HYDAC FILTER SYSTEMS GMBH
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BeWa FCU1210 3545830b en-us lq
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The manufacturer assumes no responsibility for determining
the interfaces for installation in a system or the installation, use
or functionality of the product in this system.
4.2.1 Periodic intermittent duty – operating mode S3
Periodic intermittent duty in accordance with DIN EN 60034-1 /
DIN VDE 0530, Part 1, means that, during the period t
0
, opera-
tion t
1
repeats itself periodically in alternation with the power
(P
N
)
S3
, followed by the cooling-down phase (downtime) t
2
. The
relative duty cycle is 40% in relation to a useful life of 10 min-
utes.
Fig. 6:
Operating mode
S3 – Periodic intermittent
duty
(P
N
)
S3
Nominal power, operating mode S3
t time
t
0
Period
t
1
Operation
t
2
Cooling phase (downtime)
°C (°F) Temperature
