Installation, Connection and Branch Layout
SIRIUS 3RW44 System Manual
3-2 GWA 4NEB 535 2195-02 DS 04
3.1 Installing the Soft Starter
3.1.1 Unpacking
Caution
Do not lift the device by the lid when unpacking it, as this may damage the
device.
3.1.2 Mounting Position
The unit should be mounted on vertical, level surfaces.
Figure 3-1:Mounting position
3.1.3 Standards
Degree of protection
IP00
The 3RW44 soft starters comply with degree of protection IP00.
Taking into account the ambient conditions, the devices must be installed in IP54
switchgear cabinets (pollution degree 2).
Make sure that no liquids, dust or conductive parts can enter the soft starter.
Operation of the soft starter produces waste heat (heat loss) (refer to Chapter 10
"General Technical Data").
Caution
Ensure sufficient cooling where the unit is installed to prevent the switching
device from overheating.
NSB00649
22,5° 22,5°
90°90°
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