HR500D

Overview
The HR500D is a self-contained unit with integral extract and supply fans to provide balanced ventilation and heat recovery via supply diffusers and extraction grilles. The unit is fully speed controllable.
The compact heat recovery cube interleaves outgoing warm air with incoming fresh air and allows the heat from one to warm the other without the two streams mixing. Energy is saved on room heating with no power being used by the cube itself.
Performance of HR500D: Supply and extract up to 625m³/h FID capacity on heat recovery mode. Ideal for offices, computer rooms, pubs and clubs, etc.
Installation
HR500D is designed for installation in external walls and should be fitted to provide a 3° slope to outside to provide condensate drainage. Spigots are provided for 315, 250 and 200mm Ø ducting accessories to internal extract and supply grilles.
Performance
| Airflow Performance m³/h (max) |
Watts (max) |
dB(A) @ 3m (max) |
Flush Box Stock Ref No |
| 625 | 210 | 53 | 40 01 44 |

Dimensions
Fitting Hole Size: 610mm × 381mm
Weight: 19kg
| Power Consumption | |
|---|---|
| Supply fan | 60.0W |
| Extract fan | 150.0W |

Typical Specifications
Supply and install a HR500D semi remote ducted heat recovery unit as manufactured by:
Vent-Axia Clean Air Systems
Fleming Way
Crawley
West Sussex
RH10 9YX
| Performance: | m³/h | l/s |
| Max ventilation rate | 625.0 | 173.61 |
Efficiency: The unit should retain up to 70% of the temperature differential of out going air.
Heat exchanger: Should be of a multi plate cross-flow type constructed out of a polymeric plastic with ultra sonic welded joints.
Motor: Should be a 240V 50Hz A/C with sleeve bearings, greased for life. It shall operate up to an ambient temperature of 40°C and be fitted with a manual reset thermal overload protective device.The supply motor shall be configured to be reversible thus providing an extract only option.
Fan: The 2-N° polymeric fan impellers should be of a mixed flow type, dynamically balanced mounted on a fixed stator housing.
Ducting spigots: The unit should provide 315, 250 and 200mm Ø spigots for both duct connections.The unit cannot be handed.
Filter: Should be a washable reticulated foam type coarse filter.
Construction: The unit outer case should be a rigid HIPs moulding configured so as to make the unit telescopic. The internal/external grille should be a cream coloured ABS moulding.
Sound Levels: Report upon request
Mains electrical supply: 230VAC 50Hz.
Complies to the following approvals/directives: LVD, EMC & CE.
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