2

Machine protected against solid objects greater than 12mm Contact with or approach to live or moving parts inside the enclosure by fingers or similar objects not exceeding 80mm in length Ingress of solid objects exceeding 12 mm in diameter

2

Machine protected against dripping water when tilted up to15° Vertically dripping water shall have no harmful effect when the machine is tilted at any angle up to 15° from its normal position

3

 Machine protected against solid objects greater 4than 2.5mm  Contact with or approach to live or moving parts inside the enclosure by tools or wires exceeding 2.5 mm in diameter Ingress of solid objects exceeding 2.5 mm in diameter

3

Machine protected against spraying water

Water falling as a spray at an angle up to 60° from

the vertical shall have no harmful effect

4

Machine protected against solid objects greater than 1mm  Contact with or approach to live or moving parts inside the enclosure by wires or strips of thickness greater than 1mm Ingress of solid objects exceeding 1 mm in diameter

4

Machine protected against splashing water

Water splashing against the machine from any

direction shall have no harmful effect

5

Dust-protected machine Con tact with or approach to live or moving parts inside the enclosure Ingress of dust is not totally prevented but dust does not enter in sufficient quantity to interfere with satisfactory operation of the machine

5

Machine protected against water jets

Water projected by a nozzle against the machine

from any direction shall have no harmful effect

6

Dust-tight machines

Ingress of dust totally prevented

6

Machine protected against heavy seas Water from heavy seas or water projected in powerful jets shall not enter the machine in harmful quantities