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DZQ-Ex e- DN 250

Three-phase AC fans, DN 250, air volume 1050 m³/h to 2200 m³/h

Below you can see a direct comparison of the products you have selected. Differences between the products are highlighted in blue.

Article	DZQ 25/4 B Ex e	DZS 25/4 B Ex e	DZQ 25/2 B Ex e	DZS 25/2 B Ex e
	Produktdetails	Produktdetails	Produktdetails	Produktdetails
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Article

DZQ 25/4 B Ex e

Axial wall fan with square wall plate, DN 250, three-phase AC, explosion proof

DZS 25/4 B Ex e

Axial wall fan with steel wall ring, DN 250, three-phase AC, explosion proof

DZQ 25/2 B Ex e

Axial wall fan with square wall plate, DN 250, three-phase AC, explosion proof

DZS 25/2 B Ex e

Axial wall fan with steel wall ring, DN 250, three-phase AC, explosion proof

Article	DZQ 25/4 B Ex e	DZS 25/4 B Ex e	DZQ 25/2 B Ex e	DZS 25/2 B Ex e
	Produktdetails	Produktdetails	Produktdetails	Produktdetails

Product type	Axial wall fan	Axial wall fan	Axial wall fan	Axial wall fan
Article number:	0083.0172	0094.0118	0083.0173	0094.0119
Model	Square wall plate	Steel wall ring	Square wall plate	Steel wall ring
Air flow volume	950 m³/h	950 m³/h	1.880 m³/h	2.200 m³/h
Rotating speed	1.475 1/min	1.475 1/min	2.880 1/min	2.880 1/min
Impeller type	axial	axial	axial	axial
Speed controllable	✔	✔	✔	✔
Reversing capacity	✔	✔	✔	✔
Type of voltage	Three-phase AC	Three-phase AC	Three-phase AC	Three-phase AC
Rated voltage	400 V	400 V	400 V	400 V
Frequency	50 Hz	50 Hz	50 Hz	50 Hz
Nominal output	38 W	38 W	130 W	130 W
cosφ	0,28	0,28	0,65	0,65
I_nom	0,19 A	0,19 A	0,28 A	0,28 A
I_maxat U_Nominal	0,19 A	0,19 A	0,41 A	0,36 A
Degree of protection	IP 54	IP 54	IP 54	IP 54
Insulation class	F	F	F	F
Installation site	Wall / Ceiling	Wall / Ceiling	Wall / Ceiling	Wall / Ceiling
Type of installation	Surface-mounted	Surface-mounted	Surface-mounted	Surface-mounted
Installation position	vertical / horizontal	vertical / horizontal	vertical / horizontal	vertical / horizontal
Housing material	Sheet steel, galvanised	Sheet steel, galvanised	Sheet steel, galvanised	Sheet steel, galvanised
Weight	7,6 kg	7,7 kg	7,1 kg	7 kg
Nominal size	250 mm	250 mm	250 mm	250 mm
Width	400 mm	400 mm	400 mm	400 mm
Height	400 mm	400 mm	400 mm	400 mm
Depth	222,5 mm	245 mm	222,5 mm	245 mm
EX designation in accordance with the ATEX Directive	Ex II 2 G	Ex II 2 G	Ex II 2 G	Ex II 2 G
EX designation in accordance with standard	Ex e IIB + H<sub>2</sub> T4 Gb	Ex e IIB + H<sub>2</sub> T4 Gb	Ex e IIB + H<sub>2</sub> T4 Gb	Ex e IIB + H<sub>2</sub> T4 Gb
Ta ambient temperature	-20 °C ≤ Ta ≤ +40 °C	-20 °C ≤ Ta ≤ +40 °C	-20 °C ≤ Ta ≤ +40 °C	-20 °C ≤ Ta ≤ +40 °C
I_A/I_N	3,7	3,7	6,1	6,1
Time t_A	450 sek	450 sek	69 sek	69 sek
Operating mode	S1	S1	S1	S1
PTC DIN 44082	M 100	M 100	M 100	M 100
EC type examination certificate	EX5 03 06 39250 007	EX5 03 06 39250 007	EX5 03 06 39250 007	ES5 03 06 39250 007
Temperature class	T4	T4	T4	T4
Temperature class of insulating materials Th. Cl.	155 (F)	155 (F)	155 (F)	155 (F)
Packing unit	1 piece	1 piece	1 piece	1 piece
Range	C	C	C	C
EAN	4012799831723	4012799941187	4012799831730	4012799941194

* Blue markings show the differences between the products.

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