the thermaflow electric combi boiler
some technical information

the thermaflow electric combi boiler
some technical information


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technical data

low pressure switch

high limit thermostat
(non resetable)

safety relief valve
300kpa
(3 bar)

tundish
(if required)

enclosure for
16 amp
circuit breakers

22mm dzr compression bend

pressure gauge

filling loop

grundfos circulating pump (ch circuit)

22mm
single check valve
(ch flow)

central heating return

primary expansion vessel

connect into central heating return

drain point
(primary)

drain point
(potable)

cold water inlet

single check valve
(cold water inlet)

heating element
no 1

aqua stat

22mm flow switch
(domestic hw)

heating element
no 2

enclosure

pumps, aqua stat, high limit, flow switch and low pressure sensor

grundfos circulating pump (hw circuit)

heating element
no 3

heating element
no 4

potable
expansion vessel

hot water
blending valve

hot water outlet

brazed plate
heat exchanger

primary inlet
to heat exchanger

stainless steel primary store

automatic
air eliminator


energy efficiency rating

99.4%

We recommend that you check all your heating controls to maximise the overall efficiency of your complete system.

Effective control does bring further savings.

Our heating controls section is here.

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This diagram of the Thermaflow electric combi boiler is for illustration purposes only. Thermsaver have made every effort to ensure that the information given on this page is accurate, however this information may change as a result of continuing product research and development.

If you place your mouse over the selector number on the exploratory combi boiler view the relevant description will appear on the left, under the "TECHNICAL DATA" heading.


Thermaflow electric combi boiler schematic
Low pressure switch High limit thermostat, non resetable Safety relief vakve 300kPA (3 bar) Tundish (if required) Enclosure for 16A circuit breakers 22mm DZR compression bend Pressure gauge Filling loop Grundfos circulating pump - CH circuit 22mm single check valve - CH flow Central heating return Primary expansion vessel - connect into central heating return Drain point - primary Drain point - potable Cold water inlet Single check valve - cold water inlet Heating element No 1 Aqua Stat Flow switch 22mm - domestic HW Heating element No 2 Enclosure for pumps, Aqua stat, high limit, flow switch and low pressure sensor Grundfos circulating pump - HW circuit Heating element No 3 Heating element No 4 Potable expansion vessel Hot water blending valve Hot water outlet Brazed plate heat exchanger Primary inlet to heat exchanger Stainless steel primary store Automatic air eliminator
The Thermaflow electric combi boiler

The side-by-side graphics will help to identify the components and layout of the combi boiler as well as illustrating the component accessibility.

Please use our Enquiry Form if you have any unanswered questions or for any further information you may require.


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