Baumuller b maXX BM3400 Series - 9.3 Inspection intervals - maintenance notes

T 9 Maintenane
9.3 Insp etion intervals - maintenane notes
Regular checking of the environmental conditions is recommended. Thus you will receive the possibility, to
react immediately, in case the actual conditions deviate from the prescribed conditions.
WARNING
The following can occur, if the safety instruction is not complied with:
• serious personal injury
• death
The danger is: electricity. The unit carries dangerous voltages and currents, as well as residual
charges in the DC link.
While wor king in the switching cabinet assure, that all devices in the switching cabinet are
off-circuit and are safe against re-starting. Await the discharging of the DC link, before main-
tenance work is carried out. The capacitors of the DC link, which are used in the device are
10 min. after interruption of the supply voltage so far discharged, that the connections can be
demounted without danger. If you have additional capacitors connected to the DC link, the
discharging also can last much longer. In this case you must determine the necessary waiting
time yourself.
• Check the devices, which ensure the environmental air (e.g. air filters) at the switching cabinet at least
once a day.
• Maintain the air filters according to the indications of the manufacturer. In the case of polluted envi-
ronmental air, the required cooling air rate can not be reached anymore, if dirt deposits narrow/block
up the ventilation slots. If the devices are dirty, contact Baumüller, in order to initiate a servicing or
send the device to the company for inspection.
WARNING
The following can occur, if the safety instruction is not complied with:
• serious personal injury
• death
The danger is: electricity. The device can be dam aged by incorrect maintenance in such a way,
that a safe operating isn’t possible anymore
Do not maintain the device y ourself. Never remove dirt deposits especially in the inside of the
device with pointed objects a s screwdrivers or by the use of e.g. compressed air, vapor stream
equipment/ high pressure cleaners.
142 Instrution Manual b maXX ® BM3400
from 206 Doument No.: 5.07013.03 Baumueller Kamenz GmbH