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Mounting and dismantling
4.3 Mounting the 3RW52 soft starter on a level surface
SIRIUS 3RW52 Soft Starter
56
Equipment Manual, 04/2020, A5E35630451002A/RS-AE/005
4.3
Mounting the 3RW52 soft starter on a level surface
Requirements
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Comply with the mounting positions and ambient conditions stated on the data sheet.
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Comply with the minimum clearances indicated in the following diagram.
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Level surface, e.g. sufficiently strong mounting plate
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4 properly executed drill holes with thread or plug on the level surface.
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4 screws of suitable size and with regular thread for insertion into the selected mounting
plate or wall.
Use an additional 4 washers if the head of the screw is smaller than the specified
diameter.
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Screwdriver (depending on the drive of the screws)
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If necessary, use shims and snap rings.
Size
Article number
Screws
Tightening torque
Size 1
3RW521.-.....
M6
5 Nm
Size 2
3RW522.-.....
Size 3
3RW523.-.....
Size 4
3RW524.-.....
M8
8 Nm
The following figure shows the minimum clearances for the 3RW52 soft starter: