Siemens 3RW51 Series Manual page 36

Industrial controls , soft starters and solid-state switching devices

Mounting and Dismantling

3.4 Mounting the external bypass contactor

3.4

Mounting the external bypass contactor

Requirements

● External bypass contactor - Based on rated current of the soft starter

● Note the mounting positions, minimum clearances and ambient conditions stated on the

data sheet

● Level surface, e.g. sufficiently strong mounting plate

● Drilling template or standard mounting rail (depending on the size of the contactor)

● X-screws of suitable size for insertion into the selected mounting plate or wall (depending

on the size of the contactor)

● Screwdriver (depending on the size of screws used in the contactor)

Procedure

● Follow the manufacturer's recommendation and mount the external bypass contactor next

to the soft starter.

● The external bypass contactor can be mounted on a standard mounting rail or by

screwing it on the wall or mounting plate.

3.5

Installing / mounting / removing 3RW5 HMI

3.5.1

Installing the 3RW5 HMI Standard in 3RW51 soft starter

Requirements

● 3RW5 HMI Standard (accessories)

● HMI connecting cable 0.1 m (accessory)

● Hinged cover for 3RW51 with cutout for 3RW5 HMI Standard (accessory) or Cut out the

hinged cover for 3RW5 HMI (Page 50)

Manual, 06/2019, A5E37108631002A/RS-AB/002

3RW51 Soft Starter