Schweitzer Engineering Laboratories SEL-321-5 User manual

SEL-321-5
PHASE AND GROUND DISTANCE RELAY
DIRECTIONAL OVERCURRENT RELAY
FAULT LOCATOR
INSTRUCTION MANUAL
SCHWEITZER ENGINEERING LABORATORIES
2350 NE HOPKINS COURT
PULLMAN, WA USA 99163-5603
TEL: [phone] FAX: [phone]

!
:$51,1*7KLVGHYLFHLVVKLSSHGZLWKGHIDXOW
SDVVZRUGV'HIDXOWSDVVZRUGVVKRXOGEHFKDQJHG
WRSULYDWHSDVVZRUGVDWLQVWDOODWLRQ)DLOXUHWR
FKDQJHHDFKGHIDXOWSDVVZRUGWRDSULYDWH
SDVVZRUGPD\DOORZXQDXWKRUL]HGDFFHVV6(/
VKDOOQRWEHUHVSRQVLEOHIRUDQ\GDPDJHUHVXOWLQJ
IURPXQDXWKRUL]HGDFFHVV
!
$9(57,66(0(17 HWpTXLSHPHQWHVW
H[SpGLpDYHFGHVPRWVGHSDVVHSDUGpIDXW$
OLQVWDOODWLRQOHVPRWVGHSDVVHSDUGpIDXWGHYURQW
rWUHFKDQJpVSRXUGHVPRWVGHSDVVHFRQILGHQWLHOV
'DQVOHFDVFRQWUDLUHXQDFFqVQRQDXWRULVpj
OpTXLSHPHQWSRXUUDLWrWUHSRVVLEOH6(/GpFOLQH
WRXWHUHVSRQVDELOLWpSRXUWRXWGRPPDJHUpVXOWDQW
GHFHWDFFqVQRQDXWRULVp
The software (firmware), schematic drawings, relay commands, and relay messages are copyright protected by the United States Copyright Law and International
Treaty provisions. ll rights are reserved.
You may not copy, alter, disassemble, or reverse-engineer the software. You may not provide the software to any third party.
ll brand or product names appearing in this document are the trademark or registered trademark of their respective holders.
Schweitzer Engineering Laboratories, SELOGIC, Connectorized, Job Done, SEL-PROFILE, and are registered trademarks of Schweitzer Engineering Laboratories.
The English language manual is the only approved SEL manual.
Copyright © SEL 1997, 1998, 1999, 2000, 2001 ( ll rights reserved) Printed in US .
This product is covered by U.S. Patent Numbers: 4,996,624; 5,041,737; 5,208,545; 5,262,679; 5,325,061; 5,349,490; 5,365,396; 5,367,426; 5,479,315; 5,515,227;
5,694,281; and 5,731,943; 5,790,418; 5,793,750; and U.S. Patent(s) Pending, and Foreign Patent(s) Issued and Pending.

Date Code 20010215 Manual Change Information i
SEL-321-5 Instruction Manual
MANUAL CHANGE INFORMATION 
7KHGDWHFRGHDWWKHERWWRPRIHDFKSDJHRIWKLVPDQXDOUHIOHFWVWKHFUHDWLRQRUUHYLVLRQGDWH
'DWHFRGHVDUHFKDQJHGRQO\RQSDJHVWKDWKDYHEHHQUHYLVHGDQGDQ\IROORZLQJSDJHVDIIHFWHG
E\WKHUHYLVLRQVLHSDJLQDWLRQ,IVLJQLILFDQWUHYLVLRQVDUHPDGHWRDVHFWLRQWKHGDWHFRGHRQ
DOOSDJHVRIWKHVHFWLRQZLOOEHFKDQJHGWRUHIOHFWWKHUHYLVLRQGDWH
(DFKWLPHUHYLVLRQVDUHPDGHERWKWKHPDLQWDEOHRIFRQWHQWVDQGWKHDIIHFWHGLQGLYLGXDOVHFWLRQ
WDEOHRIFRQWHQWVDUHUHJHQHUDWHGDQGWKHGDWHFRGHLVFKDQJHGWRUHIOHFWWKHUHYLVLRQGDWH
&KDQJHVLQWKLVPDQXDOWRGDWHDUHVXPPDUL HGEHORZPRVWUHFHQWUHYLVLRQVOLVWHGDWWRS

