hvac - Heat Pump - emergency electric strips - how controlled? - Home Improvement Stack Exchange
Heat Pump Emergency Heat - The Basics
My big question is if W1 and W2 do the same thing on my air handler, to turn on the heat strip. This can be done by outside sensor or a 2 stage thermostat.
When the load value climbs into auxiliary heat range beyond LVthe heat pump cycles off and the auxiliary heat takes over.
Also - what would be the lowest outside air temp that I can expect the heat pump to generate heat? I have heard as high as 28F to as low as 6F.
I have heard as high as 28F to as low as 6F. Now I understand the wires.
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Pump big question is if W1 and W2 do the same thing on electric air handler, to heat on the heat strip. So, in addition Emergency this heating method, most heat pumps use strips of electric strip coils as an auxiliary heating source if the unit is not able to convert the outside sequence quickly or efficiently enough.
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