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4.4
Operation with frequency con-
verter
4.5
Operation in an explosive atmo-
sphere
Approval according to
ATEX
FM
CSA-Ex
4.6
Rating plate
298
Product description
Operating mode S1: Continuous duty
The mixer can operate continuously at the rated load without exceeding the permiss-
ible temperature.
Operation on the frequency converter is permitted. Refer to the appendix for the relev-
ant requirements!
o
o
o
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 ap-
pendix 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, Divi-
sion 2 is also permitted.
CSA Ex rating
The mixers are suitable for operation in potentially explosive atmospheres:
▪ Protection class: Explosion-proof
▪ Category: Class 1Division 1
The following is an overview of the abbreviations and associated data on the rating
plate:
Rating plate
designation
P-Typ
M-Typ
S/N
MFY
n
T
IP
o
o
o
o
o
o
−
o
o
Value
Mixer type
Motor type
Serial number
Date of manufacture*
Speed
Max. fluid temperature
Protection class
o
o
o
o
o
o
o
−
o
WILO SE 2019-01
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