Siemens 8DA - About these instructions; Scope and Limitations

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Contents
Safety instructions............................................................................4
1 Signal terms and definitions................................ 4
2 General instructions ............................................ 4
3 Due application.................................................... 4
4 Qualified personnel ............................................. 5
Installation.........................................................................................6
5 Before installation................................................ 6
5.1 Preliminary clarifications...................................... 6
5.2 Switchgear room ................................................. 6
5.3 Installation dimensions and floor fixing ............... 6
5.4 Intermediate storage ........................................... 9
5.5 Tools/auxiliary means .........................................10
5.6 Installation and fixing material............................ 11
6 Unloading and erecting the transport units ........ 11
6.1 Packing and transport unit.................................. 11
6.2 Checking the delivery for completeness and trans-
port damage ....................................................... 11
6.3 Checking the SF6-gas pressure .........................12
6.4 Unloading transport units ...................................14
6.5 Transporting the units to the place of installation
...........................................................................15
6.6 Setting down the transport units at the place of
installation ..........................................................16
6.7 Aligning the switchgear......................................19
7 Assembling the switchgear............................... 20
7.1 Preparing busbar assembly ............................... 21
7.2 Installing the transport unit ............................... 23
7.3 Installing further transport units ........................ 27
7.4 Completing switchgear installation ................... 27
8 Installation work with SF6-gas before commis-
sioning............................................................... 30
8.1 Completing busbar assembly and filling with SF6-
gas..................................................................... 30
8.2 Assembling panel connections supplied sepa-
rately and filling circuit-breaker housings with SF6-
gas .....................................................................34
9 Performing the power-frequency voltage test ....36
10 Installation work with SF6-gas after the power-fre-
quency voltage test............................................38
10.1 Installing solid-insulated bars at the panel connec-
tion, and filling the circuit-breaker housings with
SF6-gas ..............................................................38
11 Removing and installing non-disconnectable bus-
bar voltage transformers .................................... 39
11.1 Removing non-disconnectable busbar voltage
transformers ...................................................... 39
11.2 Installing non-disconnectable busbar voltage
transformers ...................................................... 43
12 Final installation work.........................................46
12.1 Mounting cables with plugs...............................46
12.2 Connecting low-voltage cables ..........................46
12.3 Mounting the metal covers ................................ 46
13 Tests ..................................................................46
13.1 Checking the SF6-gas filling...............................46
13.2 Checking the circuits of the low-voltage equip-
ment ..................................................................47
13.3 Checking high-voltage connections ................... 47
13.4 Checking electrical connections.........................47
13.5 Checking protection against environmental influ-
ences .................................................................47
14 Commissioning ..................................................48
14.1 Checking the installation work ...........................48
14.2 Test operation ....................................................48
14.3 Checking the accessories ..................................49
14.4 Correcting circuit diagrams ................................ 49
14.5 Instructing the operating personnel ................... 49
Index .............................................................................................. 50