Functional safety
FUN
C
TI
ON
AL SAFET
Y
Ele
ctrica
l p
recautio
ns
9.
Ref.1912
· 319 ·
DDS
HARDWARE
9.5 Electrical precautions
Safety functions
The Power Drive System, in general
See the precautions to keep in mind regarding the design and installation in
the
section in this manual.
DANGER.
The activation of the safety function STO neither isolates the mains nor
discharges the power DC BUS.
Opening the main external contactor - KM1 isolates the system from
mains, but the DC BUS is still alive for the time period indicated on the
front plate of the unit.
Summary of Contents for DDS APS-24
Page 1: ...DRIVE DDS Hardware manual Ref 1912...
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Page 179: ...3 Drives Ref 1912 179 DDS HARDWARE...
Page 180: ...3 Drives Ref 1912 DDS HARDWARE 180...
Page 200: ...4 AUXILIARY MODULES Auxiliary modules Ref 1912 DDS HARDWARE 200...
Page 260: ...7 Cables Ref 1912 DDS HARDWARE 260...
Page 397: ...Sales models 12 Ref 1912 397 DDS HARDWARE 12 9 Order example F H12 21 Order example...
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