2-28
Specifications
Date Code 20000503
SEL-251-1 Instruction Manual
D
EMAND
A
MMETERS
7KH6(/5HOD\SURYLGHVGHPDQGDPPHWHUVIRUSKDVHDQG]HURVHTXHQFHJURXQGUHVLGXDO
FXUUHQWV3HDNGHPDQGVDUHVDYHG7KHGHPDQGDPPHWHUVEHKDYHPXFKOLNHORZSDVVILOWHUV
UHVSRQGLQJWRJUDGXDOWUHQGV7KHGHPDQGDPPHWHUWLPHFRQVWDQWLVXVHGIRUDOOWKUHHGHPDQG
DPPHWHUV7KHWLPHFRQVWDQWLVVHWWDEOHIURPWRPLQXWHV
)LJXUHVKRZVWKHSKDVHDQGJURXQGUHVLGXDOGHPDQGDPPHWHUVIURPWRSWRERWWRP/HWV
FRQFHQWUDWHRQWKHERWWRPGLDJUDPJURXQGUHVLGXDOGHPDQGDPPHWHUWRXQGHUVWDQGGHPDQG
DPPHWHUIXQFWLRQVLQJHQHUDO
3UHVHQWJURXQGUHVLGXDOFXUUHQW,5LVWKHLQSXWLQWRWKHJURXQGUHVLGXDOGHPDQGDPPHWHUDQG
JURXQGUHVLGXDOGHPDQGFXUUHQW1'WLVWKHRXWSXW,IWKHJURXQGUHVLGXDOGHPDQGFXUUHQWLV
1'DWW DQGWKHJURXQGUHVLGXDOFXUUHQW,5LVFRQVWDQWDWW '$7&WKHJURXQGUHVLGXDO
GHPDQGFXUUHQWZLOOEH
1''$7& ,51'1' ,51'
,IWKHJURXQGUHVLGXDOGHPDQGFXUUHQWZDVUHVHWDWW 1' DWW '$7&WKH
JURXQGUHVLGXDOGHPDQGFXUUHQWZRXOGEH
1''$7& ,5
)RUDOOGHPDQGDPPHWHUVLQJHQHUDOLIGHPDQGFXUUHQWLVUHVHWDWW DQGDFRQVWDQWLQSXWFXUUHQW
LVDSSOLHGWKHGHPDQGFXUUHQWRXWSXWZLOOEHRIWKHFRQVWDQWLQSXWFXUUHQWYDOXHDWW '$7&
6HWWDEOHGHPDQGDPPHWHUWKUHVKROGVDUHDYDLODEOHIRUDOOWKUHHGHPDQGDPPHWHUVLQXQLWVRIDPSV
VHFRQGDU\7KHWKUHVKROGVDUH3'(0DQG1'(0IRUWKHSKDVHDQGJURXQGUHVLGXDOGHPDQG
DPPHWHUVUHVSHFWLYHO\
,IGHPDQGFXUUHQWVH[FHHGDWKUHVKROGWKHUHVSHFWLYH5HOD\:RUGELW
3'(0
RU
1'(0
LV
DVVHUWHG7KHVH5HOD\:RUGELWVFDQDODUPIRUSKDVHRYHUORDGRUUHVLGXDOFXUUHQWXQEDODQFHDQG
FDQZDUQRILPSHQGLQJRYHUFXUUHQWUHOD\SLFNXSDQGWLPLQJWRWULSGXHWRVXFKRYHUORDGDQG
XQEDODQFHFRQGLWLRQV
F
AULT
L
OCATOR
7KHIDXOWORFDWRURSHUDWHVRQO\LIDQHYHQWUHSRUWLVWULJJHUHGDQGDWOHDVWRQHRIWKHRYHUFXUUHQW
HOHPHQWSLFNXSVLQ5HOD\:RUGURZ5LVSLFNHGXS7RGLVDEOHWKHIDXOWORFDWRUVHWOLQHOHQJWK
//WR
7KHIROORZLQJSDUDPHWHUVLQ)LJXUHDUHXVHGIRUIDXOWORFDWLQJ
)LJXUH&XUUHQW/LPLWLQJ5HDFWRUDQG/LQH,PSHGDQFHV
Summary of Contents for SEL-251-1
Page 3: ......
Page 4: ......
Page 8: ......
Page 10: ......
Page 56: ...2 40 Specifications Date Code 20000503 SEL 251 1 Instruction Manual LJXUH 6 HPDQG PPHWHUV ...
Page 58: ...2 42 Specifications Date Code 20000503 SEL 251 1 Instruction Manual LJXUH 6 ORVH RJLF LDJUDP ...
Page 94: ......
Page 126: ......
Page 132: ......
Page 154: ......
Page 155: ...SEL DIRECTION AND POLARITY CHECK FORM ...
Page 156: ......
Page 157: ... ...
Page 158: ......
Page 192: ......
Page 194: ......
Page 196: ......