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05.01
11.4 Inspection of the DC link capacitors of the PM modules
11-348
© Siemens AG 2008 All Rights Reserved
SIMODRIVE 611 Configuration Manual (PJU) – 05/2008 Edition
11.4 Inspection of the DC link capacitors of the PM modules
!
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 Year y Month
K 1998 1 01
L 1999 2 02
M 2000 3 03
N 2001 4 04
P 2002 5 05
R 2003 6 06
S 2004 7 07
T 2005 8 08
U 2006 9 09
V 2007 10 10
W 2008 O 11
X 2009 N 12
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.
J
Procedure
11 S
are Parts and Service 05.08
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