D E S C R I P T I O N
STANDARD EQUIPMENT
The standard configuration of the PulsaCoil III is shown
in Figure 1.2. It is supplied as a complete factory made
and tested appliance fitted with all the following items of
equipment :-
- Grundfos UPS pump for domestic hot water primary
circuit.
- Domestic hot water temperature controls and PCB.
- 2 x 3 kW low watts density Incaloy immersion
heaters.
- Domestic hot water plate heat exchanger.
- Domestic hot water mixing valve.
- Float switch for ‘Dry Firing’ protection.
- Overheat protection.
- Wiring centre.
- System status display.
OPTIONAL EQUIPMENT
a) The appliance is supplied with the components on the
right hand side (as shown in Figure 1.2) as standard but
can be supplied left handed.
b) A 22mm diameter warning pipe/overflow connection.
Any options must be clearly specified at the time of order
or a standard model will be supplied.
4
Plate heat exchanger
On peak I.H.
Overheat thermostat
Off peak I.H.
Plate heat
exchanger pump
Top up
cistern
Float switch
Domestic hot water
control PCB
System status display
and controls
Gromets
Wiring centre
Relay
Hot water
temperature
sensor
Figure 1.2 Standard PulsaCoil III Package
Primary P.H.E. return temperature sensor
Cold mains supply
In-line ‘Y’strainer
Flow
switch
Mixing valve
