Smart Line Modules; Slm (< 16 Kw) Status Displays - Siemens sinumerik 828d Service Manual

4.12

Smart Line Modules

4.12.1 SLM (< 16 kW) status displays
Status displays
The 5 kW and 10 kW Smart Line Modules have the following status displays, which provide
information about the module state:
LED state
RDY DC LINK
–- OFF
Continuous --
green light
Continuous --
yellow light
Continuous --
red light
-- Continuous
yellow light
-- Continuous
red light
DC link voltage
Hazardous DC link voltages may be present at any time regardless of the state of the
"DC Link" LED. It must be checked that it really is in a no-voltage condition.
The warning information on the components must be carefully observed!
Hardware and Software
Service Manual, 03/2011, 6FC5397-5DP40-0BA0
Description, cause
Electronics power supply is missing or outside
permissible tolerance range.
Component is ready.
Precharging not yet complete.
Bypass relay has dropped-out.
EP terminals are not supplied with 24 V DC.
Overcurrent trip due to overtemperature.
DC link voltage in the permissible tolerance range.
Line supply faults: DC link voltage outside the
permissible tolerance range.
DANGER
Service cases - hardware
4.12 Smart Line Modules
Remedy
–-
--
--
Diagnose fault via output terminals
and acknowledge via input
terminal:
--
Check the line supply voltage.
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