7-16
Maintenance and Testing
Date Code 20010215
SEL-321-2 Instruction Manual
Serial Communication Equipment Connections
$WHUPLQDORU3&ZLWKFRPPXQLFDWLRQVVRIWZDUHLVQHFHVVDU\WRPDNH6(/
2*,&
&RQWURO(TXD
WLRQVVHWWLQJFKDQJHVDQGH[DPLQHUHOD\HYHQWUHSRUWV:HUHFRPPHQGXVLQJDWHUPLQDOGXULQJ
UHOD\WHVWLQJ)LJXUHVKRZVW\SLFDOFRQQHFWLRQVEHWZHHQDFRPSXWHUDQGWKH6(/
5HOD\3RUW&RPSOHWHGHWDLOVUHJDUGLQJVHULDOFRPPXQLFDWLRQVZLWKWKHUHOD\PD\EHIRXQGLQ
6HFWLRQ&RPPXQLFDWLRQV
WARNING
!
8VHRQO\VHULDOFRPPXQLFDWLRQVFDEOHVPDQXIDFWXUHGE\6(/RUEXLOW
WR6(/VSHFLILFDWLRQVZLWKWKH6(/5HOD\'DPDJHWRWKHUHOD\
RU\RXUFRPPXQLFDWLRQHTXLSPHQWPD\UHVXOWIURPWKHXVHRILQFRUUHFW
FRPPXQLFDWLRQFRQQHFWLRQV
)LJXUH &RPPXQLFDWLRQV&RQQHFWLRQV%HWZHHQWKH6(/5HOD\DQGD7HUPLQDO
T
EST
P
ROCEDURES
7KLVVHFWLRQLQFOXGHVRXWOLQHWHVWSURFHGXUHVIRURYHUFXUUHQWGLUHFWLRQDOSKDVHGLVWDQFHDQG
JURXQGGLVWDQFHHOHPHQWVLQFOXGHGLQWKH6(/5HOD\7KHSURFHGXUHVDUHJHQHUDOVRWKDW
WKH\PD\EHDSSOLHGWRDQ\VSHFLILFHOHPHQWRU]RQH
Overcurrent Elements
7KH6(/5HOD\LQFOXGHVSKDVHUHVLGXDOQHJDWLYHVHTXHQFHDQGSRVLWLYHVHTXHQFHRYHU
FXUUHQWHOHPHQWV7KHW\SHRIRYHUFXUUHQWHOHPHQWXQGHUWHVWGHWHUPLQHVWKHWHVWFRQQHFWLRQV
UHTXLUHG6RPHHOHPHQWVDUHVXSHUYLVHGE\GLUHFWLRQDOHOHPHQWVRUGLVWDQFHHOHPHQWV
7KHVWHSVQHFHVVDU\WRSHUIRUPDQRYHUFXUUHQWHOHPHQWWHVWDUHVKRZQEHORZ
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: ......