Information
Page 3 Issue 2
4. Marking
These gear units are intended for use in industrial systems.
Provided they are correctly selected marked and installed in accordance with these instructions (
gear
units only)
they comply with the EU directive 94/9/EC ATEX 100a Group II Cat 2 zones 1 & 21 & Cat 3
zones 2 & 22.
Motors, couplings, or any other equipment fitted to the gear unit must also comply with this directive.
If the gear unit is supplied as a geared motor package it is important to check the nameplates of the
gear
unit and the motor
(or any other equipment fitted) corresponds with the classification of the potentially
explosive atmosphere in which the unit is to be installed.
Understanding EU Directive 94/9/EC (ATEX 100a) Markings.
II 2 G EEx c,k, T4
Temp class
Temp class
Ex-Atmosphere
Category
Group
T3 Max. surface temperature 200°C
T4 Max. surface temperature 135°C
T5 Max. surface temperature 100°C
Protection type of gear unit
G = Gas
D = Dust
Examples:
II 2 G - (Zone 1) occasional hazardous explosive atmosphere
II 3 G - (Zone 2) rare short-term hazardous explosive atmosphere
II 2 D - (Zone 21) occasional hazardous explosive atmosphere during normal
operation due to presence of combustible dust
II 3 D - (Zone 22) short-term hazardous explosive atmosphere due to presence
of combustible dust; no hazard during normal operation
Содержание C Series
Страница 15: ...Appendix 1 Page 13 Issue 2 ...
Страница 20: ...Appendix 2A Page 18 Issue 2 Series C K F Shaft Mount Units Alternative Shaft Fixing Methods ...
Страница 24: ...Appendix 2C Page 22 Issue 2 Shrink Disc Installation Maintenance ...
Страница 25: ...Appendix 2D Page 23 Issue 2 Series C Torque Bracket Dimensions ...
Страница 27: ...Appendix 2D Page 25 Issue 2 Series K Torque Bracket Dimensions ...
Страница 33: ...Appendix 4 Page 31 Issue 2 ...
Страница 35: ...Appendix 4 Page 33 Issue 2 ...
Страница 37: ...Appendix 4 Page 35 Issue 2 ...
Страница 39: ...Appendix 4 Page 37 Issue 2 ...
Страница 41: ...A Textron Company A Textron Company Series MCFK Cover English Cover Series F 06 07 17 7 07 17 02 Page 1 ...