Brochure/Catalogue

IP class of protection
IP class of protection to DIN EN 60529
The ingress protection class or IP rating is indicated by
a code consisting of the two letters IP and two digits
representing the class of protection.
Example:
I P 6 5
2nd digit: protection from liquids
1st digit: protection from solid bodies
Protection against intrusion of external particle matter (1st digit)
Code digit
0
No protection
1
Protection against ingress of large solid bodies
with diameter > 50 mm. (Protection to prevent
dangerous parts being touched with the back of
the hand.)
2
Protection against ingress of large solid bodies
with diameter > 12.5 mm. (Protection to prevent
dangerous parts being touched with the ngers.)
3
2,5 mm
Protection against ingress of large solid bodies
with diameter > 2.5 mm. (Protection to prevent
dangerous parts being touched with a tool.)
4
1,0 mm
Protection against ingress of large solid bodies
with diameter > 1 mm. (Protection to prevent
dangerous parts being touched with a piece of
wire.)
5
Protection against harmful deposits of dust,
which cannot enter in an amount sufcient to
interfere with satisfactory operation.
6
Complete protection against ingress of dust.
Protection against penetration of liquids (2nd digit)
Code digit
0
No protection
1
Protection against drops of condensed water
falling vertically.
2
Protection against drops of liquid falling at an
angle of 15° with respect to the vertical.
3
Protection against drops of liquid falling at an
angle of 60° with respect to the vertical.
4
Protection against liquids splashed from any
direction.
5
Protection against water jets projected by a
nozzle from any direction.
6
Protection against water from heavy sea on
ships’decks.
7
1 m
Protection against immersion in water under
dened conditions of pressure and time.
8
Protection against indenite immersion in water
under dened conditions of pressure (which must
be agreed between manufacturer and user and
must be more adverse than number 7).
W
W.10
Technical appendix
2712630000