Safety Instructions For Braking Modules Booksize - Siemens SINAMICS S120 Combi Manual
Power modules
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Also See for SINAMICS S120 Combi:
- Function manual (1094 pages) ,
- Diagnostic manual (947 pages) ,
- Manual (848 pages)
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DC link components
7.2 Braking Module Booksize
NOTICE
Material damage during fast discharge due to overvoltages
Existing voltages can damage the rapid discharge system.
• Fully disconnect the drive system for rapid discharge from the line supply.
• The motors must be at a standstill.
Monitoring functions
● Automatic detection of braking resistors and braking power monitoring
● I
● Temperature monitoring of the Braking Module
● Short circuit and overload detection
● Ground fault detection
7.2.2
Safety instructions for Braking Modules Booksize
Electric shock due to the residual charge of the DC-link capacitors
Due to the DC-link capacitors, a hazardous voltage is present in the DC link for up to
five minutes after the power supply has been switched off.
Contact with live parts can result in death or serious injury.
• Do not open the protective cover of the DC link until five minutes have elapsed.
• Only operate the S120 Combi with the DC-link protective cover closed.
• Do not continue to operate damaged components.
Missing warning labels in the national language
Missing or illegible warning labels in the national language regarding the DC-link discharge
time can result in death or serious injury.
• Attach the component warning labels in the national language.
166
t monitoring of the braking resistors
2
WARNING
WARNING
SINAMICS S120 Combi
Manual, 11/2017, 6SL3097-4AV00-0BP7
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