Glossary of climate control technology
Terms in simple words - from inverter to VRV.
A
B
V
G
D
E
J
Z
I
Y
K
L
M
N
O
P
R
S
T
U
F
X
C
Ch
Sh
Sh
E
Yu
Ya
A
AAF
American Air Filters
American Air Filters is a subsidiary of Daikin Industries Ltd. for the production of air filtration systems.
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ATA HP
Air-To-Air Heat Pump
Air-to-air heat pump.
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Absorption chiller
Absorption chiller
A refrigeration machine that uses thermal energy instead of electrical energy to create cold.
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V
VRV (VRF)
Variable Refrigerant Volume
Variable refrigerant flow system; one outdoor one serves dozens of indoor units.
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Screw compressor
Screw compressor
Type of compressor with two mutually meshing rotors; used in large chillers.
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I
Inverter
Inverter
Electronic compressor speed controller; Provides smooth power delivery and energy savings.
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Evaporator
Evaporator
The heat exchanger of the indoor unit, where the refrigerant absorbs heat from the room.
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K
COP ratio
COP
Coefficient of Performance - the same, but for heating mode.
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EER ratio
EER
Energy Efficiency Ratio - the ratio of cooling capacity to power consumption in cooling mode.
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R
R-32
R-32 refrigerant
New generation refrigerant with low GWP (675) - replaced R-410A in modern Daikin systems.
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Recovery
Heat recovery
Return of heat or cold from the removed air; increases ventilation efficiency up to 90%.
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