A-2 745 Transformer Management Relay GE Power Management
A.1 FIGURES AND TABLES APPENDIX A
A
F
IGURE
7–20: FREQUENCY DECAY SCHEME LOGIC............................................................................................ 7-21
F
IGURE
7–21: OVERFREQUENCY SCHEME LOGIC ...............................................................................................7-22
F
IGURE
7–22: 5TH HARMONIC LEVEL SCHEME LOGIC ........................................................................................ 7-23
F
IGURE
7–23: VOLTS-PER-HERTZ SCHEME LOGIC .............................................................................................. 7-24
F
IGURE
7–24: THD LEVEL SCHEME LOGIC ............................................................................................................ 7-25
F
IGURE
7–25: HARMONIC DERATING SCHEME LOGIC......................................................................................... 7-26
F
IGURE
7–26: ANALOG INPUT SCHEME LOGIC ..................................................................................................... 7-27
F
IGURE
7–27: CURRENT DEMAND SCHEME LOGIC..............................................................................................7-28
F
IGURE
7–28: TRANSFORMER OVERLOAD............................................................................................................ 7-29
F
IGURE
7–29: OUTPUT RELAYS 1-8 ........................................................................................................................ 7-30
F
IGURE
7–30: SELF-TEST RELAY ............................................................................................................................ 7-31
F
IGURE
7–31: HOTTEST-SPOT LIMIT....................................................................................................................... 7-32
F
IGURE
7–32: AGING FACTOR LIMIT....................................................................................................................... 7-33
F
IGURE
7–33: LOSS OF LIFE LIMIT ......................................................................................................................... 7-34
F
IGURE
7–34: TAP CHANGER FAILURE .................................................................................................................. 7-35
F
IGURE
9–1: 745PC PROGRAM STARTUP WINDOW ............................................................................................... 9-1
F
IGURE
9–2: 745PC TOP LEVEL MENU SUMMARY.................................................................................................. 9-2
F
IGURE
9–3: 745PC TOOLBAR SUMMARY................................................................................................................ 9-3
F
IGURE
9–4: RS232 COMMUNICATIONS SETUP...................................................................................................... 9-4
F
IGURE
9–5: RS485 COMMUNICATIONS SETUP...................................................................................................... 9-4
F
IGURE
9–6: GE POWER MANAGEMENT WELCOME SCREEN ..............................................................................9-5
F
IGURE
9–7: COMMUNICATION/COMPUTER DIALOG BOX..................................................................................... 9-6
F
IGURE
9–8: FILE/PROPERTIES DIALOG BOX.......................................................................................................... 9-7
F
IGURE
9–9: SAVING SETPOINTS.............................................................................................................................. 9-7
F
IGURE
9–10: 745 FIRMWARE FILE FORMAT ........................................................................................................... 9-8
F
IGURE
9–11: OPEN SETPOINTS FILE DIALOG BOX ............................................................................................... 9-9
F
IGURE
9–12: TRANSFORMER SETPOINTS DIALOG BOX ...................................................................................... 9-9
F
IGURE
9–13: NUMERICAL SETPOINT ENTRY ....................................................................................................... 9-10
F
IGURE
9–14: 745PC ACTUAL VALUES WINDOW ..................................................................................................9-11
F
IGURE
10–1: TEST SETUP ...................................................................................................................................... 10-3
F
IGURE
10–2: TESTING FOR DIELECTRIC STRENGTH ......................................................................................... 10-5
F
IGURE
10–3: LOGIC INPUTS ................................................................................................................................... 10-6
F
IGURE
10–4: SOLID STATE OUTPUT TEST CIRCUIT.......................................................................................... 10-16
F
IGURE
10–5: TIMER TEST CIRCUIT...................................................................................................................... 10-16
F
IGURE
10–6: CURRENT SIGNAL CONNECTIONS ............................................................................................... 10-17
F
IGURE
10–7: 2ND HARMONIC RESTRAINT TEST ............................................................................................... 10-18
F
IGURE
10–8: 5TH HARMONIC RESTRAINT TEST................................................................................................ 10-19
F
IGURE
10–9: GENERAL TEST SETUP .................................................................................................................. 10-21
F
IGURE
10–10: RESTRICTED GROUND TEST SETUP ......................................................................................... 10-30
F
IGURE
10–11: FREQUENCY ELEMENT TESTING ............................................................................................... 10-34
A.1.2 LIST OF TABLES
T
ABLE
: 5–1 TRANSFORMER TYPES........................................................................................................................ 5-10
T
ABLE
: 5–2 PHASE SHIFTS ...................................................................................................................................... 5-23
T
ABLE
: 5–3 LOW VOLTAGE WINDING RATING....................................................................................................... 5-34
T
ABLE
: 5–4 RTD RESISTANCE VS. TEMPERATURE.............................................................................................. 5-39
T
ABLE
: 5–5 FLEXLOGIC™ OUTPUT TYPES............................................................................................................ 5-80
T
ABLE
: 5–6 FLEXLOGIC™ INPUT TYPES................................................................................................................ 5-81
T
ABLE
: 5–7 FLEXLOGIC™ GATES ........................................................................................................................... 5-81
T
ABLE
: 5–8 OUTPUT RELAY DEFAULT FLEXLOGIC .............................................................................................. 5-84
T
ABLE
: 5–9 SIMULATION MODES ............................................................................................................................ 5-89
T
ABLE
: 5–10 ANSI CURVE CONSTANTS ................................................................................................................. 5-91
T
ABLE
: 5–11 ANSI CURVE TRIP TIMES (IN SECONDS) ......................................................................................... 5-92
T
ABLE
: 5–12 IEC CURVE CONSTANTS.................................................................................................................... 5-93
T
ABLE
: 5–13 IEC CURVE TRIP TIMES...................................................................................................................... 5-94
T
ABLE
: 5–14 IAC CURVE CONSTANTS.................................................................................................................... 5-95
T
ABLE
: 5–15 IAC CURVE TRIP TIMES...................................................................................................................... 5-96
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