861-9601.9 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DA10 • Revision 11
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Contents
Safety instructions ............................................. 6
1
Signal terms and definitions ............................... 6
2
General instructions ........................................... 7
3
IT security .......................................................... 9
4
Due application .................................................. 9
5
Qualified personnel .......................................... 10
Description ....................................................... 11
6
Panel overview................................................. 11
6.1
Subframe ......................................................... 11
6.2
Switchpanel pole.............................................. 11
6.3
Examples for panel versions ............................. 12
6.4
Examples for panel versions ............................. 13
6.5
Low-voltage compartment ............................... 15
7
Circuit-breaker ................................................. 16
7.1
Design ............................................................. 16
7.2
Circuit-breaker operating mechanism ............... 16
7.3
Equipment ....................................................... 17
8
Three-position disconnector ............................. 18
9
Make-proof busbar earthing switch .................. 20
10
Current and voltage transformers ..................... 21
10.1 4MT and 4MU voltage transformers.................. 21
10.2 Current transformers........................................ 23
11
Gas compartments ........................................... 24
12
Panel connection.............................................. 25
12.1 Features........................................................... 25
12.2 Cable plugs for panel connection versions ........ 25
13
Protection and control equipment .................... 27
14
Voltage detecting systems................................ 27
15
Aseismic design (option) .................................. 28
16
Accessories ...................................................... 29
16.1 Standard accessories ........................................ 29
16.2 Other accessories ............................................. 30
17
Technical data.................................................. 31
17.1 Electrical data................................................... 31
17.2 Vacuum circuit-breaker..................................... 32
17.3 Endurance classes ............................................ 34
17.4 Insulating gas................................................... 35
17.5 Classification of 8DA10 according to
IEC 62 271-200 ................................................ 37
17.6 Standards, specifications, guidelines................. 37
17.7 Phase sequence................................................ 38
17.8 Rating plates .................................................... 39
Installation........................................................40
18
Constructional stipulations ............................... 40
18.1 Switchgear room.............................................. 40
18.2 Constructional data of the foundation .............. 43
18.3 Transport units................................................. 45
19
Before installation ............................................ 46
19.1 Preliminary clarifications................................... 46
19.2 Installation and fixing material ......................... 46
19.3 Working materials ............................................ 46
19.4 Overview of busbar housing covers
with desiccant bags.......................................... 47
19.5 Tightening torques........................................... 48
19.6 Comments on electromagnetic compatibility .... 49
20
Transport and storage ...................................... 50
20.1 Packing and transport unit................................ 50
20.2 Completeness and transport damages .............. 50
20.3 Intermediate storage ........................................ 50
20.4 Transporting and unloading
the transport unit ............................................. 53
20.5 Setting down the transport units
at the place of installation ................................ 56
20.6 Aligning the switchgear.................................... 59
20.7 Checking the SF6 gas pressure.......................... 60
21
Switchgear installation ..................................... 61
21.1 Preparing busbar assembly ............................... 62
21.2 Lining up panels............................................... 71
21.3 Lining up further panels ................................... 74
21.4 Completing switchgear installation................... 74
21.5 Mounting the cable bracket.............................. 77
21.6 Installing the earthing busbar ........................... 79
21.7 Interconnecting panels with 5000 A busbar
(twin busbar) ................................................... 84
22
Installation work with SF6 gas before
commissioning................................................. 95
22.1 Completing busbar assembly and filling
with SF6 gas .................................................... 95
22.2 Installing the panel connections supplied
in the accessories, and filling
the circuit-breaker housing with SF6 gas........... 97
22.3 Installing solid-insulated bars at the panel
connection, and filling the circuit-breaker
housings with SF6 gas.................................... 103
23
Performing the power- frequency
voltage test .................................................... 105
24
Installing the voltage transformers ................. 106