FFD0 pages

TEDDINGTON APPLIANCE CONTROLS LTD

FFD
GAS FLAME SAFETY DEVICE

?
High Gas Flow Capacity.
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Available with Integral Solenoids for Automatic

Gas Appliances.
? for Natural Gas and LPG.
Suitable
? by British Gas to:EN. 161: 1991.
Certified
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Non Mercury Charges used for Variants for New

Appliances as Required by British Gas.

Application
Flame safety devices are a necessary safety requirement
for gas burners on most domestic gas appliances

Operation

including cookers, gas fires, gas boilers etc. Teddington
FFD's meet the latest market demand for a non-toxic
charge as alternative to mercury filled systems.

Flame heat is detected by a small sensor connected by
capillary tube to the control valve, which is held open
while the burner is alight.

Physical Description
Models can be provided with particular features to suit
The FFD body is constructed of aluminium or aluminium special customer requirements and this includes a
version with a manual over-ride to the solenoid function.
and brass, depending on type, and is connected to the
sensor by a copper or stainless steel capillary.
Special clips and phial ferrules are available to support
sensors correctly in relation to gas burners.
The solenoid has a steel cover with 3 flying leads
including earth wire with termination and length to
customers' requirements.
FFD's are available with inlet and outlet to suit virtually
all-standard appliances but preferred connections are
illustrated overleaf.
Capillary: normal lengths 350mm