5HYLVLRQ
'DWH 6XPPDU\RI5HYLVLRQV
7KH0DQXDO&KDQJH,QIRUPDWLRQVHFWLRQKDVEHHQFUHDWHGWREHJLQDUHFRUGRIUHYLVLRQVWR
WKLVPDQXDO$OOFKDQJHVZLOOEHUHFRUGHGLQWKLV6XPPDU\RI5HYLVLRQVWDEOH
 5HLVVXHGHQWLUHPDQXDOWRUHIOHFWWKHIROORZLQJFKDQJHV
8SGDWHGWRQHZPDQXDOIRUPDW
6HFWLRQ8SGDWHG3RZHU6XSSO\LQIRUPDWLRQ
 5HLVVXHG6HFWLRQ&RPPXQLFDWLRQVWRFRUUHFWSDJLQDWLRQHUURUV
 8SGDWHG0,5525('%,76IRUPDWWKURXJKRXWWRUHIOHFWQHZWUDGHPDUN
'HOHWHGWKH2SWLRQDOMXPSHUVHOHFWDEOHLQSXWVIURP6HFWLRQ6SHFLILFDWLRQV
'HOHWHGWKH&RQILJXUHWKH&RQWURO,QSXW9ROWDJHVXEVHFWLRQDQGUHIHUHQFHWR
WKHFRQWUROLQSXWYROWDJHXQGHUWKH6HW-XPSHUVVXEVHFWLRQLQ6HFWLRQ
,QVWDOODWLRQ
'HOHWHGWKH&RQWURO,QSXW9ROWDJHVXEVHFWLRQLQ$SSHQGL[-,QWHUIDFH RDUG
6SHFLILFDWLRQVDQGUHQXPEHUHGILJXUHV
 &RUUHFWHGVSHOOLQJHUURULQ)LJXUHFDSWLRQ±³5HDO´WR³5HDU´
6HFWLRQ&RPPXQLFDWLRQV8SGDWHG7DEOHVDQGWRLQFOXGH0%
SURWRFRO&KDQJHGWRRQSDJH
6HFWLRQ,QVWDOODWLRQ8SGDWHGILJXUHFDSWLRQVIRU)LJXUHVDQG
$SSHQGL[+8SGDWHGWRLQFOXGH0%SURWRFRO
$SSHQGL[-5HSODFHG)LJXUH-
 8SGDWHGIRUPDWLQ7DEOHRI&RQWHQWVLQ6HFWLRQVDQG
8SGDWHG)LJXUHLQ6HFWLRQ,QWURGXFWLRQ
8SGDWHG)LJXUHVWKURXJKLQ6HFWLRQ6SHFLILFDWLRQV
6HFWLRQ
- &XUUHQW7UDQVIRUPHU5DWLRXSGDWHG±DOOFDOFXODWLRQVLQ6HFWLRQ
$SSOLFDWLRQVEDVHGRQ&75XSGDWHGDOOHOHPHQWVHWWLQJVEDVHGRQ&75
FDOFXODWLRQXSGDWHG
- 3DJH±6HWWLQJV=)DQG=5XSGDWHGXQGHU1HJDWLYH6HTXHQFH
'LUHFWLRQD ( HPHQW6HWWLQJV


ii Manual Change Information Date Code 20010215
SEL-321-5 Instruction Manual
5HYLVLRQ
'DWH 6XPPDU\RI5HYLVLRQV
- 6HWWLQJV6KHHWV3DJHRI±&RUUHFWHGRPLVVLRQRI2))RSWLRQWR
(%/.'DQG(7'38VHWWLQJVXQGHU3HUPLVVLYH2YHUUHDFKLQJ6FKHPH
6HWWLQJV
6HFWLRQ
- 5HPRYHGFRQQHFWRUL HGUHIHUHQFHVDQGUHQXPEHUHGILJXUHV
- $GGHGFODULI\LQJ1RWHQHDUWKHWRSRI3DJH
- 8SGDWHG)LJXUH5H D\'LPHQVLRQVDQG'UL 3 DQ&RQYHQWLRQD 
7HUPLQD % RFN9HUVLRQ
8SGDWHG)LJXUH%LQ$SSHQGL[ 6(/0DLQ RDUG-XPSHU
&RQQHFWRUDQG6RFNHW/RFDWLRQV
5HIRUPDWWHG7DE H,QRGDWHFRGHFKDQJH
 8SGDWHG$SSHQGL[$)LUPZDUH9HUVLRQV,PSURYHGGLDJQRVWLFV
 6HFWLRQ
- $GGHG&%$'5%$'DQG/%2.HOHPHQWVWRHOHPHQWWDEOHV
- 0%SURWRFROUHSODFHV5SURWRFROLQ&RPPXQLFDWLRQV3RUW6SHFLILFDWLRQV
- &RUUHFWHG)LJXUHVDQG
 6HFWLRQ&200DQG/223FRPPDQGVDGGHGDQG(5(67$57VHWWLQJDGGHG
WR6(7*FRPPDQG
 6HFWLRQ6HWWLQJV6KHHWVPRGLILHG
 6HFWLRQ&ODULILHGDQGH[SDQGHG
 $SSHQGL[)&RUUHFWHG)LJXUH)
&KDQJHGSUHYLRXV$SSHQGL[+6(/5HOD\)DFWRU\6HWWLQJVWR
$SSHQGL[,
$GGHGQHZ$SSHQGL[+0LUURUHG LWV
$GGHGQHZ$SSHQGL[-,QWHUIDFH RDUG6SHFLILFDWLRQV


