Air coolers
AVO Zigzag air coolers 1AVZ TU 26-02-1043-87
Zigzag air coolers 1АВZ are designed for condensation and cooling of vapor, gaseous and liquid mediums (with outlet viscosity up to 5х10-5 m2/s), used in technological processes of refining, petrochemical and allied chemical industries.
The air cooler climatic version type is UHLI according to GOST 15150-69.
The air coolers are intended for installation in regions with seismicity up to magnitude 7 (SNiP П-7-81) and wind velocity head meeting the requirements of IV geographical region (SNiP 2.01.07-85).
On the Customer’s request the air coolers are supplied with metal carcass designed to be used in regions with sesmicity up to 9 magnitude and wind velocity head meeting the requirements of geographical region V.
Technical characteristics of zigzag air cooler 1AVZ:
|
Heat-exchange surface, m2 |
from 2250 to 6150 |
|
Finned surface factor |
9 and 20 |
|
Length of finned tubes, m |
6 |
|
Number of tube rows |
4, 6 |
|
Number of passes in tube space |
1, 2, 2а, 4, 4а, 8 |
|
Rated pressure, MPa |
0,6; 1,6; 2,5; 4,0; 6,3 |
|
Material |
Carbon steel; stainless steel; brass |
|
Fan |
Axial |
|
- fan wheel diameter, mm |
5000 |
|
- rotation frequency, rev/min |
250 |
|
- number of fans in air cooler, pc |
1 |
|
Electric motor drive VASО7-37(55)(75)-24 |
|
|
- implosion protection |
1ExdIIBT4 |
|
- rated power of one electric motor, kW |
37; 55; 75 |