Installation
40/214 Revision 11 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DA10 • 861-9601.9
Installation
18 Constructional stipulations
18.1 Switchgear room
The switchgear can be used at the following locations as an indoor installation according to
IEC 61936 (Power Installations exceeding AC 1 kV) and VDE 0101:
• Lockable electrical service locations. Requirements on lockable electrical service locations
(room or location):
- Are exclusively used for operation of electrical equipment.
- Are kept under lock and key.
- Access is exclusively restricted to electricians and persons who have been properly
instructed in electrical engineering.
- Untrained or unskilled persons may only enter under the supervision of electricians or
persons who have been properly instructed in electrical engineering.
• Outside lockable electrical service locations at places which are not accessible to the public.
Enclosures of switchgear can only be removed with tools.
Preparing
the switchgear room
Observe the following points when preparing the switchgear room:
• Base frame and switchgear dimensions
• Transport ways to the switchgear room
• Distribution and intermediate storage spaces
• Size of the room and the doors
• Construction and load-bearing capacity of the floor
• Illumination, heating, power and water supply
• Dimensions of installation scaffoldings and foundation rails
• Installation of high-voltage cables
• Earthing system
• Switchgear room free of dirt and dust
Dimensions of
the switchgear room
Fig. 19: Room planning
mm
①
Room height
1
1
If there are any busbar components, the room may have to be higher.
≥ switchgear height + 200
②
Lateral wall distance from the switchgear front ≥ 800
③
Floor opening for control cables 210
④
Floor opening for high-voltage cables
2
2
For large panel connection housings (versions 4 and 5), the dimension must not be smaller
than 1145 mm.
1145
⑤
Lateral wall distance from the rear side of the switchgear in case of wall-
standing arrangement
≥ 100
Lateral wall distance in case of free-standing arrangement ≥ 800
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