Date Code 20010215 Table of Contents i
SEL-321-5 Instruction Manual
SEL-321-5 INSTRUCTION MANUAL
TABLE OF CONTENTS
SECTION 1: INTRODUCTION
SECTION 2: SPECIFICATIONS
SECTION 3: COMMUNICATIONS
SECTION 4: EVENT REPORTING
SECTION 5: APPLICATIONS
SECTION 6: INSTALLATION
SECTION 7: MAINTENANCE AND TESTING
SECTION 8: APPENDICES
A endix A: Firmware Versions in This Manual
A endix B: SEL-321-5 Main Board Jum er, Connector, and Socket
Locations
A endix C: A lication Guidelines
A endix D: ONEBUS: Program to Com ute Test Set Settings for
Testing Distance Relays
A endix E: SEL-5601 Analytic Assistant
A endix F: S ecial A lication Settings
A endix G: Additional SEL-321-5 Relay Communications Protocol
A endix H: MIRRORED BITS™ Communications
A endix I: SEL-321-5 Relay Factory Settings
A endix J: Interface Board S ecifications
SEL-321-5 TARGET INFORMATION
SEL-321-5 RELAY COMMAND SUMMARY

Date Code 20010215 Introduction i
SEL-321-5 Instruction Manual
TABLE OF CONTENTS
SECTION 1:INTRODUCTION................................................................. 1-1
*HWWLQJ6WDUWHG 
2YHUYLHZ  
(YHQW5HSRUWLQJ 
$SSOLFDWLRQ+LJKOLJKWV  
2WKHU)HDWXUHV 
FIGURES
)LJXUH 6(/)URQW3DQHO2QH,2%RDUG9HUVLRQ 
)LJXUH 6(/5HDU3DQHO2QH,2%RDUG9HUVLRQ 
)LJXUH 6(/5HDU3DQHO7ZR,2%RDUG9HUVLRQ  
)LJXUH 7KUHH3KDVHDQG3KDVH3KDVH'LVWDQFH&KDUDFWHULVWLFV  
)LJXUH *URXQG'LVWDQFH&KDUDFWHULVWLFV 
)LJXUH ,QVWDQWDQHRXV'HILQLWH7LPHDQG7LPH2YHUFXUUHQW&KDUDFWHULVWLFV  
)LJXUH 6(/2*,&

&RQWURO(TXDWLRQV3URJUDPPDEOH&RQWURO/RJLF 
)LJXUH 6(/$QDO\WLF$VVLVWDQW  



Date Code 20010215 Introduction 1-1
SEL-321-5 Instruction Manual
SECTION 1: INTRODUCTION
GETTING STARTED
7KLVLQVWUXFWLRQPDQXDOSURYLGHVGHVFULSWLYHLQIRUPDWLRQDQGLQVWUXFWLRQVIRUWKH6(/
5HOD\7KHLQVWUXFWLRQVLQWKLVPDQXDODUHGHVLJQHGIRUXVHE\SHUVRQQHOZLWKDEDFNJURXQGLQ
SRZHUHQJLQHHULQJDQGH[SHULHQFHLQSURWHFWLYHUHOD\DSSOLFDWLRQV$GHWDLOHGWHFKQLFDO
GHVFULSWLRQRIWKHUHOD\DQGH[DPSOHVRILWVDSSOLFDWLRQDUHLQFOXGHG:KLOHUHDVRQDEOHH[DPSOHV
DQGLOOXVWUDWLRQVRIUHOD\XVHVDUHJLYHQVRXQGMXGJPHQWPXVWEHH[HUFLVHGDWDOOWLPHVLQLWV
DSSOLFDWLRQ
7KHPDQXDOLVGLYLGHGLQWRVHFWLRQVZLWKWKHIROORZLQJLQIRUPDWLRQ 
6HFWLRQ,QWURGXFWLRQ *HQHUDOLQIRUPDWLRQ
6HFWLRQ6SHFLILFDWLRQV 'HWDLOHGWHFKQLFDOGHVFULSWLRQRIHDFKIHDWXUH
6HFWLRQ&RPPXQLFDWLRQV 8VHULQWHUIDFHDQGSURWRFRO
6HFWLRQ(YHQW5HSRUWLQJ 'HVFULEHVFRQWHQWDQGXVH
6HFWLRQ$SSOLFDWLRQV +RZWRDSSO\DQGVHW
6HFWLRQ,QVWDOODWLRQ :LULQJDQGFRQILJXUDWLRQ
6HFWLRQ 0DLQWHQDQFHDQG7HVWLQJ ,QLWLDOFKHFNRXWDQGWHVWV
6HFWLRQ$SSHQGLFHV 
OVERVIEW
7KHIROORZLQJSDJHVSUHVHQWDEULHIRYHUYLHZRIWKHIXQFWLRQVDQGFKDUDFWHULVWLFVRIWKHUHOD\

