Protect Switch 400V motors
Version:
2.0 | 14.02.2021
instruction manual | 1145616-00000
page
20
from
28
8
Diagnosis
8.1
General description of Service Levels 1 and 2
8.1.1
Service Level 1
In Level 1, all possible causes of faults are described for which it is not necessary to open the module cover
(no specialist electrical knowledge required).
8.1.2
Motor (consumer) does not work
Are all the necessary connecting cables
--X10 400V input
-X20 400V output and
-X11 Communication bus (AS-i or parallel)
connected at the module and latched in position correctly?
Is the
–X10 400V input cable properly connected to the intended power source and are all fuses switched
on there?
Is the
–X20 400V output cable properly connected to the intended consumer?
Is the AS-i Bus connecting cable
–X11 properly connected at the bus?
Is one of the properly connected connecting cables
–X10, -X11 and –X20 damaged?
8.1.3
Service Level 2
In Service Level 2, the cover must be opened in order to evaluate the diagnostic displays of the individual
components.
Depending on the type of function, the components may be different and are described below.
No specialist electrical knowledge is required.
The safety guidelines in chapter 3
Safety
must be observed.
When the module lid is open, diagnostic messages of the individual components can be read and evaluated
as follows
Component overview
Safe AS-i participant
Non-safe AS-i participant
Electronic load relay ELR
current monitoring
motor-protective circuit-breaker
line contactor
