Contents EU Declaration of conformity......1 Warnings............2 Product information .........3 General ..........3 Technical data ........4 3.2.1 Dimension and weight....4 3.2.2 Performance ......5 3.2.3 Wiring diagram ......6 Transportation and storage.......7 Installation.............7 Commissioning ........8 Maintenance ..........8 Important ..........8 Cleaning the fan........9 Troubleshooting..........9 Deinstallation/dismantling.........9 Disposal ............9 269415 | A001...
Duct fans prio 315-400 AC/EC (The declaration applies only to product in the condition it was delivered in and installed in the facility in accordance with the included installation instructions. The insurance does not cover components that are added or actions carried out subsequently on the...
| Warnings Warnings The following admonitions will be presented in the different sections of the document: Danger • Indicates a potentially or imminently hazardous situation which, if not avoided, could result in death or serious injury. Warning • Indicates a potentially hazardous situation that may result in minor or moderate injuries. Caution •...
The prio 315-400 AC/EC are intended for transportation of air in air handling systems. The fans are meant for use in ducted systems and should always be duct connected on the inlet side. No moving parts shall be accessible after instal- lation.
Product information | 3.2.2 Performance EC fans can be regulated with the enclosed potentiometer, the following diagrams show the performance on different fan curves. Table 1 EC-fans [m³/h] [m³/h] 1000 2000 3000 4000 2000 4000 6000 prio 355 EC prio 315 EC 2,5V 7,2V Q [m³/s]...
| Product information 3.2.3 Wiring diagram Modbus communication is possible for EC fans, see wiring diagram. Fig. 3 prio 315–400 Fig. 4 prio 315–400 EC Fig. 5 prio 400 EC 3~ Green Brown Yellow Blue Black Gray White 269415 | A001...
Installation | Transportation and storage All fans are packaged at the factory to withstand normal transport handling. When handling the goods use suitable lift- ing equipment in order to avoid damage to fans and personnel. Avoid blows and shock loads. Store the fans in a dry place protected from weather and dirt until final installation.
| Maintenance Commissioning Danger • All electrical connections must be carried out by an authorized installer and in accordance with local rules and regulations. Before initial operation, check the following: • Electrical connection has been properly completed. • Protective earth has been connected. •...
Troubleshooting | Cleaning the fan Warning • Make sure that the mains power supply to the unit is disconnected before performing any maintenance or electrical work! • Fan impeller has come to a complete standstill. Caution • Beware of sharp edges during maintenance, use protective gloves. Risk of injury through pinching. The fan should be cleaned when necessary, at least once a year to avoid imbalance and unnecessary damage to the bearings.