Siemens SIMOSEC Operating Instructions Manual page 4

19.7 Switching the three-position switch with
FII-Protection-System (option)........................ 80
20 Operating the make-proof grounding
switch ............................................................ 82
20.1 Indicators and control elements of the
make-proof grounding switch ........................ 82
20.2 Preconditions for operation ............................ 83
20.3 Switching the make-proof grounding switch
to GROUNDED position ................................. 84
20.4 Switching the make-proof grounding switch
to OPEN position ........................................... 85
21 Grounding of panels that do not have
switching devices........................................... 86
Maintenance.............................................. 87
22 Switchgear maintenance................................ 87
22.1 Recommended Hand Tools ........................... 88
22.2 Recommended Maintenance and
Lubrication ..................................................... 89
22.3 Cleaning the switchgear................................. 90
22.4 Checking corrosion protection ....................... 91
22.5 Returning SIMOSEC switchgear to
service............................................................ 91
23 Access to the switchgear............................... 91
23.1 Identifying the panel....................................... 91
23.2 Removing the cable compartment cover ....... 92
23.3 Removing the cover of the compartment for
customer low voltage equipment .................. 95
23.4 Removing the cover of the bus bar
compartment ................................................. 96
24 Testing ........................................................... 96
24.1 Verification of grounding ................................ 96
24.2 Verification of correct terminal-phase
connections.................................................... 97
24.3 Cable testing .................................................. 98
24.4 Cable sheath testing ...................................... 99
25 Replacing HV HRC (current limiting) fuses..... 99
25.1 Preparing fuse replacement ........................... 99
25.2 Removing HV HRC (current limiting)
fuse link........................................................ 100
25.3 Checking the fuse tripping mechanism........ 100
25.4 Installing the HV HRC (current limiting)
fuses ............................................................ 102
25.5 Completing fuse replacement...................... 102
26 Switchgear recycling .................................... 103
27 Help.............................................................. 103
28 Index ............................................................ 104
4
REVISION 02 * OPERATING INSTRUCTIONS SIMOSEC * 832-6063.0