LG Air Conditioner Technical Specifications

Product Overview

This document provides technical specifications for LG air conditioning units, including model series S09ETK, S12ETK, S18ETK, and S24ETK. These units support both cooling and heating functions.

Note on Heating Season: For heating functions, indicated values relate to one heating season at a time, with 'Average' being mandatory.

Model Series: S09ETK U12S / S09ETK NSJS

Design Load

Design Load
ItemSymbolValueUnit
coolingPdesignc2,5kW
heating / AveragePdesignh2,5kW
heating / WarmerPdesignhx,xkW
heating / ColderPdesignhx,xkW

Declared Capacity for Cooling

Declared Capacity* for Cooling (at indoor temperature 27(19)°C and outdoor temperature Tj)
Temperature ConditionSymbolValueUnit
Tj=35°CPdc2,50kW
Tj=30°CPdc1,85kW
Tj=25°CPdc1,19kW
Tj=20°CPdc1,05kW

Declared Capacity for Heating / Average Climate

Declared Capacity* for Heating / Average Climate (at indoor temperature 20°C and outdoor temperature Td)
Temperature ConditionSymbolValueUnit
Tj=-7°CPdh2,21kW
Tj=2°CPdh1,35kW
Tj=7°CPdh0,86kW
Tj=12°CPdh0,95kW
Tj=bivalent temperaturePdh2,50kW
Tj=operating limitPdh2,50kW

Declared Capacity for Heating / Warmer Climate

Declared Capacity* for Heating / Warmer Climate (at indoor temperature 20°C and outdoor temperature Tj)
Temperature ConditionSymbolValueUnit
Tj=2°CPdhx,xkW
Tj=7°CPdhx,xkW
Tj=12°CPdhx,xkW
Tj=bivalent temperaturePdhx,xkW
Tj=operating limitPdhx,xkW

Declared Capacity for Heating / Colder Climate

Declared Capacity* for Heating / Colder Climate (at indoor temperature 20°C and outdoor temperature Tj)
Temperature ConditionSymbolValueUnit
Tj=-7°CPdhx,xkW
Tj=2°CPdhx,xkW
Tj=7°CPdhx,xkW
Tj=12°CPdhx,xkW
Tj=bivalent temperaturePdhx,xkW
Tj=operating limitPdhx,xkW
Tj=-15°CPdhx,xkW

Seasonal Efficiency

Seasonal Efficiency
ItemSymbolValueUnit
coolingSEER7,0
heating / AverageSCOP/A3,8
heating / WarmerSCOP/Wx,x
heating / ColderSCOP/Cx,x

Declared Energy Efficiency Ratio for Cooling

Declared Energy Efficiency Ratio* for Cooling (at indoor temperature 27(19)°C and outdoor temperature Tj)
Temperature ConditionSymbolValueUnit
Tj=35°CEERd3,81
Tj=30°CEERd6,37
Tj=25°CEERd8,18
Tj=20°CEERd12,10

Declared Coefficient of Performance for Heating / Average Climate

Declared Coefficient of Performance* for Heating / Average Climate (at indoor temperature 20°C and outdoor temperature Tj)
Temperature ConditionSymbolValueUnit
Tj=-7°CCOPd2,65
Tj=2°CCOPd3,80
Tj=7°CCOPd4,50
Tj=12°CCOPd6,00
Tj=bivalent temperatureCOPd2,60
Tj=operating limitCOPd2,60

Declared Coefficient of Performance for Heating / Colder Climate

Declared Coefficient of Performance* for Heating / Colder Climate (at indoor temperature 20°C and outdoor temperature Tj)
Temperature ConditionSymbolValueUnit
Tj=-7°CCOPdx,x
Tj=2°CCOPdx,x
Tj=7°CCOPdx,x
Tj=12°CCOPdx,x
Tj=bivalent temperatureCOPdx,x
Tj=operating limitCOPdx,x
Tj=-15°CCOPdx,x

Declared Coefficient of Performance for Heating / Warmer Climate

Declared Coefficient of Performance* for Heating / Warmer Climate (at indoor temperature 20°C and outdoor temperature Tj)
Temperature ConditionSymbolValueUnit
Tj=2°CCOPdx,x
Tj=7°CCOPdx,x
Tj=12°CCOPdx,x
Tj=bivalent temperatureCOPdx,x
Tj=operating limitCOPdx,x

Degradation Coefficients

Degradation Coefficients
ItemSymbolValueUnit
cooling**Cdc0,25
heating**Cdh0,25

Electric Power Input in Power Modes Other Than 'Active Mode'

Electric Power Input in Power Modes Other Than 'Active Mode'
ModeSymbolValueUnit
off modePOFF0.003kW
standby modePSB0,003kW
thermostat-off modePTO0,012kW
crankcase heater modePCK10kW

