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IP number decoder

First Number (Dust)
Second Number (Fluid)
Third Number (Impact)
#
Protection against...
#
Protection against...
#
Protection against...
0
No Protection
0
No Protection
0
No Protection
1
Solid objects over 50mm, e.g. accidental touch by hands
1
Vertically falling drops of water
1
Impact of 0.225 Joule (150g weight dropped from 15cm)
2
Solid objects over 12mm, e.g. fingers
2
Direct sprays of water up to 15° from the vertical
2
Impact of 0.375 Joule (250g weight dropped from 15cm)
3
Solid objects over 2.5mm, e.g. tools & wires
3
Sprays up to 60° from the vertical
3
Impact of 0.5 Joule (250g weight dropped from 20cm)
4
Solid objects over 1mm, e.g. small wires
4
Water sprayed from all direction - limited ingress permitted
4
(No meaning)
5
Dust - limited ingress (no harmful deposits) 
5
Low pressure jets of water from all direction - limited ingress permitted
5
Impact of 2.0 Joule (500g weight dropped from 40cm)
6
Dust - total; no ingress
6
Strong jets of water from all direction - limited ingress permitted
6
(No meaning)
 
7
Immersion between 15cm and 1m
7
Impact of 6.0 Joule (1.5Kg weight dropped from 40cm)
 
8
Long periods of immersion under pressure
8
(No meaning)



9
Impact of 6.0 Joule (5Kg weight dropped from 40cm)

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