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Idiomas disponibles
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4.4
Operation with frequency con-
verter
4.5
Operation in an explosive atmos-
phere
ATEX approval
FM approval
CSA-Ex approval
ATEX approval
FM approval
CSA-Ex approval
16
Product description
Operation on the frequency converter is permitted. Refer to the appendix for the relevant
requirements!
Overview of standard motors
o
o
o
o
o
o
o
o
o
o
o
o
o
o
o
Key
− = not available/possible, o = optional, • = as standard
Overview of IE3 motors (derived from IEC 60034)
o
o
o
o
−
−
−
−
−
−
−
−
Key
− = not available/possible, o = optional, • = as standard
For use in explosive atmospheres, the pump must be marked as follows on the rating plate:
▪ "Ex" symbol for the relevant 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 pumps are suitable for operation in potentially explosive atmospheres:
▪ Device group: II
▪ Category: 2, zone 1 and zone 2
These pumps must not be used in zone 0!
FM approval
The pumps 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.
CSA-Ex approval according to division (Motor T 12, T 13, T 17, T 17.2, T 20, T 34)
The pumps are suitable for operation in potentially explosive atmospheres:
▪ Protection class: Explosion-proof
o
o
o
o
o
−
o
o
o
o
o
o
−
o
o
o
−
−
o
o
o
o
−
−
−
−
−
−
−
−
−
o
o
o
−
−
o
o
o
−
−
−
−
−
−
o
o
o
−
−
−
−
−
−
WILO SE 2019-01
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