1
st
digit 2
nd
digit
Level of protection
0 – No protection.
1 – Protected to 50 mm (2.0 in). No hands would be able to get into the enclosure.
2 – Protected to 12.5 mm (0.5 in). No ngers would be able to get into the enclosure.
3 – Protected to 2.5 mm (0.1 in). No tools would be able to get into the enclosure.
4 – Protected to 1.0 mm (0.04 in). No wires would be able to get into the enclosure.
5 – Protected against dust – limited entry.
6 – Protected totally against dust.
– 0 No protection.
– 1 Protected from vertical dripping water.
– 2
Protected from dripping water at 15° angle.
– 3
Protected from water at 60° angle.
– 4 Protected from splashing water.
– 5 Protected from water jets.
– 6 Protected from strong water jets.
– 7 Protected from temporary immersion.
– 8 Protected from permanent immersion.
Table 3.3 IP Number Breakdown
Approvals and Certication... Design Guide
MG22B222 Danfoss A/S © 01/2018 All rights reserved. 11
3 3
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