Manual

Table Of Contents
© EA Elektro-Automatik in 2022, this information is subject to change without notice 8833200840_manual_elr_10000_2u_3kw_en_02
4.2.2 Trouble-shooting device problems
Problem situation Possible hazard Probability Safety measures to take by the operator Residual
risk
A voltage source with
reversed polarity has
been connected to
the DC input
Damage of the in-
ternal secondary
power stage
Low With all application that require to connect an exter-
nal source to the device, especially if the source is a
battery, attach an extra warning sign onto the device
which instructs the user to be extra careful, watching
the polarity. As an additional measure include fuses in
line with the DC cables which could attenuate or even
prevent damage to the device.
Low