Accessories
12.5 8US busbar adapter
SIRIUS 3RA6 Compact Starter
System Manual, 02/2008, GWA 4NEB 560 0601-02 DS 02
121
12.5 8US busbar adapter
12.5.1 Description of the hardware
To save space when installing compact starters and to save time as far as the infeed is
concerned, busbar adapters are used to mount the compact starters directly onto busbar
systems.
The compact starter is mounted on the 8US busbar adapter and connected on the line side.
This ready-to-use unit plugs directly onto the busbar systems, thereby taking care of
mechanical fastening and electrical connection at the same time.
Busbar systems
The 8US busbar adapter has been designed for use with the following system:
Table 12-12 Bus bar system
For copper busbar in accordance with DIN EN/EN 13601 Busbar system with center-to-
center clearance
Width Thickness
60 mm systems 12 mm to 30 mm 5 mm and 10 mm
Accessories
The following accessory is available for the 8US busbar adapter:
● Device holder for lateral mounting on busbar adapter (8US1250-1AA10).
You only need the device holder when installing a 3RA62 compact starter reversing
starter.
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