Siemens SIRIUS 3RW52 - Page 55

Mounting and dismantling
4.2 Mounting the fan cover
SIRIUS 3RW52 Soft Starter
Equipment Manual, 04/2020, A5E35630451002A/RS-AE/005
55
Procedure
NOTICE
Material damage due to mechanical load
Avoid a mechanical load on the fan hub when mounting the fan cover.
Ⴠ Place the fan cover on the fan ཰ and fasten the fan cover ཱ.
– 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
product are sufficient in each case.
– Size 4: You require 1 fan cover and 4 of the screws packed with the product.
Result
The fan cover provides enhanced touch protection and prevents the fan from being blocked
by foreign objects.