5.7.3 Type designation
Example DVEX 315D4 400V
DVEX Roof fan, explosion-protected
315 Size / rotor diameter 315 ... 630
D Motor class D: three-phased current
4 Number of poles V: 4/4-poled variable motor,
S: 6/6- poled variable motor,
4: 4/4-poled
6: 6/6-poled
400V 400V
Table 9: Type key of the DVEX series
5.7.4 Name plate (example)
1 Manufacturer‘s information
2 Type designation
3 Output / voltage / frequency / current / speed
4 Trigger time / starting/nominal current / insula-
tion class, motor
5 Speed variation
6 Type test certication for U-EK230E motor pro-
tection device
7 Identication to ATEX
8 EC type test certication number
Fig. 8: Name plate of the DVEX series
8
3 ~ 50Hz 1350 r/m
SP07ATEX3131X
Seehöfer Strasse 45
97944 Windischbuch
GERMANY
'A/ 'N = 3,4
230 / 400V
Fan type: DVEX 400D4
0,39kW
t
A=81s
Speedcontrollable 15 to 100% by reducing the voltage
1,31 / 0,76A
Insulationclass F
PA-Nr:
For thermal overload protection use type
II 2G c
U-EK230E (PTB03ATEX3045)
0820
Ex e IIB T3
1
3
4
6
7
2
5
54
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