253: ...SEL DIRECTION AND POLARITY CHECK FORM ...
Страница 254: ......
Страница 255: ...SEL DIRECTION AND POLARITY CHECK FORM ...
Страница 256: ......
Страница 260: ......
Страница 326: ......
Страница 328: ......
Страница 332: ......
Страница 336: ......