Mount The 3Rw55 And 3Rw55 Failsafe Soft Starters On A Level Surface - Siemens SIRIUS 3RW55 Equipment Manual

Mounting and dismantling

4.3 Mount the 3RW55 and 3RW55 Failsafe soft starters on a level surface

Procedure
NOTICE
Material damage due to mechanical load.
Avoid a mechanical load on the fan hub when mounting the fan cover.
• Place the fan cover on the fan
– Size 1: You require 1 fan cover and 4 of the screws packed with the product.
– Sizes 2 and 3: You require 2 fan covers. Due to the design, 3 screws packed with the
– Size 4: You require 1 fan cover and 4 of the screws packed with the product.
– Size 5: You require 3 fan covers and, for each of these, 4 of the screws packed with the
Result
The fan cover provides enhanced touch protection and prevents the fan from being blocked by
foreign objects.
4.3 Mount the 3RW55 and 3RW55 Failsafe soft starters on a level
surface
Requirements
• Comply with the mounting positions and ambient conditions stated on the data sheet.
• Comply with the minimum clearances indicated in the following diagram.
• Level surface, e.g. sufficiently strong mounting plate
• 4 properly executed drill holes with thread or plug on the level surface.
56
product are sufficient in each case.
product.
①
and fasten the fan cover
SIRIUS 3RW55 and 3RW55 Failsafe Soft Starters
Equipment Manual, 02/2022, A5E35630887002A/RS-AF/006
②
.