Operation In An Explosive Atmosphere; Technical Data - Wilo Rexa PRO Serie Instrucciones De Instalación Y Funcionamiento

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4.4 Operation with frequency con-
verter
4.5 Operation in an explosive atmos-
phere
4.6

Technical data

14
Product description
Operation on the frequency converter is permitted. Refer to the appendix for the relevant
requirements!
ATEX approval
FM approval
CSA-Ex approval
Legend: - = 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.
General
Mains connection [V/F]
Power consumption [P ]
1
Rated power [P ]
2
Maximum delivery head [H]
Max. volume flow [Q]
Activation type [AT]
Fluid temperature [t]
Protection class
Insulation class [Cl.]
Speed [n]
Maximum switching frequency
- P 13 motor:
- P 17 motor:
Maximum immersion depth [8]
Cable length (standard version)
Explosion protection
Operating modes
Immersed [OTs]
Non-immersed [OTe]
- P 13 motor:
- P 17 motor:
P 13
•
•
-
See rating plate
See rating plate
See rating plate
See rating plate
See rating plate
See rating plate
3...40 °C (37...104 °F)
IP68 (permanently immersed)
F (optional: H)
See rating plate
50/h
15/h
20 m (66 ft)
12.5 m (40 ft)
ATEX, FM
S1
S1**, S2-30, S3 25 %*
-
P 17
•
•
-
WILO SE 2019-02