Manual WIP1 GB
Woodward
DOK-TD-WIP1 Rev.F
4
6.5.14
Trip delay for earth fault high set element ............................................................................... 36
6.6
System parameters .......................................................................................................................... 37
6.6.1
Selection of the language ............................................................................................................ 37
6.6.2
Password programming ............................................................................................................... 37
6.6.3
Date setting .................................................................................................................................. 38
6.6.4
Time setting ................................................................................................................................. 38
6.6.5
Rated frequency setting ............................................................................................................... 38
6.6.6
Adjustment of the slave address (WIP1-3) .................................................................................. 38
6.6.7
Baud Rate setting (WI1-3) ........................................................................................................... 38
6.6.8
Setting of parity ............................................................................................................................ 39
6.6.9
Indication of the software version ................................................................................................ 39
6.7
Tripping method/Relay matrix .......................................................................................................... 39
6.7.1
Reset ............................................................................................................................................ 39
6.7.2
Tripping method ........................................................................................................................... 39
6.7.3
Earth fault overcurrent ................................................................................................................. 40
6.7.4
Flashing of the Trip-LED .............................................................................................................. 40
6.7.5
Relay matrix (only relay 2) ........................................................................................................... 40
6.8
Signal inputs .................................................................................................................................... 41
6.8.1
Fast trip ........................................................................................................................................ 41
6.8.2
Blocking the protection functions ................................................................................................. 41
6.9
Reset ................................................................................................................................................ 41
6.10
Clearing the fault memory ................................................................................................................ 42
7.
Relay testing and commissioning ......................................................................... 43
7.1
Checking the set values ................................................................................................................... 43
7.2
Secondary injection test ................................................................................................................... 43
7.2.1
Test equipment ............................................................................................................................ 43
7.2.2
Example of test circuit .................................................................................................................. 44
7.2.3
Checking the tripping circuits ....................................................................................................... 45
7.2.4
Checking the input circuits and measured values ....................................................................... 47
7.2.5
Checking the overcurrent element ............................................................................................... 47
7.2.6
Checking the high set element of the relay ................................................................................. 47
7.2.7
Checking the external blocking .................................................................................................... 48
7.2.8
Checking the input "Fast trip" ...................................................................................................... 48
7.2.9
Remote trip .................................................................................................................................. 48
7.2.10
Test of input „External Reset“ .................................................................................................. 48
7.2.11
Checking the battery ................................................................................................................ 48
7.2.12
Loss of information due to non-existent or empty battery ....................................................... 49
7.3
Primary injection test ....................................................................................................................... 50
8.
Maintenance ............................................................................................................ 51
8.1
Changing the Battery ....................................................................................................................... 51
9.
Technical data ......................................................................................................... 54
9.1
System data ..................................................................................................................................... 56
9.2
Setting ranges and steps ................................................................................................................. 57
9.3
Inverse time tripping characteristics ................................................................................................ 58
9.3.1
Tripping characteristics ................................................................................................................ 60
9.4
Relay case ....................................................................................................................................... 67
9.5
Flag indicators ................................................................................................................................. 68
10.
Order form ............................................................................................................... 69
