Date Code 20010215
Maintenance and Testing
7-41
SEL-321-5 Instruction Manual
PXVWH[FHHGWKH/VHWWLQJDSSOLHGUHVLGXDOFXUUHQWPXVWH[FHHGWKH*VHWWLQJ
DQGDSSOLHG,
PXVWH[FHHGWKH4)VHWWLQJ
7KH/RYHUFXUUHQWHOHPHQWVRSHUDWHEDVHGXSRQWKHPDJQLWXGHRIWKHSKDVH
FXUUHQW8VLQJWKHFXUUHQWFRQQHFWLRQVVKRZQLQ)LJXUHWKHPDJQLWXGHRI,
$
LV
HTXDOWRWKHPDJQLWXGHRIWKHDSSOLHGWHVWFXUUHQW:LWKD/VHWWLQJRI$
/SLFNVXSZKHQ,
7(67
LVJUHDWHUWKDQ$
7KH*RYHUFXUUHQWHOHPHQWVRSHUDWHEDVHGXSRQWKHPDJQLWXGHRIWKHUHVLGXDO
FXUUHQW8VLQJWKHFXUUHQWFRQQHFWLRQVVKRZQLQ)LJXUHWKHPDJQLWXGHRI,
5
LV
HTXDOWRWKHPDJQLWXGHRIWKHDSSOLHGWHVWFXUUHQW,
$
:LWKD*VHWWLQJRI$
*SLFNVXSZKHQ,
7(67
LVJUHDWHUWKDQ$
7KH4)QHJDWLYHVHTXHQFHRYHUFXUUHQWHOHPHQWRSHUDWHVEDVHGXSRQWKH
PDJQLWXGHRI,
DSSOLHG8VLQJWKHFXUUHQWFRQQHFWLRQVVKRZQLQ)LJXUHZHFDQ
FDOFXODWHWKHPDJQLWXGHRI,
DSSOLHGEDVHGXSRQWKHPDJQLWXGHRI,
7(67
(
)
(
)
7(67
&
%
7(67
$
&
%
$
&
%
$
,
,
VR
,
,
DQG
,
,
,
D
,
D
,
,
,
D
,
D
,
,
=
¼
=
=
=
¼
+
¼
+
=
¼
¼
+
¼
+
¼
=
:LWKD4)VHWWLQJRI$4)SLFNVXSZKHQ,
7(67
LVJUHDWHUWKDQ$
6HOHFWWKHPDJQLWXGHRI,
$
JUHDWHUWKDQWKH/*DQG4)VHWWLQJVEXWOHVV
WKDQWKHPD[LPXPFXUUHQWRXWSXWFDSDELOLW\RIWKHFXUUHQWWHVWVRXUFH
,QWKLVH[DPSOHVHOHFW ,
7(67
$7KLVVHOHFWLRQIXOILOOVWKHVXSHUYLVRU\
RYHUFXUUHQWFRQGLWLRQVGHVFULEHGDERYH
7KHUHDFKRIWKHGLVWDQFHHOHPHQWXQGHUWHVWLQVHFRQGDU\ LVGHILQHGE\WKH
HOHPHQWVHWWLQJ,QWKLVFDVH=0* 7KHLPSHGDQFHPHDVXUHGE\WKHUHOD\
IRUDJURXQGIDXOWLVGHWHUPLQHGE\WKHIDXOWHGSKDVHYROWDJHIDXOWHGSKDVHFXUUHQW
DQGWKHUHVLGXDOFXUUHQWPXOWLSOLHGE\WKH]HURVHTXHQFHFXUUHQWFRPSHQVDWLRQ
IDFWRUN7KH6(/5HOD\XVHVN0DQGN$VHWWLQJVWRGHILQHWKH]HUR
VHTXHQFHFXUUHQWFRPSHQVDWLRQIDFWRUIRU=RQHJURXQGGLVWDQFHHOHPHQWV7KH
N0DQGN$VHWWLQJVWRGHILQHNIRUWKHUHPDLQLQJ]RQHV7KHLPSHGDQFH
PHDVXUHGE\WKHUHOD\JURXQGPKRGLVWDQFHHOHPHQWIRUD=RQHIDXOWLVGHILQHGE\
WKHIROORZLQJHTXDWLRQ
5
$
$
$*
,
N
,
9
=
¼
+
=
(TXDWLRQ
:KHUHN N0
µ
N$
)RUDIDXOWRQDUDGLDOV\VWHPDQGZKHQWHVWLQJDJURXQGGLVWDQFHHOHPHQWXVLQJD
VLQJOHFXUUHQWVRXUFH,
$
,
5
,QWKLVFDVH(TXDWLRQFDQEHVLPSOLILHG
(
)
N
,
9
=
$
$
$*
+
¼
=
(TXDWLRQ
Summary of Contents for SEL-321-5
Page 6: ......
Page 8: ......
Page 16: ......
Page 70: ...2 50 Specifications Date Code 20010215 SEL 321 5 Instruction Manual LJXUH RJLF 6 PERO HJHQG ...
Page 88: ...2 68 Specifications Date Code 20010215 SEL 321 5 Instruction Manual LJXUH 9ROWDJH OHPHQW RJLF ...
Page 106: ......
Page 152: ......
Page 158: ......
Page 252: ......
Page 253: ...SEL DIRECTION AND POLARITY CHECK FORM ...
Page 254: ......
Page 255: ...SEL DIRECTION AND POLARITY CHECK FORM ...
Page 256: ......
Page 260: ......
Page 318: ......
Page 322: ......
Page 326: ......
Page 328: ......
Page 330: ......
Page 334: ......
Page 336: ......
Page 338: ......
Page 344: ......