Product description
en
Installation and operating instructions Wilo-EMU TR/TRE 50-2 ... 120-1
13
4.3
Operating modes
Operating mode S1: Continuous duty
The mixer can operate continuously at the rated load without exceeding the permiss-
ible temperature.
4.4
Operation with frequency con-
verter
Operation on the frequency converter is permitted. Refer to the appendix for the relev-
ant requirements!
4.5
Operation in an explosive atmo-
sphere
Approval according to
TR 50-2...
TRE 50-2...
TR 60-2...
TRE 60-2...
TR 75-2...
TR 80-1...
TR 90-2...
TRE 90-2...
TR 120-1...
ATEX
o
o
o
o
o
o
o
o
o
FM
o
o
o
o
o
o
o
o
o
CSA-Ex
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:
ƒ
“Ex” symbol of the corresponding approval
ƒ
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:
ƒ
Device group: II
ƒ
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:
ƒ
Protection class: Explosionproof
ƒ
Category: Class I, Division 1
Notice: If the cabling is carried out according to Division 1, installation in Class I, Di-
vision 2 is also permitted.
CSA Ex rating
The mixers are suitable for operation in potentially explosive atmospheres:
ƒ
Protection class: Explosion-proof
ƒ
Category: Class 1Division 1
4.6
Rating plate
The following is an overview of the abbreviations and associated data on the rating
plate:
Rating plate
designation
Value
P-Typ
Mixer type
M-Typ
Motor type
S/N
Serial number
MFY
Date of manufacture*
n
Speed
T
Max. fluid temperature
