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S.93856A 'BEAUFORT 25'

Technical

Top spinning 18 S.W.G. aluminium.
Four steel supporting tubes 3/8in. in diameter.
Reflector plate 18 S.W.G. aluminium and 16 S.W.G. mild steel.
Spigot cap LM-6-M alloy, internal diameter 3 1/8in. with four Allen set screws. Earthing screw in spigot cap.
Lampholder wired to a floating terminal block in spigot cap. Stove enamelling by the hot spray process.
External screws non-corrosive.
                       

DESCRIPTION

Pole top fitting. 200 watt.

Spun aluminium outer hood, prime etched and glossy stove enamelled blue-grey. Reflector in two parts, the outer being sheet aluminium and the inner disc sheet steel, both prime etched and stove enamelled white. Hood supported by four steel tubes which are secured to a cast aluminium alloy spigot cap to suit a standard 3 in. diameter spigot. Tubes cadmium plated, spigot cap prime etched, both stove enamelled aluminium and clear lacquered. Porcelain skirted E.S. lampholder for 200 watt tungsten lamp, wired to a porcelain terminal block in spigot cap.



S.93880A 'BEAUFORT 20'

CAT. NO. HEIGHT DIAM. LAMPHOLDER WEIGHT SPIGOT LAMP
S.93856A 19 in. 25 in. E.S. 13 lb. 3 in. x 3 in. 200W Tungsten Filament*
S.93880A 19 in. 20 in. E.S. 11 lb. 3 in. x 3 in.
* The 'BEAUFORT 25' and 'BEAUFORT 20' lanterns are also suitable for 150-watt ES lamp. Add 'L' to the catalogue number e.g. S.93856A.L., if this is required. They can also be supplied at the same prices (exclusive of control gear) with B.C. lampholders (add 'M' to catalogue number) for use with 45/60 watt sodium lamp or B.C.-3 slot lampholders (add 'K' to the catalogue number) for 80/125 watt H.P.M.V. lamp type MB/U or MBF/U. The refractor is not recommended for use with sodium lamps, and the 'Perspex' bowl enclosure will not take a 60-watt sodium lamp. Prices exclusive of lamp.