)URP)URQW3DQHO
 6HWUHOD\  6ZLWFKVHWWLQJJURXSV
 5HDGPHWHUDQGRWKHUGDWD  3DVVZRUGSURWHFWLRQ
)LJXUH 6(/)URQW3DQHO2QH,2%RDUG9HUVLRQ 

1-2 Introduction Date Code 20010215
SEL-321-5 Instruction Manual

)LJXUH 6(/5HDU3DQHO2QH,2%RDUG9HUVLRQ 

)LJXUH 6(/5HDU3DQHO7ZR,2%RDUG9HUVLRQ 

Date Code 20010215 Introduction 1-3
SEL-321-5 Instruction Manual

 )RXUPKR]RQHV
 7ZRTXDGULODWHUDO]RQHVIRU226
 7ZRORDG]RQHV
 6HWRQO\FKDUDFWHULVWLFV\RXQHHG
 $OO]RQHVUHYHUVLEOH
)LJXUH 7KUHH3KDVHDQG3KDVH3KDVH'LVWDQFH&KDUDFWHULVWLFV


 )RXUPKR]RQHV
 )RXUTXDGULODWHUDO]RQHV
 8VHUTXDGULODWHUDOPKRQRQHRUERWK
)LJXUH *URXQG'LVWDQFH&KDUDFWHULVWLFV

1-4 Introduction Date Code 20010215
SEL-321-5 Instruction Manual

 )RXU86IRXU,(&FXUYH
IDPLOLHV
 3KDVHUHVLGXDODQG
QHJDWLYHVHTXHQFHHOHPHQWV
 7RUTXHFRQWUROODEOHE\
GLVWDQFHDQGGLUHFWLRQDO
HOHPHQWV
 2QHF\FOHRUHOHFWUR
PHFKDQLFDOUHVHW
FKDUDFWHULVWLFV
 )RXULQVWDQWDQHRXVGHILQLWH
WLPHHOHPHQWVIRUQHJDWLYH
VHTXHQFHDQGIRUUHVLGXDO
RYHUFXUUHQW
)LJXUH ,QVWDQWDQHRXV'HILQLWH7LPHDQG7LPH2YHUFXUUHQW&KDUDFWHULVWLFV


 $VVLJQLQSXWIXQFWLRQV
 &UHDWHRXWSXWIXQFWLRQV
VSHFLILFWRDQ\DSSOLFDWLRQV
 'HVLJQXQLTXHWULSDQG
FRQWUROVFKHPHV
 0LQLPL]HH[WHUQDOWLPHUV
DX[LOLDU\UHOD\VZLULQJDQG
SDQHOVSDFH
 (YHQWUHSRUWLQJUHFRUGVDOO
ORJLF
)LJXUH 6(/2*,&

&RQWURO(TXDWLRQV3URJUDPPDEOH&RQWURO/RJLF

Date Code 20010215 Introduction 1-5
SEL-321-5 Instruction Manual
4
4
4
/
=/2$'







   
,
$

,
%

,
&
9
$

9
%

9
&

,



,



,

'
L
J
L
W
D
O
V
&\FOHV
,$ ,% ,& 9$ 9%
9& , , ,
 2VFLOORJUDSKLFGLVSOD\V
XVLQJWKH6(/
$QDO\WLF$VVLVWDQWDQG
VDPSOHVF\FOHGDWD
 &RQGHQVHGVDPSOHVF\FOH
UHSRUWLQJ
 )XOOUHSRUWJLYHVFRPSOHWH
VWDWHRILQSXWVRXWSXWVDQG
HOHPHQWVHYHU\F\FOH
 5HDGWKH$6&,,WH[WIRUPDW
ZLWKDQ\FRPSXWHUQRSUR
SULHWDU\IRUPDWVDUHXVHG
)LJXUH 6(/$QDO\WLF$VVLVWDQW
Event Reporting
3URYLGHVIRXUW\SHVRIHYHQWUHSRUWV 
 $XWRPDWLFVXPPDU\UHSRUWZLWKDEEUHYLDWHGLQIRUPDWLRQ
 'HIDXOWUHSRUWLVF\FOHVGXUDWLRQVDPSOHVF\FOH
 /RQJHYHQWUHSRUWLVF\FOHVGXUDWLRQVDPSOHVF\FOH
 8QILOWHUHGUHSRUWIRUFRPSXWHUDQDO\VLVRIGDWD
 )RUW\VXPPDULHVDUHVWRUHGLQQRQYRODWLOHPHPRU\
App ication High ights
$OLVWRIDSSOLFDWLRQVDQGNH\VSHFLILFDWLRQV 

