Gear Units and Geared Motors for Hazardous Zones

MOTOX gear units and geared motors are available for operation in hazardous zones. The Geared Motors helical, offset shaft, helical bevel and helical worm for Hazardous Zones have been compliant with Directive 94/9/EC (ATEX) since the 1st of January 2003.

The gear units and motors – in a wide range of versions – are certified for Zones 1 and 2 (gases) and 21 and 22 (dusts).

Ex-atmosphere/Zone

Category

Frequency

MOTOX gear motors can be implemented for category 2 and 3.

G (Gases and vapours)

D (Dust)

 

 

0

20

1

constant or long-term

1

21

2

occasional

2

22

3

infrequent or short-term

They can be used in explosive atmosphere G (gases) for temperature classes T1...T4. When used in explosive atmosphere D (dusts), the max. temperature of 120°C for the gear units must be taken into account. A sensor can be incorporated to monitor the oil level in areas that are not accessible.

Motor versions that are available:

  • Flameproof encapsulation

  • Flameproof encapsulation and increased safety terminal box

  • Increased safety

  • Non sparking