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Summary of Contents for Vent-Axia 412262
- Page 1 Lo-Carbon NBR Cool Unitary Fan with back draught shutter Installation and Wiring Instructions Stock Ref. N° 412262 - NBR Cool Unitary Fan 220-240V~50Hz PLEASE READ INSTRUCTIONS IN CONJUNCTION WITH ILLUSTRATIONS. PLEASE SAVE THESE INSTRUCTIONS. IPX5 Original English Instructions.
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Page 2: Safety And Guidance Notes
C. Ensure that the mains supply (Voltage, Frequency, and Phase) complies with the rating label. D. The Fan should only be used in conjunction with the appropriate Vent-Axia products. E. The fan should only be used in conjunction with fixed wiring. - Page 3 This manual switch can also be used to override the automatic temperature sensor if required. The fan is preset to 20l/s but this can be manually changed if required. • 412262 - NBR Cool Unitary Fan ACCESSORIES (not supplied) WALL FITTING KIT...
- Page 4 B. WIRING. WARNING: THE FAN AND ANCILLARY CONTROL EQUIPMENT MUST BE ISOLATED FROM THE POWER SUPPLY DURING INSTALLATION OR MAINTENANCE. IMPORTANT • The cross - sectional area of supply cord used should be ranged from 0.75 -1.5mm • This is a fixed wired product; flexible cord must not be used. •...
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Page 5: Servicing And Maintenance
Inner grille on: Inner grille removed: Speed can be adjusted while the fan is isolated from the mains with the inner grille removed or with the inner grille screwed on and the fan powered up. Note the fan speed is only adjustable within the first 5 minutes of mains power. D. - Page 6 Fig.1 Automatic Temperature Function. (The fan is internally fused) 220-240V ~ 50Hz Switched Spur Fig.2 Automatic Temperature Function + Manual Switch (The fan is internally fused) 220-240V~50Hz Ceiling 3 pole isolator Junction switch Switch Lamp 1. Rotate grille counter-clockwise 2. Remove tile cover...
- Page 7 3. Loosen 3 grille screws (do not fully remove) 4. Pull the inner grille forward off the fan Wiring terminals (220-240VAC ~ 50Hz) Mounting fixing Mounting fixing Rear cable entry Speed Adjustment Side cable entry Dial (cut plastic side wall to access) Automatic Temperature Function On/Off (SW1) Mounting fixing...
- Page 8 Speed Setting: Dial Position Ducted 5.5m (l/s) NBR Cool Unitary 20 Default Setting Note the fan speed is only adjustable within the first 5 minutes of mains power. Using Vane Anemometers: Please refer to the operating manual for your Vane Anemometer/other types of airflow meters that use hoods.
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Page 9: Product Fiche
PRODUCT FICHE For Residential Ventilation Units (Complying Commission Delegated Regulation (EU) No 1254/2014) Name: Vent-Axia Model ID (Stock Ref.) : NBR Cool Unitary - 412262 SEC Class SEC Value ('Average') -25.57 SEC Value ('Warm') -11.20 SEC Value ('Cold') -50.65 Label Required? (Yes/No=Out of scope) - Page 12 Vent-Axia guarantees this product for 7 years from date of purchase against faulty material or workmanship. In the event of any part being found to be defective, the product will be repaired, or at the Company’s option replaced, without charge, provided that the product:- •...
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