$SSOLFDWLRQV .H\6SHFLILFDWLRQV
6LQJOH3ROH7ULSSLQJ  $GYDQFHGSKDVHVHOHFWLRQPHWKRGV
 6HFXUHSURWHFWLRQGXULQJRSHQSROHLQWHUYDO
 3ROHGLVFRUGDQFHORJLFWULSVWKUHHSROHIRU
H[FHVVLYHVLQJOHSROHRSHQHYHQWV
0XOWLSOH%UHDNHU$SSOLFDWLRQV  637RQH37RWKHU
 637ERWK37ERWK
 7ULSFRLOPRQLWRUVIRUXSWRVL[SROHV
 6WXESURWHFWLRQ

1-6 Introduction Date Code 20010215
SEL-321-5 Instruction Manual
$SSOLFDWLRQV .H\6SHFLILFDWLRQV
/RQJ/LQHV  /RDGHQFURDFKPHQWHOHPHQWVSUHYHQW
XQZDQWHGWULSVRQORDG
 9ROWDJHHOHPHQWVGHWHFWORFDODQGUHPRWHEXV
RYHUYROWDJHV
 6HQVLWLYHQHJDWLYHVHTXHQFHDQGUHVLGXDO
RYHUFXUUHQWHOHPHQWVSURYLGHVHQVLWLYH
EDFNXSSURWHFWLRQ
7DSSHGDQG7KUHH7HUPLQDO/LQHV  )RXU]RQHV
 7ZR]HURVHTXHQFHFRPSHQVDWLRQIDFWRUVIRU
PRUHDFFXUDWHJURXQGGLVWDQFHUHDFKRQ
HLWKHUVLGHRIWDS
 ,QGHSHQGHQWUHDFKVHWWLQJVIRUSKDVHJURXQG
PKRDQGJURXQGUHDFWDQFHHOHPHQWV
 0XOWLSOHVHWWLQJJURXSVFRYHUDQ\VZLWFKLQJ
FRQILJXUDWLRQV
%XV7LH%UHDNHUV  0XOWLSOHVHWWLQJJURXSV
 PDWFKUHOD\VHWWLQJVJURXSWRHDFKOLQH
VXEVWLWXWLRQ
 HOLPLQDWHFXUUHQWUHYHUVLQJVZLWFKHV
 /RFDORUUHPRWHRSHUDWRUVZLWFKHVWKHVHWWLQJ
JURXSV
6XEWUDQVPLVVLRQ/LQHV  7LPHVWHSSHGGLVWDQFH
 *URXQGGLUHFWLRQDORYHUFXUUHQWSURWHFWLRQ
 7RUTXHFRQWUROOHGWLPHRYHUFXUUHQWHOHPHQWV
/LQHVZLWK7UDQVIRUPHUV  1HJDWLYHVHTXHQFHRYHUFXUUHQWSURWHFWLRQ
/LQHVZLWK5HDFWRUV  2YHUYROWDJHHOHPHQWVFRQWUROUHDFWRU
LQVHUWLRQDQGWULSSLQJ
6KRUW7UDQVPLVVLRQ/LQHV  7ZHQW\F\FOHSRODUL]LQJPHPRU\GXUDWLRQ
3HUPLVVLYH2YHUUHDFKLQJ7UDQVIHU
7ULSSLQJ6FKHPHV3277 
 &XUUHQWUHYHUVDOJXDUGORJLF
 2SHQEUHDNHUHFKRNH\LQJORJLF
 :HDNDQG]HURLQIHHGORJLF
 7LPHVWHSGLVWDQFHEDFNXS
'LUHFWLRQDO&RPSDULVRQ8QEORFNLQJ
7ULSSLQJ6FKHPHV'&8% 
 ,QFOXGHVDOO3277ORJLF
 $OOORVVRIFKDQQHOORJLFLQVLGHWKHUHOD\
 7LPHVWHSEDFNXS

