Mounting Terminal Covers On Main Circuit Connections - Siemens SIRIUS 3RW55 Equipment Manual

Connecting

5.5 Mounting terminal covers on main circuit connections

Alternatively, you can also connect the 3RW55 and 3RW55 Failsafe soft starters with size 2 with
bar connection without the box terminal block.
Procedure for bar connection - sizes 3, 4, and 5
Pay attention to the diagram on the packaging of the connection set.
• Connect the terminals 1/L1, 3/L2, 5/L3 to the power supply.
• Connect the terminals 2/T1, 4/T2, 6/T3 to the motor.
Note
Cable routing for size 5
Note that the main connection cables and main connection bars have to be supported. The
support must be no more than 300 mm from the edge of the enclosure.
Example circuits
• Feeder assembly, type of coordination 1 fuseless (Page 291)
• Feeder assembly, type of coordination 1 with fuses (Page 293)
• Feeder assembly, type of coordination 2 (Page 294)
• Inside-delta circuit (Page 295)
5.5 Mounting terminal covers on main circuit connections
Requirements
• Sizes 2 - 4: Terminal cover (accessory) for the 3RW55 or 3RW55 Failsafe soft starter
• Size 5:
– Terminal cover for 3RW55 soft starter
– Screwdriver TX25
Note
Touch protection by terminal cover
Touch protection according to EN 50274 finger-safe only for vertical contact from the front.
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SIRIUS 3RW55 and 3RW55 Failsafe Soft Starters
Equipment Manual, 02/2022, A5E35630887002A/RS-AF/006