IP codes
(degree of protection)

Description
Protection against intrusion of solid foreign objects and acceptance into dangerous parts	The first digit
Unprotected	0
50 mm diameter (hand)	1
12.5 mm diameter (finger)	2
2.5 mm diameter (tool)	3
1.0 mm diameter (wire)	4
dust protection (cord)	5
dust resistance (cord)	6

Description
Protection against water penetration	The second digit
Unprotected	0
Vertical dripping	1
Dripping (15 ° tilt)	2
Spraying	3
Splashing	4
Strong current	5
Very strong current	6
Short immersion	7
Continuous immersion	8
High pressure and temperature spraying from above	9K

Additional letters (A, B, C, D, H, S, W)

Letters at the end of the IP code	Protection of persons from access to dangerous parts
–	There is no protection
A	Arm top
B	Finger
C	The diameter of the tool is 2.5 mm
D	Wire diameter 1 mm, length 100 mm
H	High voltage device
S	Movement during water tests
W	Weather conditions

IK codes – impact protection

(IK code characterizes the ability of the equipment to resist mechanical impact on all sides (EN 50102))

IK	Impact energy [J]	Hammer mass [kg]	Height of hammer elevation [cm]
0	0	–	–
1	0,15	0,2	7,5
2	0,2	0,2	10
3	0,35	0,2	17,5
4	0,5	0,2	25
5	0,7	0,2	35
6	1	0,5	20
7	2	0,5	40
8	5	1,7	29,5
9	10	5	20
10	20	5	40