1 DB1 device series
1.12 Maintenance and inspection
DB1 variable frequency drive
11/20 MN040031EN
Eaton.com
25
1.12 Maintenance and inspection
The DB1 series of variable frequency drives will be maintenance-free as long
as the general rated data are adhered to and the specific technical data
(see annex) for the relevant ratings are taken into account. Please note,
however, that external influences may effect the operation and lifespan of a
DB1 variable frequency drive.
Because of this, we recommend inspecting the devices on a regular basis
and carrying out the following maintenance activities at the specified inter-
vals.
Table 7:
Recommended maintenance for DB1 variable frequency drives
There are no plans for replacing or repairing individual components of DB1
variable frequency drives!
If the DB1 variable frequency drive is damaged by external influences, repair
is not possible.
Dispose of the device according to the applicable environmental laws and
provisions for the disposal of electrical or electronic devices.
Maintenance measures
Maintenance interval
Clean cooling vents
please enquire
Check that the fan is working properly
6 - 24 months (depending on the environment)
Check the filter in the control panel doors
(see the manufacturer's specifications)
6 - 24 months (depending on the environment)
Check all ground connections to make sure
they are intact
On a regular basis, at periodic intervals
Check the tightening torques of the terminals
(control signal terminals, power terminals)
On a regular basis, at periodic intervals
Check connection terminals and all metallic
surfaces for corrosion
6 - 24 months; when stored, no more than 12 months later
(depending on the environment)
Motor cables and shield connection (EMC)
According to manufacturer specifications, no later than 5 years
Charge capacitors
12 months
(