DSE Model 8620 AMF Controller Operators Manual
5
7.1.2
SHUTDOWN / ELECTRICAL TRIP ALARMS......................................................... 86
7.1.3
CAN ALARMS .................................................................................................... 87
7.2
INDICATIONS ........................................................................................................... 88
7.3
WARNINGS .............................................................................................................. 89
7.4
HIGH CURRENT WARNING ALARM .......................................................................... 90
7.5
SHUTDOWNS........................................................................................................... 91
7.6
ELECTRICAL TRIPS ................................................................................................. 93
7.7
HIGH CURRENT SHUTDOWN / ELECTRICAL TRIP ALARM ...................................... 94
7.7.1
IMMEDIATE WARNING ...................................................................................... 94
7.7.2
IDMT ALARM ..................................................................................................... 94
7.8
EARTH FAULT SHUTDOWN / ELECTRICAL TRIP ALARM ........................................ 96
7.9
SHORT CIRCUIT ALARM .......................................................................................... 96
7.10
ROCOF / VECTOR SHIFT...................................................................................... 97
7.10.1
MAINS DECOUPLING TEST MODE .................................................................... 97
8
SCHEDULER .............................................................................................. 98
8.1.1
STOP MODE...................................................................................................... 98
8.1.2
MANUAL MODE ................................................................................................. 98
8.1.3
AUTO MODE...................................................................................................... 98
9
SYNCHROSCOPE OPERATION.................................................................. 99
10
COMMISSIONING .................................................................................. 100
10.1
COMMISSIONING SCREENS ............................................................................... 100
10.1.1
SCREEN 1 ....................................................................................................... 100
10.1.2
SCREEN 2 ....................................................................................................... 100
10.1.3
SCREEN 3 ....................................................................................................... 100
10.1.4
SCREEN 4 ....................................................................................................... 100
11
FRONT PANEL CONFIGURATION ........................................................ 101
11.1
ACCESSING THE MAIN FRONT PANEL CONFIGURATION EDITOR .................... 102
11.1.1
EDITING A PARAMETER .................................................................................. 103
11.2
ADJUSTABLE PARAMETERS.............................................................................. 104
11.3
ACCESSING THE ‘RUNNING’ CONFIGURATION EDITOR .................................... 105
11.3.1
EDITING A PARAMETER .................................................................................. 105
11.3.2
ADJUSTABLE PARAMETERS (RUNNING EDITOR) ............................................ 105
12
FAULT FINDING .................................................................................... 106
12.1.1
EARTH FAULT TRIPPING CURVES ................................................................... 107
12.1.2
SHORT CIRCUIT TRIPPING CURVES ............................................................... 108
12.2
COMMUNICATIONS OPTION .............................................................................. 109
12.2.1
DESCRIPTION ................................................................................................. 109
12.2.2
CONTROLLER TO PC (DIRECT) CONNECTION ................................................ 109
12.2.3
MODBUS ......................................................................................................... 110
12.3
IEEE C37.2 STANDARD ELECTRICAL POWER SYSTEM FUNCTION NUMBERS.. 110
13
COMMISSIONING .................................................................................. 113
13.1.1
PRE-COMMISSIONING .................................................................................... 113
14
FAULT FINDING .................................................................................... 115
15
DSE 4 STEPS TO SUCCESSFUL SYNCHRONISING ............................. 117
15.1
CONTROL .......................................................................................................... 117
15.2
METERING ......................................................................................................... 117
15.3
COMMUNICATIONS ............................................................................................ 117
15.4
SYNC CHECKS ................................................................................................... 117
16
MAINTENANCE, SPARES, REPAIR AND SERVICING .......................... 118
16.1
PURCHASING ADDITIONAL CONNECTOR PLUGS FROM DSE ........................... 118