Parameters
Description
Alternative DC braking torque
Irrespective of the set alternative stopping mode, not the description of the parameter
"DC braking torque" in the relevant chapter:
• DC braking (Page 154)
• Dynamic DC braking (Page 157)
• Factory setting: 50%
• Setting range: 20 ... 100%
• In steps of: 5%
Alternative DC braking delay
Depending on the alternative stopping mode set, observe the description of the param‐
eter "DC braking delay" in the relevant chapter:
• DC braking (Page 154)
• Dynamic DC braking (Page 157)
• Factory setting: 0 s
• Setting range: 0 ... 360 s
• In steps of: 0.1 s
1)
This stopping mode is not available for the 3RW55 Failsafe soft starter.
Switchover options
• 3RW5 HMI High Feature
Menu: "Control > Control motor > Enable / Disable alternative stopping mode"
Access protection to the 3RW5 HMI High Feature is not active or has been reset.
Refer to chapter Control via 3RW5 HMI High Feature (Page 232).
• With SIRIUS Soft Starter ES (TIA Portal) via the local interface on the 3RW5 HMI High Feature
Brief overview: Window "Task Card" > Tab "Online Tools" > "SIRIUS Control Panel"
• With a fieldbus via a 3RW5 communication module:
– With SIRIUS Soft Starter ES (TIA Portal) Premium / Professional (only via a 3RW5 PROFINET
or PROFIBUS communication module)
Brief overview: See SIRIUS Soft Starter ES (TIA Portal) via the local interface on the
3RW5 HMI High Feature
– Configuration software of the control system (e.g. STEP 7 with corresponding HSP)
– User program
You can find additional information on the parameters that can be set via the fieldbus in the
manual of the respective 3RW5 communication module.
Functions
8.2 Run-down
SIRIUS 3RW55 and 3RW55 Failsafe Soft Starters
Equipment Manual, 02/2022, A5E35630887002A/RS-AF/006
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