Vent-Axia 474496A Installation And Wiring Instructions Download | Manualshive

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100mm & 125mm
CONTINUOUS EXTRACT FAN RANGE

Installation and Wiring Instructions

Stock Ref. N°

474496A - NBR DMEVe 100
474497A - NBR DMEVe 100 HT

495364   - NBR DMEVe 125
495365   - NBR DMEVe 125 HT

PLEASE READ INSTRUCTIONS IN CONJUNCTION WITH ILLUSTRATIONS.
PLEASE SAVE THESE INSTRUCTIONS.

NBR DMEVe

IPX5

220-240V~50Hz

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Summary of Contents for 474496A

Page 1: ...ion and Wiring Instructions Stock Ref N 474496A NBR DMEVe 100 474497A NBR DMEVe 100 HT 495364 NBR DMEVe 125 495365 NBR DMEVe 125 HT PLEASE READ INSTRUCTIONS IN CONJUNCTION WITH ILLUSTRATIONS PLEASE SA...

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Page 3: ...tallation within Zones 1 2 C The Fan should be provided with a local isolator switch capable of disconnecting all poles having a contact separation of at least 3mm D Ensure that the mains supply Volta...

Page 4: ...es an airflow detection system that detects the installation duct resistance and maintains the correct fan speed to achieve the preset extract flow rate The incorporated LED display allows the install...

Page 5: ...rews 7 Replace the front panel EXTERIOR WALL MOUNTING 1 For wall mounting cut a 117mm diameter hole 100mm fans or a 140mm hole 125mm fans through the wall and insert the wall sleeve Slope the sleeve s...

Page 6: ...be earthed 1 Select and follow the appropriate wiring diagram Fig 1 2 3 2 Check all connections have been made correctly and ensure all terminal connections and supply wires are securely fastened Fig...

Page 7: ...minutes then cycle between displaying Airflow rate Estimated duct pressure if CV F 2 mode enabled Current RH HT models only Calibration process will run after the first 15 minutes if CV F 2 mode enab...

Page 8: ...F 0 Comfort mode c n normal LS overrun c Y comfort mode c n If 0 is selected the fan switches to Intermittent mode Advanced settings Display text Configuration Option Selections Default RH Ambient Re...

Page 9: ...kle and boost settings until the humidity lowers again Comfort mode With comfort mode disabled the fan will go into boost as soon as an LS Light Switch input is detected and over run for the set perio...

Page 10: ...factory using UKAS accredited equipment Details of the equipment and certification can be found on the inside of the fan D SERVICING AND MAINTENANCE WARNING THE FAN AND ANCILLARY CONTROL EQUIPMENT MUS...

Page 11: ...g 2 Continuous boost 1 with no trickle facility The fan is internally fused Fig 3 Continuous trickle with boost facility The fan is internally fused Fig 1 Continuous trickle The fan is internally fuse...

Page 12: ...g the controls Pull front panel as shown Loosen screws DO NOT REMOVE FROM GRILLE the screws are self retaining Pull inner grille away from housing as shown Open up the internal cover to access the spi...

Page 13: ...e initial installation calibration the fan performs Reset the fan by updating the F 2 to F 0 power cycle then back to F 2 The fan will react to any equipment used to check the airflow Please take into...

Page 14: ...ol Factor CTRL 0 65 0 95 0 65 0 95 Control Typology Local Demand Control Clock Control Local Demand Control Clock Control Declared Max Internal External Leakage Rates for BVUs or carry over for regene...

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Page 16: ...oduct rating label attached to the unit Has not been subjected to misuse neglect or damage Has not been modified or repaired by any person not authorised by the company IF CLAIMING UNDER TERMS OF GUAR...

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