Safety Instructions For Braking Resistors - Siemens SINAMICS S120 System Manual
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Also See for SINAMICS S120:
- Function manual (1094 pages) ,
- Diagnostic manual (947 pages) ,
- Manual (848 pages)
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Braking resistors
8.2 Safety instructions for braking resistors
8.2
Safety instructions for braking resistors
Fire as a result of ground fault/short-circuit
Inadequate installation of the cables to the braking resistor can result in a ground fault/short-
circuit and place persons at risk as a result of the associated smoke and fire.
• Use the local installation regulations to avoid this fault.
• Protect the cables against mechanical damage.
• Also implement one of the following measures:
Burns due to high surface temperatures
The braking resistor can become very hot. You can get seriously burnt when touching the
surface.
• Mount the braking resistors so that contact is not possible. If this is not possible, attach a
122
WARNING
– Use cables with double insulation.
– Maintain adequate clearance, e.g. by using spacers.
– Lay the cables in separate cable ducts or conduits.
CAUTION
clearly visible and understandable warning notice at hazardous positions.
High Frequency Drive
System Manual, 10/2020, 6SL3097-5AH10-0BP0
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