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1. General Information Boost time Boost button indicator LEDs BS 1362 Double (1"x ") pole switch fuse Fig. 1 FBT4/FBT5 Front Panel (FBT4 pictured). Contents: 1x FBT4/5 Boost Timer Bag containing: 2x 3.5mm screws, 2x cable clamp set. 1x Instruction leaflet The FBT4/5 are boost timers giving a range of boost times from 1/4hr to 2 hours (FBT4) or 1hr to 4 hours (FBT5), covering the majority of requirements for heating, ventilation and lighting (a light switch may be replaced by this unit if a neutral...
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2. Installation Supply neutral terminal Supply live terminal Switched neutral terminal (load neutral Switched live connection) terminal (load live connection) Loop terminal for earth continuity Fig. 2 FBT4/FBT5 Rear Connections Important: Switch off mains electricity before commencing work. The unit is designed to replace an existing single gang connection unit or fixed appliance outlet, providing a timed output protected by a BS1362 fuse.
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Fig. 3 Internal Schematic of FBT4/FBT5 Fuse: Use the appropriate BS1362 fuse for the load. This unit is supplied with a 13A fuse. 3. Operation: The required boost time is selected by pressing the button marked boost, repeatedly. The LEDs adjacent to the time markers will light up in sequence, showing the selected boost period.
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After a further 28 minutes, the 1 hr LED will flash for two minutes, and then go out indicating ½ hr remaining. After a further 13 minutes, the ½ hr LED will flash for two minutes, and then go out indicating 15 minutes remaining.
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5. Specifications This product complies with: LVD directive 72/23/EEC EMC directive 89/336/EEC And relevant clauses of the following standards: BS EN 60730-1:2011 Automatic electrical controls for household and similar use. General requirements. BS EN 60730-2-7: 2010 Specification for automatic electrical controls for household and similar use.
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6. 3 Year Guarantee In the unlikely event of this product becoming faulty due to defective material or manufacture within 3 years of the date of purchase, please return it to your supplier in the first year with proof of purchase and it will be replaced free of charge.
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For assistance with the product please contact: HELPLINE 020 8450 0515 or email helpline @ timeguard.com For a product brochure please contact: Timeguard Limited. Victory Park, 400 Edgware Road, London NW2 6ND Sales Office: 020 8452 1112 or email csc @ timeguard.com 67.058.505 (Issue 2).
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