ABB REL301 - Page 4

iii
I.L. 40-386.3
TABLE OF CONTENTS
PAGE
SECTION 1PRODUCT DESCRIPTION
1.1 INTRODUCTION..............................................1-1
1.2 REL 301/302 FEATURES ......................................1-2
1.3 REL 301/302 CONSTRUCTION ...................................1-3
1.4 UNIQUE FEATURES ...........................................1-4
1.5 UNIQUE REMOTE COMMUNICATION (WRELCOM®) PROGRAM .............1-6
1.6 SPECIFICATIONS .............................................1-7
SECTION 2FUNCTIONAL DESCRIPTION
2.1 INTRODUCTION..............................................2-1
2.2 LINE MEASUREMENT TECHNIQUES ................................2-1
2.3 MEASUREMENTS ZONES .......................................2-3
2.4 NON-PILOT OPERATION ........................................2-6
2.5 REL 302 PILOT SYSTEM ......................................2-13
2.6 PROGRAMMABLE CONTACT OUTPUTS ..............................2-22
2.7 FAULT DATA ..............................................2-22
SECTION 3SETTINGS CALCULATIONS
3.1 MEASUREMENT UNITS AND SETTING RANGES .........................3-1
DISTANCE MEASUREMENTS
OVERCURRENT MEASUREMENTS
UNDERVOLTAGE MEASUREMENTS
3.2 CALCULATION OF REL 301/302 SETTINGS ..........................3-2
3.3 REQUIRED SETTINGS APPLICATIONS ...............................3-7
3.4 RECLOSE INITIATION MODE PROGRAMMING .........................3-12
SECTION 4INSTALLATION AND OPERATION
4.1 SEPARATING THE INNER AND OUTER CHASSIS ........................4-1
4.2 TEST PLUGS AND FT SWITCHES ..................................4-1
4.3 EXTERNAL WIRING ...........................................4-1
4.4 FRONT PANEL MAN-MACHINE INTERFACE ............................4-3
4.5 JUMPER CONTROLS ..........................................4-7
4.6 COMMUNICATION PORT(S)USE ...................................4-8
4.7 FRONT RS-232C COMMUNICATIONS PORT ...........................4-9
4.8 SIXTEEN FAULTS/TARGET DATA .................................4-10
4.9 OSCILLOGRAPHIC DATA .......................................4-10
4.10 PROGRAMMABLE CONTACT OUTPUTS ..............................4-11
SECTION 5 REL 301/302 ACCEPTANCE TEST AND MAINTENANCE PROCEDURES
5.1 NON-PILOT ACCEPTANCE TESTS FOR REL 301/302....................5-3
5.2 PILOT ACCEPTANCE TESTS (FOR REL 302 ONLY).....................5-12
5.3 MAINTENANCE PROCEDURES ...................................5-14
5.4 CALIBRATION ..............................................5-15