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Operating guide

Termix One Solar

2.0 Functional description

Domestic hot water module with heat exchanger and
thermostatic control. Designed for wall-mounting.

Application

The Termix One Solar is an instantaneous water heater, featuring
superb heat extraction and high performance. The Termix One
Solar is applicable for heating systems with buffer accumulators,
solar systems or for other heat sources, where a very low return
temperature is preferred. The water heater is available in three
sizes, either for 1 apartment, for 1-4 apartments or for 5 up to 10
apartments. The large heat exchanger cools out the water in the
primary return line very efficiently, thereby creating a very good
operation economy. A flow switch in cold water mains is controlling
the primary heating pump. An optional circulation pump together
with a thermostat can maintain the circulating temperature at a
desired temperature.

Domestic hot water (DHW)

The domestic hot water is prepared in the heat exchanger and
the temperature is regulated with a thermostatic control valve.
The patented sensor accelerator accelerates the closing of the
thermostatic control valve and protects the heat exchanger against
overheating and lime scale formation. The sensor accelerator and
the thermostatic control valve also works as a bypass keeping the
heat exchanger and supply line warm. This shortens the waiting
periods. The sensor accelerator helps to ensure a stable hot water
temperature by varying loads, flow temperatures and differential
pressure without the need for readjusting the valve. There is no
additional pressure loss on the secondary side of the DHW heat
exchanger with a thermostatic control. Therefore this type of
regulation can be used by low pressure in the cold water mains.

Danfoss District Energy

VI.CW.K4.02 / LUK38004

DEN-GT

3

Summary of Contents for Termix One Solar

Page 1: ...5 4 1 Mounting 5 4 2 Electrical connections 7 5 0 Design 8 5 1 Design 8 5 2 Schematic diagram 9 6 0 Controls 10 6 1 DHW temperature control 10 6 2 Maintenance 11 7 0 Troubleshooting 12 7 1 Troublesho...

Page 2: ...Operating guide Termix One Solar 2 DEN GT VI CW K4 02 LUK38004 Danfoss District Energy...

Page 3: ...mp together with a thermostat can maintain the circulating temperature at a desired temperature Domestic hot water DHW The domestic hot water is prepared in the heat exchanger and the temperature is r...

Page 4: ...s circumstances interrupt all energy sources to the station if possible and seek expert help In case of discoloured or bad smelling domestic hot water close all shut off valves on the substation infor...

Page 5: ...water DCW 2 Domestic hot water DHW 3 Buffer Tank BT supply 4 Buffer Tank BT return 5 Hot water circulation HWC Optional Connection sizes BT G int thread DCW DHW HWC G int thread Dimensions mm Without...

Page 6: ...se Prior to installation all substation pipes and connections should be cleaned and rinsed Tightening Due to vibration during transport all substation connections must be checked and tightened before...

Page 7: ...Disconnection The substation must be electrically connected so that it can be disconnected for repairs Outdoor temperature sensor Outdoor sensors should be mounted so as to avoid exposure to direct su...

Page 8: ...look different than the substation shown Design description B Heat exchanger DHW 35 Ball valve non return valve M Electrical wiring box 45 Flow switch O Termix sensor accelerator 48 Air vent manual 7...

Page 9: ...Termix sensor accelerator 11A DHW pump with built in check valve 45 Flow switch 1 Ball valve 13 Charging pump 48 Air vent manual 2 Single check valve 21 To be ordered separately 63 Sieve DHW Domestic...

Page 10: ...t its best at DH supply temperatures of up to 90 C Thermostatic control DHW temperature is adjusted as follows To increase temperature turn the handle on the thermostatic controller to select a higher...

Page 11: ...arameters such as meter readings Temperatures Checking of all temperatures such as DH supply temperature and DHW temperature Connections Checking all connections for leakages Safety valves The operati...

Page 12: ...tive or clogged non return valve Replace clean No electricity Check Wrong setting of automatic controls if any To adjust an electronic controller for DHW pls note enclosed instructions for electronic...

Page 13: ...Disposal Disposal This product should be dismantled and its components sorted if possible in various groups before recycling or disposal Always follow the local disposal regulations Danfoss District E...

Page 14: ...Operating guide Termix One Solar 14 DEN GT VI CW K4 02 LUK38004 Danfoss District Energy...

Page 15: ...Operating guide Termix One Solar 8 0 Declaration 8 1 Declaration of conformity Category 0 with electrical equipment Danfoss District Energy VI CW K4 02 LUK38004 DEN GT 15...

Page 16: ...Operating guide Termix One Solar Produced by Danfoss A S 11 2016...

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