Content
110-0134.9 / 14 NXAIR / ≤ 40 kA 5
10.9 Racking the withdrawable circuit-breaker / circuit-breaker truck to test position ............................................ 50
10.10 Closing the circuit-breaker electrically ........................................................................................................... 53
10.11 Opening the circuit-breaker electrically .......................................................................................................... 54
10.12 Closing the circuit-breaker manually .............................................................................................................. 55
10.13 Opening the circuit-breaker manually ............................................................................................................ 58
10.14 Discharging the spring energy store .............................................................................................................. 60
10.15 Charging the spring energy store manually ................................................................................................... 61
10.16 Earthing the feeder manually ......................................................................................................................... 64
10.17 De-earthing the feeder manually .................................................................................................................... 66
10.18 Removing the low-voltage connector ............................................................................................................. 69
10.19 Plugging on the low-voltage connector .......................................................................................................... 70
10.20 Taking the withdrawable circuit-breaker out of the panel ............................................................................... 72
10.21 Inserting the withdrawable circuit-breaker in a panel ..................................................................................... 77
10.22 Taking the circuit-breaker truck out of the panel ............................................................................................ 86
10.23 Inserting the circuit-breaker truck in a panel .................................................................................................. 89
11 Operating the disconnecting panel ....................................................................................................... 98
11.1 Control elements at the front side of the panel .............................................................................................. 98
11.2 Position indicators visible on high-voltage door ............................................................................................. 98
11.3 Access to compartments ............................................................................................................................... 99
11.4 Opening or closing the high-voltage door ...................................................................................................... 99
11.5 Racking the withdrawable disconnector link / disconnector truck .................................................................. 99
11.6 Removing or plugging on the low-voltage connector ................................................................................... 101
11.7 Taking the withdrawable disconnector link / disconnector truck out of a panel or inserting in a panel ......... 101
11.8 Earthing or de-earthing the feeder manually ................................................................................................ 101
11.9 Design of the withdrawable disconnector link / disconnector truck .............................................................. 101
12 Operating the metering panel .............................................................................................................. 102
12.1 Control elements at the front side of the panel ............................................................................................ 102
12.2 Position indicator visible on high-voltage door ............................................................................................. 102
12.3 Access to compartments ............................................................................................................................. 103
12.4 Opening or closing the high-voltage door .................................................................................................... 103
12.5 Racking the withdrawable metering part / metering truck ............................................................................ 103
12.6 Removing or plugging on the low-voltage connector ................................................................................... 103
12.7 Taking the withdrawable metering part / metering truck out of the panel or inserting in a panel .................. 104
12.8 Replacing protection fuse-links .................................................................................................................... 104
13 Operating the contactor panel with panel width 435 mm ................................................................. 109
13.1 Control elements at the front side of the panel ............................................................................................ 109
13.2 Position indicator visible on high-voltage door ............................................................................................. 110
13.3 Access to compartments ............................................................................................................................. 110
13.4 Opening the high-voltage door..................................................................................................................... 110
13.5 Closing the high-voltage door ...................................................................................................................... 111
13.6 Positions of the contactor truck .................................................................................................................... 113
13.7 Racking the contactor truck to service position ............................................................................................ 114
13.8 Racking the contactor truck to test position ................................................................................................. 116
13.9 Closing the contactor electrically ................................................................................................................. 118
13.10 Opening the contactor electrically ................................................................................................................ 118
13.11 Opening the contactor manually .................................................................................................................. 119
13.12 Manual emergency opening of the contactor ............................................................................................... 121
13.13 Operating conditions without auxiliary voltage ............................................................................................. 122
13.14 Earthing the feeder manually ....................................................................................................................... 125
13.15 De-earthing the feeder manually .................................................................................................................. 127
13.16 Taking the contactor truck out of the panel .................................................................................................. 129
13.17 Inserting the contactor truck in a panel ........................................................................................................ 133
13.18 Replacing HV HRC fuse-links ...................................................................................................................... 138
13.19 Motor starting currents ................................................................................................................................. 146
13.20 Coordinating the components of the motor circuit........................................................................................ 146
14 Operating the contactor panel with panel width 600 mm ................................................................. 148
14.1 Control elements at the front side of the panel ............................................................................................ 148
14.2 Position indicators visible on high-voltage door ........................................................................................... 149
14.3 Access to compartments ............................................................................................................................. 149
14.4 Opening the high-voltage door..................................................................................................................... 150
14.5 Closing the high-voltage door ...................................................................................................................... 151
14.6 Positions of the contactor truck .................................................................................................................... 153
14.7 Racking the contactor truck to service position ............................................................................................ 154
14.8 Racking the contactor truck to test position ................................................................................................. 157
14.9 Closing the contactor electrically ................................................................................................................. 160
14.10 Opening the contactor electrically ................................................................................................................ 161
14.11 Opening the contactor manually .................................................................................................................. 162
14.12 Operating conditions without auxiliary voltage ............................................................................................. 164
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