3 About your heat pump
3.1 Product description
The Mega heat pump is a heating system for heating and, if an external water heater is installed (accessory), for
hot water production. It has a compressor which is customised for heat pumps.
The Mega heat pump is equipped with control equipment which is presented in a graphic display. The control
equipment is also prepared for monitoring via the internet.
Heating is provided to the building via a water-borne heating system. The heat pump supplies as much of the
heat demand as possible before auxiliary heating is engaged to assist.
The Mega heating unit consists of two basic components:
Heat pump unit
The heat pump consists of:
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Scroll compressor
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Stainless steel heat exchanger
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Circulation pumps for collector system and heating system
Control equipment
The control equipment controls the incoming components of the heating appliance (compressor, circulation
pumps, auxiliary heating and exchange valve) and keeps track of when the pump should start and stop, as well
as whether it should produce heating for the building or hot water.
The control equipment consists of:
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Colour touch screen and relay module
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Temperature sensors (outdoor, supply line, return line, brine and hot water)
3.2
Water heater
The Mega heat pump can also produce hot water for an external water heater. The temperature of the water
supplied to the water heater is controlled by the start and stop temperature.
User Guide
Mega
VUJSC302 Thermia Värmepumpar
8
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