Operation in an explosive atmosphere
Approval according to | OPTI-TR 20-1 ... | EXCEL-TRE 20 ... | OPTI-TR 22 ... | OPTI-TR 28-1 ... | OPTI-TR 30-1 ... | EXCEL-TRE 30 ... | OPTI-TR 40-1 ... | EXCEL-TRE 40 ... |
|---|---|---|---|---|---|---|---|---|
ATEX | o | o | o | o | o | o | o | o |
FM | o | o | o | o | o | o | o | o |
CSA-Ex | o | − | o | o | o | − | o | − |
Legend
− = not available/possible, o = optional, • = standard
For use in explosive atmospheres, the mixer must be marked as follows on the rating plate:
- “Ex” symbol of the corresponding approval
- Ex classification
For the relevant requirements, refer to the explosion protection chapter in the appendix of these installation and operating instructions!
ATEX approval
The mixers are suitable for operation in potentially explosive atmospheres:
- Device group: II
- Category: 2, zone 1 and zone 2
- Mixers must not be used in zone 0!
FM approval
The mixers are suitable for operation in potentially explosive atmospheres:
- Protection class: Explosionproof
- Category: Class I, Division 1
- Notice: If the cabling is carried out according to Division 1, installation in Class I, Division 2 is also permitted.