Cold Start" Parameter - Siemens SIRIUS 3RB24 Manual

Protection devices electronic overload relay
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6.2

"Cold start" parameter

"Cold start" parameter
The "Cold start" parameter enables startup without connected motor or without main power.
If an ON command is received via the process image ("Motor direction of rotation 1" or
"Motor direction of rotation 2"), the contactor is activated. If the "Cold start" parameter is set to
"Enable", the contactor only remains activated if no current flow is measured.
If a current flow is detected during cold starting (no current flow on the activated contactor), a
fault message appears and the device trips immediately.
The table below shows the values for the "Cold start" parameter.
Table 6-1
Value
0
1
The "Cold start" parameter can only be modified via IO‑Link. It cannot be adjusted at the device.
SIRIUS 3RB24 electronic overload relay for IO-Link
Equipment Manual, 07/2022, NEB969165602000/RS-AA/003
"Cold start" parameter
Description
Cold start:Disable
Cold start: Enable
6.2 "Cold start" parameter
Default setting
Disable
Parameters
51

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