Domestic fans 
Industrial and commercial fans 
Single-room ventilation systems with heat recovery 
Air handling units 
Air heating systems 
Smoke extraction and ventilation 
Accessories for ventilating systems 
Electrical accessories 
Ventilation ducts and fittings 
Air distribution components 
Ventilation kits and vents VENTS SKRA 500x250/24
- Description
- Characteristics
- Downloads
- Dimensions
- Legend
| APPLICATIONS | DESIGN |
|
The mixing chambers is designed for mixing (recirculation) of extract and intake air in a required ratio. |
The housing made of galvanized steel. The dampers with aluminium blades driven by plastic gearwheels. Extract and supply air dampers are interconnected with one shaft and are opened synchronously with a single actuator. The recirculation damper is opened by a separate actuator. SKRA is equipped with two 24 V actuators for air flow control. Both actuators are driven by 0-10 V input voltage from 100% recirculation to 100% fresh air. |
| MOUNTING | |
|
Standard connection flange for rectangular air ducts or other ventilation system components. Fixation with galvanized bolts and clamps. The mixing units are suitable both for indoor and outdoor installation in any operating position. Service access to the actuators must be provided. |
| Parameter |
SKRA 500x250/24 |
Measurement unit |
|---|---|---|
Casing material  |
- | |
| Spigot size | 500х250 | mm |
| Width | 500 | mm |
| Height | 250 | mm |
| Weight | 25 | kg |
| Parameter | Value | Measurement unit |
|---|---|---|
| B | 500 | mm |
| B1 | 520 | mm |
| B2 | 1140 | mm |
|
B3
|
1160 | mm |
| H | 250 | mm |
| H1 | 270 | mm |
| H2 | 290 | mm |
| L | 440 | mm |
| Series | Flange dimensions [mm] | Automatic actuator power supply voltage, V | ||
|---|---|---|---|---|
|
SKRA |
400х200; 500х250; 500х300; 600х300; 600х350; 700х400; 800х500; 900х500; 1000х500 | 24 |
