ABB DCS800 Service Manual page 144

144
The SDCS-POW-4 is located between the module door on the electronic tray.
It operates continuously, because it supplies the drive electronics even when
the armature current is switched-off. Therefore all its components are exposed
to hot conditions.
Additionally the electrolytic capacitors on the SDCS-POW-4 are aging. The
SDCS-POW-4 also is equipped with several capacitors which are sensitive to
high ambient temperature.
Where used:
Aging of the electronic card result in:

Check the flat cables and their connections.
Preventive Maintainance
Phone: 800.894.0412 - Fax: 888.723.4773 - Web: www.clrwtr.com - Email: info@clrwtr.com
DCS800-S0x-1000, ..., DCS800-S0x-5200
1. Damage other devices
2. Trip the drive and cause break-down time
3ADW000195R0501 DCS800 Service Manual e e
D5 to D7 and DCS800-R