NuAire AX Installation Manual

1, NuAire AX 19. 08. 21. Document Number 671220 1 Nuaire | Western Industrial Estate | Caerphilly | CF83 1NA | nuaire.co.uk AX Circular Long Cased Axial Flow Fans Installation Manual 1.0 SAFETY INFORMATION • The provision of the electrical supply and the connection of the unit to the mains must be carried out by a qualified electrician. • Isolate from power supply before removing any covers. During installation / maintenance ensure all covers are fitted before s…

2, 19. 08. 21. Document Number 671220 2 Nuaire | Western Industrial Estate | Caerphilly | CF83 1NA | nuaire.co.uk AX Installation Manual 1.2 Important Information This manual contains important information on the safe and appropriate assembly, transport, commissioning, operation, maintenance, disassembly and simple troubleshooting of the product. While the product has been manufactured according to the accepted rules of current technology, there is still a danger of personal injury or damage to equipment if the following ge…

3, 19. 08. 21. Document Number 671220 3 Nuaire | Western Industrial Estate | Caerphilly | CF83 1NA | nuaire.co.uk AX Installation Manual 4.0 INSTALLATION Installation must be carried out by competent personnel, in accordance with good industry practice, the appropriate authority and in conformance with all statutory and governing regulations e.g. IEE, CIBSE, COSHH, HVCA, ATEX, BSI & EN standards etc. If the fan is to be installed in a poten…

4, NuAire AX 19. 08. 21. Document Number 671220 4 Nuaire | Western Industrial Estate | Caerphilly | CF83 1NA | nuaire.co.uk AX Installation Manual 5.1.1 Connection Details Check that the voltage full load and starting current on the fan rating label is suitable for your supply. Units for external use require weatherproof conduit and glands. Single speed motors below 4kW Single speed motors below 4kW are suitable for Direct On Line starting only. Single speed motors 4kW and above Single speed motor…

5, NuAire AX 19. 08. 21. Document Number 671220 5 Nuaire | Western Industrial Estate | Caerphilly | CF83 1NA | nuaire.co.uk AX Installation Manual 5.2.7 Example Contactor Control - Two Speed Motors - Three Phase AI A2 E 1 3 5 L1 L2 L3 1U 1V 1W 2U 2V 2W 2 4 6 AI A2 1 3 5 2 4 6 AI A2 1 3 5 2 4 6 For low speed connect Contactor C1 For high speed connect Contactor C2 and C3 Motor Terminal Box Note: High Speed - Supply: 2…

6, NuAire AX 19. 08. 21. Document Number 671220 6 Nuaire | Western Industrial Estate | Caerphilly | CF83 1NA | nuaire.co.uk AX Installation Manual 6.0 ECOSMART CONTROL (OPTIONAL) The mains power supply to the controller must be appropriately sized and installed via a local isolation switch (by others). The isolator must also accommodate the 230V switched live (if used). The mains supply from the Ecosmart controller to the fan must be appropriately sized, not exceeding 30 metres and must be a screened power cable, earthed at …

7, 19. 08. 21. Document Number 671220 7 Nuaire | Western Industrial Estate | Caerphilly | CF83 1NA | nuaire.co.uk AX Installation Manual 6.2 Connections 6.2.1 Mains Connections Mains cables should be suitably sized and terminated at terminals shown on the appropriate diagram. 6.2.2 Control 'Net' Connections Net - The 4 IDC plug-in connectors are provided for the connection of compatible sensors, manual controls and for linking the fans together under a common control. If more than 4 connect…

8, 19. 08. 21. Document Number 671220 8 Nuaire | Western Industrial Estate | Caerphilly | CF83 1NA | nuaire.co.uk AX Installation Manual 6.2.8 BMS Input Signals 0V 0 - 10V BMS 18 BMS Connections Reversal of the BMS connection will damage the control. The BMS connection is made with a plug-in connector via the socket (Figure 18). To ensure the connection is made only by suitably qualified and authorised personnel the plug is not supplied. It is available from R S Components: Part No. 403-875 / Farnell: Part No. 963-021. The BMS sign…

9, 19. 08. 21. Document Number 671220 9 Nuaire | Western Industrial Estate | Caerphilly | CF83 1NA | nuaire.co.uk AX Installation Manual 7.0 MAINTENANCE Isolation - Before commencing work, make sure that the unit, switched live and Nuaire controls are electrically isolated from the mains supply. It is important that maintenance checks are recorded and that the schedule is always adhered to, in all cases, the previous report should be referred to. O…

10, 19. 08. 21. Document Number 671220 10 Nuaire | Western Industrial Estate | Caerphilly | CF83 1NA | nuaire.co.uk AX Installation Manual NOTES …

11, 19. 08. 21. Document Number 671220 11 Nuaire | Western Industrial Estate | Caerphilly | CF83 1NA | nuaire.co.uk AX Installation Manual We declare that the machinery named below is intended to be assembled with other components to constitute a system of machinery. All parts except for moving parts requiring the correct installation of safety guards comply with the essential requirements of the Machinery Directive. The machinery shall not be put into service until the system has been declared to be…

12, 19. 08. 21. Document Number 671220 12 Nuaire | Western Industrial Estate | Caerphilly | CF83 1NA | nuaire.co.uk AX Installation Manual Signature of manufacture representatives: Name: Position: Date: 1)A. Thomas Technical Director 2)C. Sargent Manufacturing Director UK DECLARATION OF INCORPORATION AND INFORMATION FOR SAFE INSTALLATION, OPERATION AND MAINTENANCE INFORMATION FOR SAFE INSTALLATION, OPERATI…