GE F60 Instruction Manual page 7

8. THEORY OF OPERATION
9. COMMISSIONING
10. MAINTENANCE
A. FLEXANALOG AND
FLEXINTEGER
PARAMETERS
B. MODBUS
COMMUNICATIONS
GE Multilin
TABLE OF CONTENTS
7.1.6 PHASOR MEASUREMENT UNIT ONE-SHOT.................................................. 7-3
7.1.7 SECURITY ......................................................................................................... 7-5
7.2 TARGETS
7.2.1 TARGETS MENU............................................................................................... 7-6
7.2.2 TARGET MESSAGES ....................................................................................... 7-6
7.2.3 RELAY SELF-TESTS......................................................................................... 7-6
8.1 HIGH-IMPEDANCE (HI-Z) FAULT DETECTION
8.1.1 DESCRIPTION................................................................................................... 8-1
8.1.2 ENERGY ALGORITHM...................................................................................... 8-1
8.1.3 RANDOMNESS ALGORITHM ........................................................................... 8-2
8.1.4 EXPERT ARC DETECTOR ALGORITHM ......................................................... 8-2
8.1.5 SPECTRAL ANALYSIS ALGORITHM ............................................................... 8-2
8.1.6 LOAD EVENT DETECTOR ALGORITHM ......................................................... 8-2
8.1.7 LOAD ANALYSIS ALGORITHM ........................................................................ 8-3
8.1.8 LOAD EXTRACTION ALGORITHM................................................................... 8-3
8.1.9 ARC BURST PATTERN ANALYSIS ALGORITHM............................................ 8-3
8.1.10 ARCING SUSPECTED ALGORITHM................................................................ 8-3
8.1.11 OVERCURRENT DISTURBANCE MONITORING ............................................ 8-3
8.1.12 HI-Z EVEN HARMONIC RESTRAINT ALGORITHM ......................................... 8-3
8.1.13 HI-Z VOLTAGE SUPERVISION ALGORITHM .................................................. 8-4
8.2 FAULT LOCATOR
8.2.1 FAULT TYPE DETERMINATION....................................................................... 8-5
9.1 TESTING
9.1.1 TESTING UNDERFREQUENCY AND OVERFREQUENCY ELEMENTS......... 9-1
10.1 MODULES
10.1.1 REPLACE A MODULE..................................................................................... 10-1
10.2 BATTERIES
10.2.1 REPLACE BATTERY....................................................................................... 10-3
10.2.2 DISPOSE OF BATTERY.................................................................................. 10-4
A.1 PARAMETER LISTS
A.1.1 FLEXANALOG ITEMS .......................................................................................A-1
A.1.2 FLEXINTEGER ITEMS ....................................................................................A-16
B.1 MODBUS RTU PROTOCOL
B.1.1 INTRODUCTION................................................................................................B-1
B.1.2 PHYSICAL LAYER.............................................................................................B-1
B.1.3 DATA LINK LAYER............................................................................................B-1
B.1.4 CRC-16 ALGORITHM........................................................................................B-2
B.2 MODBUS FUNCTION CODES
B.2.1 SUPPORTED FUNCTION CODES ...................................................................B-3
B.2.2 READ ACTUAL VALUES OR SETTINGS (FUNCTION CODE 03/04H) ...........B-3
B.2.3 EXECUTE OPERATION (FUNCTION CODE 05H) ...........................................B-4
B.2.4 STORE SINGLE SETTING (FUNCTION CODE 06H) .......................................B-4
B.2.5 STORE MULTIPLE SETTINGS (FUNCTION CODE 10H) ................................B-5
B.2.6 EXCEPTION RESPONSES ...............................................................................B-5
F60 Feeder Protection System vii