Date Code 20010215 Introduction 1-7
SEL-321-5 Instruction Manual
$SSOLFDWLRQV .H\6SHFLILFDWLRQV
3HUPLVVLYH8QGHUUHDFKLQJ7UDQVIHU
7ULSSLQJ6FKHPHV3877 
 6XSSRUWHGE\3277ORJLF
 7LPHVWHSEDFNXS
'LUHFWLRQDO&RPSDULVRQ%ORFNLQJ7ULS
6FKHPH'&% 
 &XUUHQWUHYHUVDOJXDUGORJLF
 &DUULHUFRRUGLQDWLQJWLPHUV
 &DUULHUVHQGDQGUHFHLYHH[WHQGORJLF
 =RQHODWFKHOLPLQDWHVWKHQHHGIRURIIVHW
WKUHHSKDVHGLVWDQFHHOHPHQWV
 7LPHVWHSEDFNXS
=RQH([WHQVLRQ6FKHPHV  6HWWDEOH=RQHH[WHQVLRQPXOWLSOLHU
 6HWWDEOH=RQHH[WHQVLRQHQDEOHGHOD\
'LUHFW8QGHUUHDFKLQJ7UDQVIHU
7ULSSLQJ6FKHPHV'877 
 6(/2*,&FRQWUROHTXDWLRQVSURJUDPZKLFK
HOHPHQWVNH\GLUHFWWULS
Other Features
 )DXOW/RFDWRU
 0HWHULQJ
 $XWRPDWLF6HOIWHVWLQJ
 )RUW\HYHQWUHSRUWVXPPDULHVVWRUHGLQQRQYRODWLOHPHPRU\
 7KUHHJHQHUDOSXUSRVHWLPHUV
 )LYHFKRLFHVIRUFRQWUROOLQJWKHWULSFLUFXLWV
 7ULSFLUFXLWPRQLWRULQJ

Date Code 20010215 Specifications i
SEL-321-5 Instruction Manual
TABLE OF CONTENTS
SECTION 2:SPECIFICATIONS............................................................. 2-1
2YHUYLHZ  
6HWWLQJ6WUXFWXUH 
/LQHDQG5HOD\7HUPLQDO,QIRUPDWLRQ 
(QDEOLQJ'L WDQFH=RQH  
(OHPHQW/DEHO&RPPHQW  
6HWWLQJWKH'LUHFWLRQRI=RQH DQG2YHUFXUUHQW(OHPHQW  
3KD H0KR'L WDQFH&KDUDFWHUL WLF  
*URXQG0KRDQG4XDGULODWHUDO'L WDQFH&KDUDFWHUL WLF  
2XWRI6WHS226&KDUDFWHUL WLF 
/RDG(QFURDFKPHQW&KDUDFWHUL WLF  
1HJDWLYH6HTXHQFH'LUHFWLRQDO&KDUDFWHUL WLF 3DWHQW  
*URXQG'LUHFWLRQDO(OHPHQW&KDUDFWHUL WLF  
7LPH2YHUFXUUHQW(OHPHQW  
,Q WDQWDQHRX 'HILQLWH7LPH2YHUFXUUHQW(OHPHQW /HYHO  
$GGLWLRQDO9ROWDJH(OHPHQW  
3KD H9ROWDJH(OHPHQW  
=HUR6HTXHQFH2YHUYROWDJH(OHPHQW  
3R LWLYH6HTXHQFH2YHUYROWDJH(OHPHQW  
7LPH6WHS%DFNXS/RJLF7LPHU  
&RPPXQLFDWLRQ $ L WHG7ULSSLQJ6FKHPH  
3HUPL LYH2YHUUHDFKLQJ7UDQ IHU7ULS3277/RJLF  
'LUHFWLRQDO&RPSDUL RQ8QEORFNLQJ'&8%/RJLF 
'LUHFWLRQDO&RPSDUL RQ%ORFNLQJ'&%/RJLF 
&UHDWLQJ2WKHU7ULSSLQJ6FKHPH  
3HUPL LYH8QGHUUHDFKLQJ7UDQ IHU7ULS6FKHPH  
'LUHFW8QGHUUHDFKLQJ7UDQ IHU7ULS6FKHPH  
7KUHH3ROH7ULS$SSOLFDWLRQ  
6LQJOH3ROH7ULS$SSOLFDWLRQ  
'LUHFW7UDQ IHU7ULS6FKHPH  
7KUHH3ROH7ULS$SSOLFDWLRQ  
6LQJOH3ROH7ULS$SSOLFDWLRQ  
2WKHU/RJLF 
=RQH([WHQ LRQ=;6FKHPH/RJLF  
5HPRWH(QG-X W2SHQHG5(-2/RJLF  
6ZLWFK2QWR)DXOW627)/RJLF 
/R RI3RWHQWLDO/23/RJLF  
3ROH'L FRUGDQFH/RJLF 
3ROH2SHQ/RJLF 
6WXE3URWHFWLRQ/RJLF  
7ULS&RLO0RQLWRU7&0/RJLF 
&OR H/RJLF 
7ULS6X SLFLRQ/RJLF  
)DXOW,GHQWLILFDWLRQ6HOHFWLRQ),'6/RJLF 

ii Specifications Date Code 20010215
SEL-321-5 Instruction Manual
2SHQ3KD H$ODUP/RJLF 
&RQWDFW,QSXW$ LJQPHQW  
6(/2*,&

