Term
Central Heating Boilers
Scope |
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Definition
BS 6798
specifies requirements for selection installation,inspection etc
Not exceeding 70kW |
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Term
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Definition
Does not apply to individual boilers with a rated input greater than 70kW net
BS6644 and IGEM/UP/10 applies |
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Term
Design Considerations Boilers
Flue Types |
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Definition
| installation of the flue is in accordance with M.Is and BS5440 part 1 |
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Term
Design Considerations Boilers
Ventilation Requirements |
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Definition
| Should be in accordance with M.Is and BS5440:Part 2 |
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Term
| Boilers Data Plate Info includes |
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Definition
Gas Type.G20 is nat gas @20mb
G30 is butane @29mb
G31 is Propane @37mb
Intended Country of use (GB)
Supply Pressure
Operating Pressure (Burner) |
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Term
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Definition
Regular Boiler
Combination Boiler (instantaneous or Storage)
Combined Primary Storage Units (CPSU)
Range Cooker Boiler
Regular Non-Condensing Boilers (Standard Boilers) |
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Term
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Definition
Normally referred to as "HEAT ONLY"
Where they incorporate pump,expansion vessel,PRV etc They are known a "SYSTEM BOILER" |
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Term
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Definition
Provides both heating and hot water as part of their design.
Can be INSTANEOUS or STORAGE type. |
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Term
Combined Primary Storage Units
(CPSU) |
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Definition
| Combi boiler with v.large storage facility(greater than 70ltrs) |
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Term
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Definition
| These are cookers which have a boiler inbuilt or attached to the appliance |
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Term
Regular Non Condensing Boilers
(STANDARD BOILERS) |
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Definition
Simplest of all options .
low efficiency between 70-80% not acceptable |
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Term
| Back Boilers with Fire fronts (Outset or ILFE) |
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Definition
| Essentially standard boilers eith a cast iron heat exchanger,ideal if an open fire is no longer required |
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Term
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Definition
| Require to be connected to a flue liner, installed in accordance with BS5440. |
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Term
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Definition
principle is to recover the lost heat.
C.Bs capture lost heat by cooling down flue gases.
and extracting the heat gain during the process ,back into the circulation water. |
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