DZD-Ex e- DN 250

Three-phase AC fans, DN 250, air volume 820 m³/h to 1700 m³/h

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

Article DZD 25/4 B Ex e DZD 25/2 B Ex e
Produktdetails Produktdetails
  • On the notes
  • On the notes
Product type Axial roof fan Axial roof fan
Article number: 0087.0796 0087.0797
Air flow volume 800 m³/h 1.600 m³/h
Rotating speed 1.475 1/min 2.870 1/min
Impeller type axial axial
Air direction Ventilation and air extraction Ventilation and air extraction
Speed controllable
Reversing capacity
Type of voltage Three-phase AC Three-phase AC
Rated voltage 400 V 400 V
Frequency 50 Hz 50 Hz
Nominal output 38 W 140 W
cosφ 0,28 0,69
Inom 0,19 A 0,29 A
Imax at UNominal 0,19 A 0,39 A
Degree of protection IP 54 IP 54
Insulation class F F
Installation site Roof Roof
Installation position vertical vertical
Housing material Sheet steel, galvanised Sheet steel, galvanised
Weight 14,3 kg 14,6 kg
Nominal size 250 mm 250 mm
Width 570 mm 570 mm
Height 325 mm 325 mm
Depth 570 mm 570 mm
EX designation in accordance with the ATEX Directive 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
Ta ambient temperature -20 °C ≤ Ta ≤ +40 °C -20 °C ≤ Ta ≤ +40 °C
IA/IN 3,7 5,9
Time tA 450 sek 69 sek
Operating mode S1 S1
PTC DIN 44082 M 100 M 100
EC type examination certificate EX5 03 06 39250 007 EX5 03 06 39250 007
Temperature class T4 T4
Temperature class of insulating materials Th. Cl. 155 (F) 155 (F)
Packing unit 1 piece 1 piece
Range C C
GTIN (EAN) 4012799877967 4012799877974

* Blue markings show the differences between the products.

Product comparison
The wish list option allows you to make a note of all the products you are interested in. You can change your wish list as often as you want to. You can change the quantity and item position of the products, go back to the product page, download product data sheets, delete items and mark products as optional. You can save your wish list to your computer and then call it up again at a later time to make more changes, if required. Using the list, you can then download the tender text for all the products you have saved to the list, create an enquiry or compare products.
Assort Product type Name Art. No. PDF Range List price* (EUR) Quantity Optional Total gross amount (EUR)
There are no products on the list
Save wish list on local computer
Load wish list from local computer


Here you can search for products, documents, contents pages etc.

Our website uses cookies in order to provide you an optimal service. OK

Acknowledgements Data protection