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IP Standards

IP Standards

 

SAFIERY UNIVERSITY
IP STANDARDS
SETTING ENVIROMENTAL REQUIREMENTS 

 

This technical article summarizes IP ratings. 

s = solids, l=liquids and i= impact (optional)

First Index – Foreign Bodies Protection, Solids

Index

Protection against Human/Tool Contact

Protection against solid objects (foreign bodies)

0

No special protection

1

Back of hand, Fist

Large foreign bodies, diam. >50mm

2

Finger

Medium-sized foreign bodies, diam. >12

3

Tools and wires etc with a thickness >2.5mm

Small foreign bodies, diam. >2.5mm

4

Tools and wires etc with a thickness >1mm

Granular foreign bodies, diam. >1mm

5

Complete protection, (limited ingress permitted)

Dust protected; dust deposits are permitted, but their volume must not affect the function of the unit.

6

Complete protection

Dust-proof

 

 

Second Index – Water Protection, Liquids

Index

Protection against water

Protection from condition

0

No special protection

1

Water dripping/falling vertically

Condensation/Light rain

2

Water sprayed at an angle (up to 15º degrees from the vertical)

Light rain with wind

3

Spray water (any direction up to 60º degrees from the vertical)

Heavy rainstorm

4

Spray water from all directions, (limited ingress permitted)

Splashing

5

Low pressure water jets from all directions, (limited ingress permitted)

Hose down, residential

6

High pressure jets from all directions, (limited ingress permitted)

Hose down, commercial.
eg. Ship decks

7

Temporary immersion, 15 cm to 1m

Immersion in tank

8

Permanent Immersion, under pressure

For use on Titanic recovery vehicle

 

 

Third Index – Impact Protection, Impact

Index

Protection against impact

Equivalent mass impact

0

No special protection

1

Protected against 0.225J impact

eg. 150g weight falling from 15cm height

2

Protected against 0.375J impact

eg. 250g weight falling from 15cm height

3

Protected against 0.5J impact

eg. 250g weight falling from 20cm height

4

Protected against 2.0J impact

eg. 500g weight falling from 40cm height

5

Protected against 6.0J impact

eg. 0.61183kg weight falling from 1m height

6

Protected against 20.0J impact

eg. 2.0394kg weight falling from 1m height