Controlled Stop, Emergency Stop Category 1; Fault And System Messages; External Alarms And Faults; Message From The Grounding Switch - Siemens SINAMICS SM150 Operating Instructions Manual

8.5.3.7

Controlled stop, EMERGENCY STOP category 1

EMERGENCY STOP category 1 for controlled stop according to EN 60 204. This function stops
the drive by means of a rapid stop using a deceleration ramp that must be parameterized.
Note
The active infeed allows the drive to always be controlled as long as the power system can
absorb energy.
8.6

Fault and system messages

8.6.1

External alarms and faults

With the optional terminal blocks TM15/TM31, there are 24 terminals. You can select the
following with SCOUT:
1. Any messages that should be displayed.
2. Protection devices that should be triggered.
The list of parameterized faults and alarms can be found in the List Manual in the "Faults and
alarms" section.
8.6.2

Message from the grounding switch

Switching statuses "MPGS safe ON" and "MPGS safe OFF".
The switching status of the make-proof grounding switch is indicated to the sequencer (D455
or CU320) by the messages "MPGS safe ON" and "MPGS safe OFF" via a TM15 module.
These messages are required for displaying the status and for interlocking the circuit-breaker.
Enabling the drive
The doors of the power unit are unlocked under the following conditions:
● The serial link of "Safe On messages".
● The potential-free contacts of the make-proof grounding switch.
● The enable signal of the open-loop/closed-loop control
SINAMICS SM150 6SL3845-7NN42-2AA3 HBIS Shigang WRM NTM
Operating Instructions Rev.202003051222 3005356504
8.6 Fault and system messages
Operation
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