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Level
against
5
Water jets
Powerful
6
water jets
Immersion
7
up to 1 m
Immersion
8
beyond 1 m
Description of
protection
Water projected by a nozzle
(6.3mm) against enclosure
from any direction shall have
no harmful effects.
Water projected in powerful
jets (12.5mm nozzle) against
the enclosure from any
direction shall have no
harmful effects.
Ingress of water in harmful
quantity shall not be possible
when the enclosure is
immersed in water under
defi ned conditions of
pressure and time
(up to 1 m of submersion).
The equipment is suitable for
continuous immersion in
water under conditions,
which shall be specifi ed by
the manufacturer.
Normally, this will mean that
the equipment is hermetically
sealed.
However, with certain t
ypes of equipment, it can
mean that water can
enter butonly in such
a manner that it produces
no harmful effects.
12
Description of
test condition
. Test duration:
at least 3 minutes
. Water volume:
12.5 litres per minute
. Pressure: 30 kN/m² at
distance of 3m
. Test duration:
at least 3 minutes
. Water volume:
100 litres per minute
. Pressure: 100 kN/m² at
distance of 3m
Test duration: 30 minutes
Immersion at depth of 1m
. Test duration: continuous
immersion in water
. Depth specifi ed by
manufacturer
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