802-9081.9 • INSTALLATION AND OPERATING INSTRUCTIONS • NXPLUS C • Revision 11 81/293
Installation
Installation
12 Constructional stipulations
12.1 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
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