Startco FPU-16 - Table of Contents

Startco Engineering Ltd. Page i
FPU-16 Feeder Protection Unit Rev. 0
Pub. FPU-16-M, November, 1997 Downloaded from the Internet, see Disclaimer.
TABLE OF CONTENTS
PAGE
TABLE OF CONTENTS ...................................................................................... i
LIST OF FIGURES ............................................................................................. iii
LIST OF TABLES................................................................................................ iii
1. INTRODUCTION ...................................................................................... 1
1.1 FEATURES AND OPTIONS...................................................................... 1
1.2 ORDERING INFORMATION ..................................................................... 1
2. FRONT-PANEL ANNUNCIATION, INDICATION, AND PROGRAMMING..... 3
2.1 GENERAL................................................................................................ 3
2.2 LIQUID-CRYSTAL DISPLAY ..................................................................... 3
2.3 KEYPAD .................................................................................................. 3
2.4 LED INDICATORS.................................................................................... 5
2.5 PROGRAMMING...................................................................................... 5
2.6 TRIPS AND ALARMS................................................................................ 6
2.7 DEFAULT VALUES................................................................................... 6
3. MODE DESCRIPTIONS............................................................................ 7
3.1 GENERAL................................................................................................ 7
3.2 MODE 0 — I
2
t LIMIT................................................................................ 7
3.3 MODE 1 — SHORT-TIME OVERCURRENT............................................. 9
3.4 MODE 2 — INSTANTANEOUS OVERCURRENT ..................................... 10
3.5 MODE 3 — CURRENT UNBALANCE....................................................... 10
3.6 MODE 4 — EARTH FAULT...................................................................... 11
3.7 MODE 5 — OPTIONS ............................................................................. 12
3.7.1 AUTORESET........................................................................ 12
3.7.2 ALARM LATCH...................................................................... 12
3.7.3 I
2
t IMMEDIATE RESET.......................................................... 12
3.7.4 SPARE ................................................................................. 12
3.7.5 EARTH-FAULT TRIP TIME .................................................... 12
3.7.6 SHORT-TIME TRIP-AND-ALARM TIME.................................. 15
3.7.7 ANALOG-OUTPUT PARAMETER.......................................... 15
3.7.8 RELAY OPERATING MODE.................................................. 15
3.8 MODE 6 — EARTH-FAULT-CT-PRIMARY RATING (I
e
)............................. 15
3.9 MODE 7 — PHASE-CT-PRIMARY RATING (I
p
) ........................................ 16
3.10 MODE 8 — RATED CURRENT (I
n
)........................................................... 16
3.11 MODE 9 — PERCENT UNBALANCE....................................................... 17
3.12 MODES A, b, & C — AMMETERS ............................................................ 17
3.15 MODE d — PERCENT I
2
t / TIME-TO-RESET /
EMERGENCY THERMAL RESET.......................................... 17
3.16 MODE E — EARTH LEAKAGE................................................................. 18
3.17 MODE F — OPERATION COUNTER....................................................... 18