Inspection Of The Dc Link Capacitors Of The Pm Modules - Siemens SIMODRIVE 611 digital Configuration Manual

11 Spare Parts and Service

11.4 Inspection of the DC link capacitors of the PM modules

11.4 Inspection of the DC link capacitors of the PM modules
!
Procedure
11-348
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Caution
If the device is kept in storage for more than two years, the DC link capacitors
have to be reformed. If this is not performed, the units could be damaged when
they are switched on.
The date of manufacture can be taken from the serial number on the rating plate.
ST–xy.......(year, month)
Table 11-4 Date of manufacture coding
x
K
L
M
N
P
R
S
T
U
V
W
X
Note
It is important that the storage period is calculated from the date of manufacture
and not from the date that the equipment was shipped.
Contact the Siemens Service.
SIMODRIVE 611 Configuration Manual (PJU) – 05/2008 Edition
sales@aotewell.com
Year y
1998 1
1999 2
2000 3
2001 4
2002 5
2003 6
2004 7
2005 8
2006 9
2007 10
2008 O
2009 N
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