&RQWURO(TXDWLRQ  
(TXDWLRQ3URJUDPPLQJ 
6(/2*,&&RQWURO(TXDWLRQ2SHUDWRU2UGHURI2SHUDWLRQ  
5HOD\(OHPHQW  
7ULS/RJLF 
6HOHFWLQJ6LQJOH3ROHRU7KUHH3ROH7ULSSLQJ/RJLF  
7ULSSLQJ2XWSXW6LJQDO  
6LQJOH3ROH7ULSSLQJ&RQGLWLRQ  
6HOHFWLQJ(OHPHQW WR7ULS  
0788QFRQGLWLRQDO7ULS9DULDEOH  
0726ZLWFK2QWR)DXOW7ULS9DULDEOH  
07&6&RPPXQLFDWLRQ 6FKHPH7ULS9DULDEOH 
8QODWFK/RJLF6HOHFWLRQ  
0XOWLSOH6HWWLQJ*URXS  
$FWLYH*URXS DQG*URXS9DULDEOH  
*OREDO6HWWLQJ  
0HWHULQJ  
6\ WHP)UHTXHQF\7UDFNLQJ 
)DXOW/RFDWRU  
)URQW3DQHO7DUJHW  
*HQHUDO7DUJHW/(''H FULSWLRQ 
&RPPXQLFDWLRQ 3RUW 6SHFLILFDWLRQ  
,QWHUQDO7LPH&ORFN7LPH&RGH6\QFKURQL]DWLRQ6SHFLILFDWLRQ  
6HOI7H W  
7HFKQLFDO6SHFLILFDWLRQ $1RPLQDO5HOD\ 
*HQHUDO(OHPHQW5DQJH DQG$FFXUDF\  
7HFKQLFDO6SHFLILFDWLRQ D1RPLQDO5HOD\ 
*HQHUDO(OHPHQW5DQJH DQG$FFXUDF\  
*HQHUDO6SHFLILFDWLRQ  
'L WDQFH(OHPHQW2SHUDWLQJ7LPH&XUYH DW1RPLQDO)UHTXHQF\  
7LPH2YHUFXUUHQW&XUYH(TXDWLRQ  
(TXDWLRQ IRU86&XUYH  
(TXDWLRQ IRU,(&&XUYH  
TABLES
7DEOH5HOD\6HWWLQJ6WUXFWXUH  
7DEOH=RQHDQG/HYHO(OHPHQW $IIHFWHGE\',5WKURXJK',5 
7DEOH7ULS&RLO0RQLWRU/RJLF,QSXW$ LJQPHQW2SWLRQ  
7DEOH/RJLF,QSXW$ LJQPHQW/L W 
7DEOH8QDFFHSWDEOH6(/2*,&&RQWURO(TXDWLRQ2SHUDWRU&RPELQDWLRQ  
7DEOH)URQW3DQHO6WDWX ,QGLFDWRU  
7DEOH3ULPDU\(OHPHQW  
7DEOH3ULPDU\(OHPHQW6XPPDU\  
7DEOH$ LJQHG,QSXW6WDWX H  
7DEOH5HPRWH%LW  
7DEOH5HPRWH%LW6XPPDU\  

