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7/31/2019 T22 Protection Classes to en 60529
1/11047
LFLEX
UN
ITRONIC
ETHERLINE
HITRO
NIC
EPIC
SKINTOP
SILVYN
FLEXIMARK
ACCESSORIES
APPENDIX
For current inormation see www.lappgroup.com/products
Appendix
Selection Table
T22: Protection classes to EN 60529
Deinition o the protection category acc. to EN 60529 (DIN 0470) and DIN 40050
The protection category is mentioned as a short mark which consists o two unvarying letters IP and ratios or the protection level,
or example IP 54.
Protection Classes or protection against oreign bodies
Protection Classes or water protection
First fgure Designation Scope o protection explanation
0 No protection
1Protection against large oreign bodies
> 50 mm
Protection against accidental, large-surace contact with active or internal moving parts, e.g. with the hand,
but no protection against deliberate access to these parts. Protection against penetration o solid oreign
bodies with a diameter larger than 50 mm.
2Protection against medium-sized oreign
bodies > 12.5 mm
Protection against contact by the ngers with active or internal moving parts. Protection against
penetration o solid oreign bodies with a diameter larger than 12 mm.
3Protection against small oreign bodies
> 2.5 mm
Protection against contact with active or internal moving parts with tools, wires, etc. o a thickness greater
than 2.5 mm. Protection against penetration o solid oreign bodies with a diameter larger than 2.5 mm.
4Protection against granula oreign bodies
> 1.0 mm
Protection against contact with active or internal moving parts with tools, wires, etc. o a thickness greater
than 1 mm.
5 Protection against accumulation o dust
Complete protection against contact with live or internal moving parts, protection against harmul dust
accumulations. The penetration o dust is not completely prevented, but the dust may not penetrate in such
quantities that the mode o operation is restricted.
6 Protection against ingress o dustComplete protection against contact with live or internal moving parts. Protection against the ingress o
dust.
Second fgure Designation Scope o protection explanation
0 No protection
1 Protection against dripping water alling
vertically
Water drops which all vertically must not have any harmul eect.
2 Protection against dripping water alling
at an angle
Water drops which all at any angle rom 15 to the vertical, may not have any harmul eect.
3 Protection against sprayed water Water which alls at any angle up to 60 to the vertical, must not have any harmul eect
4 Protection against splashed water Water which splashes rom all directions onto the equipment must not have any harmul eect.
5 Protection against water jet A water jet rom a nozzle, which is directed rom any direction against the equipment, must not have any
harmul eect.
6 Protection against fooding In the event o temporary fooding, e.g. in heavy seas, water may not penetrate into the equipment in
harmul quantities.
7 Protection against immersion Water may not penetrate in harmul quanti ties when the equipment is immersed in water under the
prescribed pressure and time conditions.
8 Protection against submersion Water may not penetrate in harmul quanti ties i the equipment is submerged under water.
9K Protection against high pressure/
cleaning with high pressure cleaner
Water under high pressure and rom any direction may not cause damage to the housing.
Example: Identiying letters IP 65
Second gure: Protection against liquids.
First gure: Protection against contact penetration o oreign bodies.
T22