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Data is subject to errors and technical modifications.
Wiring
Accessories
IP66
Ingress Protection (IP) Chart
The IP rating for all low voltage enclosures up to 1000 V a.c. and 1500 V
d.c. is defined in identical fashion by the standards EN 60529 - IEC 529. It
comprises the letters IP followed by two character numerals and or additional/
supplementary letters.
The first character numeral indicates the degree of protection
provided by the enclosure against access to hazardous parts by preventing or
limiting the ingress of a part of the human body or an object held by a person
and ingress of solid foreign objects.
The first character numeral:
Protection against foreign objects
IP
Description
0
Non-protected
1
Protected against solid objects ≥ than 50mm
2
Protected against solid objects ≥ than 12.5mm
3
Protected against solid objects ≥ than 2.5mm
4
Protected against solid objects ≥ than 1.0mm
5
Dust-protected
6
Dust-tight
The second character numeral indicates the degree of protection provided
by the enclosure with respect to harmful effects on the equipment due to the
ingress of water. An X signifies that the tests are not applicable to the product.
The second character numeral:
Protection against ingress of water with harmful effects
IP
Description
0
Non-protected
1
Protected against vertically falling water drops
2
Protected against vertically falling water drops
when enclosure titled up to 15°
3
Protected against spraying water
4
Protected against splashing water
5
Protected against water jets
6
Protected against powerful water jets
7
Protected against the effect of temporary
immersion in water
8
Protected against continuous immersion in
water
Additional letter (in option)
Protection of people against access to hazardous parts
Description
A
Protected against access to hazardous parts with the
back of the hand
B
Protected against access to hazardous parts with a finger
C
Protected against access to hazardous parts with a tool
- ø 2.5mm
D
Protected against access to hazardous parts with a wire
- ø 1mm
Additional letter (in option)
Specific information on the product
Description
H
High voltage apparatus
M
Motion during water test
S
Stationary during water test
W
Weather conditions