Date Code 20010215 Specifications iii
SEL-321-5 Instruction Manual
7DEOH,QWHUPHGLDWH(OHPHQW  
7DEOH,QWHUPHGLDWH(OHPHQW6XPPDU\ 
7DEOH,QWHUQDO(OHPHQW  
7DEOH,QWHUQDO(OHPHQW6XPPDU\ 
7DEOH,QSXW2XWSXW&RQWDFW7DUJHW 2QH,2%RDUG9HU LRQ 
7DEOH,QSXW2XWSXW&RQWDFW7DUJHW 7ZR,2%RDUG9HU LRQ 
7DEOH,QSXW2XWSXW&RQWDFW7DUJHW 6XPPDU\2QH,2%RDUGDQG7ZR,2%RDUG
9HU LRQ  
7DEOH6HWWLQJ*URXS6HOHFWLRQ  
7DEOH)DXOW/RFDWLRQ7ULJJHULQJ(OHPHQW  
7DEOH,167DQG7,0(/('4XDOLI\LQJ(YHQW  
7DEOH&RPPXQLFDWLRQ 3RUW 6SHFLILFDWLRQ  
7DEOH6HOI7H W6XPPDU\ 
FIGURES
)LJXUH6LJQDO&RQQHFWLRQ %HWZHHQ5HOD\DQG&RPPXQLFDWLRQ(TXLSPHQW  
)LJXUH6(/6(/2*,&&RQWURO(TXDWLRQ 2YHUYLHZ  
)LJXUH6(/)URQW3DQHO7DUJHWLQJ 
)LJXUH/RJLF6\PERO/HJHQG  
)LJXUH=RQH0KR3KD H'L WDQFH(OHPHQW/RJLF  
)LJXUH=RQH0KR3KD H'L WDQFH(OHPHQW/RJLF  
)LJXUH=RQH0KR3KD H'L WDQFH(OHPHQW/RJLF  
)LJXUH=RQH0KR3KD H'L WDQFH(OHPHQW/RJLF  
)LJXUH6XSHUYL RU\3KD HWR3KD H2YHUFXUUHQW(OHPHQW  
)LJXUH=RQH0KR*URXQG'L WDQFH(OHPHQW/RJLF  
)LJXUH=RQH0KR*URXQG'L WDQFH(OHPHQW/RJLF  
)LJXUH=RQH0KR*URXQG'L WDQFH(OHPHQW/RJLF  
)LJXUH=RQH0KR*URXQG'L WDQFH(OHPHQW/RJLF  
)LJXUH2SHQ3ROH*URXQG'L WDQFH26%8QEORFN/RJLF 
)LJXUH=RQH4XDGULODWHUDO*URXQG'L WDQFH(OHPHQW/RJLF 
)LJXUH=RQH4XDGULODWHUDO*URXQG'L WDQFH(OHPHQW/RJLF 
)LJXUH=RQH4XDGULODWHUDO*URXQG'L WDQFH(OHPHQW/RJLF 
)LJXUH=RQH4XDGULODWHUDO*URXQG'L WDQFH(OHPHQW/RJLF 
)LJXUH6XSHUYL RU\3KD H2YHUFXUUHQW(OHPHQW  
)LJXUH2XWRI6WHS'L WDQFH(OHPHQW/RJLF  
)LJXUH2XWRI6WHS%ORFNDQG7ULS/RJLF  
)LJXUH/RDG(QFURDFKPHQW/RJLF  
)LJXUH'LUHFWLRQDO(OHPHQW/RJLF  
)LJXUH3KD H7LPH2YHUFXUUHQW(OHPHQW/RJLF 
)LJXUH1HJDWLYH6HTXHQFH7LPH2YHUFXUUHQW(OHPHQW/RJLF 
)LJXUH5H LGXDO7LPH2YHUFXUUHQW(OHPHQW/RJLF  
)LJXUH1HJDWLYH6HTXHQFH2YHUFXUUHQW(OHPHQW/RJLFIRU/HYHO   
)LJXUH5H LGXDO2YHUFXUUHQW(OHPHQW/RJLFIRU/HYHO   
)LJXUH9ROWDJH(OHPHQW/RJLF 
)LJXUH3R LWLYH6HTXHQFH2YHUYROWDJH(OHPHQW/RJLF  
)LJXUH3HUPL LYH2YHUUHDFKLQJ7UDQ IHU7ULS6FKHPH/RJLF  
)LJXUH32773HUPL LYH7ULS.H\LQJ/RJLF  
)LJXUH'LUHFWLRQDO&RPSDUL RQ8QEORFNLQJ6FKHPH/RJLF 

iv Specifications Date Code 20010215
SEL-321-5 Instruction Manual
)LJXUH'LUHFWLRQDO&RPSDUL RQ%ORFNLQJ6FKHPH/RJLF±RI  
)LJXUH'LUHFWLRQDO&RPSDUL RQ%ORFNLQJ6FKHPH/RJLF±RI  
)LJXUH=RQH([WHQ LRQ/RJLF  
)LJXUH5HPRWH(QG-X W2SHQHG/RJLF  
)LJXUH6ZLWFK2QWR)DXOW(QDEOH/RJLF 
)LJXUH/R RI3RWHQWLDO/RJLF 
)LJXUH3ROH'L FRUGDQFHDQG7ULS'XULQJ3ROH2SHQ/RJLF  
)LJXUH3ROH2SHQ/RJLF
)LJXUH6WXE3URWHFWLRQ/RJLF 
)LJXUH7ULS&RLO0RQLWRU/RJLF 
)LJXUH&OR H/RJLF  
)LJXUH7ULS6X SLFLRQ/RJLF 
)LJXUH2SHQ3KD H$ODUP/RJLF  
)LJXUH7ULS'HFL LRQ/RJLFIRU3KD H$  
)LJXUH7ULS/DWFK/RJLF 
)LJXUH7ULS8QODWFK/RJLFIRU3KD H$ZKHQ(:)& <RU1 
)LJXUH7ULS8QODWFK/RJLFIRU3KD H$ZKHQ(:)& <  
)LJXUH*URXQGDQG3KD H'L WDQFH6SHHG&XUYH  
)LJXUH7LPH&XUYH8
)LJXUH7LPH&XUYH8
)LJXUH7LPH&XUYH8
)LJXUH7LPH&XUYH8
)LJXUH7LPH&XUYH& 
)LJXUH7LPH&XUYH& 
)LJXUH7LPH&XUYH& 
)LJXUH7LPH&XUYH& 

