IP Ratings
What Are IP Ratings?
The IP rating is an internationally recognised method for determining a products suitability for a particular operating environment. The following table explains more:
|
First Number
(Protection against Solids)
|
Definition |
Second Number
(Protection against liquid)
|
Definition |
| 0 |
No Protection |
0 |
No Protection |
| 1 |
Protected against objects over 50mm diameter |
1 |
Protected against vertically falling drops of water |
| 2 |
Protected against objects over 12mm diamter |
2 |
Protected against direct sprays up to 15° from vertical
|
| 3 |
Protected against objects over 2.5mm diameter |
3 |
Protected against direct sprays up to 60° from vertical |
| 4 |
Protected against objects over 1mm diameter |
4 |
Protected from spays from all directions. Limited fluid ingress permitted. |
| 5 |
Protected against dust. Limited ingress permitted. No harmful deposits. |
5 |
Protected against low pressure jets of water from all directions. Limited fluid ingress permitted. |
| 6 |
Totally protected against dust |
6 |
Proected against strong jets of water. Limited ingress permitted. |
|
|
7 |
Protected against temporary immersion of depths between 15cm and 1m for up to 30 minutes. |
|
|
8 |
Protected against long periods of immersion under pressure. |
For example, IP65 is totally protected against dust ingress and is protected against low pressure jets of water from all directions but some fluid ingress is permitted.