Startco FPU-16 - Page 4

Startco Engineering Ltd. Page ii
FPU-16 Feeder Protection Unit Rev. 1
Pub. FPU-16-M, November, 1997 Downloaded from the Internet, see Disclaimer.
TABLE OF CONTENTS
PAGE
4. INSTALLATION ........................................................................................ 19
4.1 GENERAL................................................................................................ 19
4.2 COMPONENT MOUNTING....................................................................... 19
4.2.1 PANEL-MOUNT CONFIGURATION....................................... 19
4.2.2 SURFACE-MOUNT CONFIGURATION.................................. 19
4.2.3 ICT-2 INTERFACE CT........................................................... 19
4.2.4 EFCT-1 AND EFCT-2 EARTH-FAULT CT’S............................ 19
4.3 SHIELDED CABLES................................................................................. 25
4.4 FPU-16 CONNECTIONS .......................................................................... 25
4.4.1 ICT-2 INTERCONNECTION CABLE....................................... 28
4.4.2 POWER SUPPLY ................................................................. 28
4.4.3 TRIP-RELAY CONTACTS...................................................... 28
4.4.4 ALARM-RELAY CONTACTS.................................................. 28
4.4.5 OPERATION COUNT INPUT................................................. 29
4.4.6 PROGRAM-CHANGE LOCKOUT.......................................... 29
4.4.7 ANALOG OUTPUT................................................................ 29
4.4.8 COMMUNICATIONS INTERFACE.......................................... 29
4.5 ICT-2 CONNECTIONS.............................................................................. 29
4.5.1 STANDARD CONNECTION................................................... 29
4.5.2 RESIDUAL EARTH-FAULT CONNECTION ............................ 30
4.5.3 TWO-CT CONNECTIONS..................................................... 30
4.6 CABLE RESTRAINT................................................................................. 30
5. THEORY OF OPERATION....................................................................... 35
5.1 GENERAL................................................................................................ 35
5.2 DISPLAY MODULE .................................................................................. 35
5.3 POWER-SUPPLY MODULE..................................................................... 35
5.4 PROCESSOR MODULE........................................................................... 35
5.5 ANALOG MODULE................................................................................... 37
5.6 OPTION MODULES ................................................................................. 37
5.7 FIRMWARE.............................................................................................. 37
6. TECHNICAL SPECIFICATIONS................................................................ 38
FPU-16 MANUAL COMPATIBILITY...................................................................... 41
WARRANTY ....................................................................................................... 42