IP = Ingress Protection
The IP rating indicates how an equipment is protected against access
to sensitive parts and protection against dust going inside.
IP rating
1st digit
|
|
Protection for the equipment against ingress of solid foreign objects
|
Protection for persons against access to hazardous parts with
|
| 0 |
(non-protected) |
(non-protected)
|
| 1 |
≥50 mm in diameter |
back of hand
|
| 2 |
≥12.5 mm in diameter |
finger
|
| 3 |
≥2.5 mm in diameter |
tool
|
| 4 |
≥1.0 mm in diameter |
wire
|
| 5 |
dust-protected |
wire
|
| 6 |
dust-tight |
wire
|
| X |
not required
|
2nd digit
| |
Against ingress of water with harmful effects
|
| 0 |
(non-protected)
|
| 1 |
vertically dripping
|
| 2 |
dripping (15° tilted)
|
| 3 |
spraying
|
| 4 |
splashing
|
| 5 |
jetting
|
| 6 |
powerful jetting
|
| 7 |
temporary immersion
|
| 8 |
continuous immersion
|
| X |
not required
|
Additional letters (optional)
| |
Against access to hazardous parts with
|
| A |
back of hand
|
| B |
finger
|
| C |
tool
|
| D |
wire
|
| |
Supplementary information specific to
|
| H |
High voltage apparatus
|
| M |
Motion during water test
|
| S |
Stationary during water test
|
| W |
Weather conditions
|
Standards
- IEC 60529
- NEMA 250
- UL 50
- UL 508
- CSA C22.2 No. 94.
Contributors
Sources