Annual Electricity Consumption

Annual Electricity Consumption
ItemSymbolValueUnit
coolingQCE125kWh/a
heating / AverageQHE921kWh/a
heating / WarmerQHEXXkWh/a
heating / ColderQHEXXkWh/a

Capacity Control

Capacity Control
OptionIndication
fixedN
stagedN
variableY

Other Specifications

Other Specifications
ItemSymbolValueUnit
Sound power level (indoor/outdoor)LWA59 / 65dB(A)
Global warming potentialGWP675kgCO2 eq.
Rated air flow (indoor/outdoor)750 /1620m3/h

Model Series: S12ETK U12S / S12ETK NSJS

Design Load

Design Load
ItemSymbolValueUnit
coolingPdesignc3,5kW
heating / AveragePdesignh2,5kW
heating / WarmerPdesignhx,xkW
heating / ColderPdesignhx,xkW

Declared Capacity for Cooling

Declared Capacity* for Cooling (at indoor temperature 27(19)°C and outdoor temperature Tj)
Temperature ConditionSymbolValueUnit
Tj=35°CPdc3,50kW
Tj=30°CPdc2,51kW
Tj=25°CPdc1,62kW
Tj=20°CPdc0.95kW

Declared Capacity for Heating / Average Climate

Declared Capacity* for Heating / Average Climate (at indoor temperature 20°C and outdoor temperature Td)
Temperature ConditionSymbolValueUnit
Tj=-7°CPdh2,21kW
Tj=2°CPdh1,35kW
Tj=7°CPdh0,86kW
Tj=12°CPdh0,95kW
Tj=bivalent temperaturePdh2,50kW
Tj=operating limitPdh2,50kW

Declared Capacity for Heating / Warmer Climate

Declared Capacity* for Heating / Warmer Climate (at indoor temperature 20°C and outdoor temperature Tj)
Temperature ConditionSymbolValueUnit
Tj=2°CPdhx,xkW
Tj=7°CPdhx,xkW
Tj=12°CPdhx,xkW
Tj=bivalent temperaturePdhx,xkW
Tj=operating limitPdhx,xkW

Declared Capacity for Heating / Colder Climate

Declared Capacity* for Heating / Colder Climate (at indoor temperature 20°C and outdoor temperature Tj)
Temperature ConditionSymbolValueUnit
Tj=-7°CPdhx,xkW
Tj=2°CPdhx,xkW
Tj=7°CPdhx,xkW
Tj=12°CPdhx,xkW
Tj=bivalent temperaturePdhx,xkW
Tj=operating limitPdhx,xkW
Tj=-15°CPdhx,xkW

Seasonal Efficiency

Seasonal Efficiency
ItemSymbolValueUnit
coolingSEER6,6
heating / AverageSCOP/A3,8
heating / WarmerSCOP/Wx,x
heating / ColderSCOP/Cx,x

Declared Energy Efficiency Ratio for Cooling

Declared Energy Efficiency Ratio* for Cooling (at indoor temperature 27(19)°C and outdoor temperature Tj)
Temperature ConditionSymbolValueUnit
Tj=35°CEERd3,24
Tj=30°CEERd4.90
Tj=25°CEERd8.12
Tj=20°CEERd12.10

Declared Coefficient of Performance for Heating / Average Climate

Declared Coefficient of Performance* for Heating / Average Climate (at indoor temperature 20°C and outdoor temperature Tj)
Temperature ConditionSymbolValueUnit
Tj=-7°CCOPd2,65
Tj=2°CCOPd3,80
Tj=7°CCOPd4,50
Tj=12°CCOPd6,00
Tj=bivalent temperatureCOPd2,60
Tj=operating limitCOPd2,60

Declared Coefficient of Performance for Heating / Colder Climate

Declared Coefficient of Performance* for Heating / Colder Climate (at indoor temperature 20°C and outdoor temperature Tj)
Temperature ConditionSymbolValueUnit
Tj=-7°CCOPdx,x
Tj=2°CCOPdx,x
Tj=7°CCOPdx,x
Tj=12°CCOPdx,x
Tj=bivalent temperatureCOPdx,x
Tj=operating limitCOPdx,x
Tj=-15°CCOPdx,x

Declared Coefficient of Performance for Heating / Warmer Climate

Declared Coefficient of Performance* for Heating / Warmer Climate (at indoor temperature 20°C and outdoor temperature Tj)
Temperature ConditionSymbolValueUnit
Tj=2°CCOPdx,x
Tj=7°CCOPdx,x
Tj=12°CCOPdx,x
Tj=bivalent temperatureCOPdx,x
Tj=operating limitCOPdx,x

Degradation Coefficients

Degradation Coefficients
ItemSymbolValueUnit
cooling**Cdc0,25
heating**Cdh0,25

Electric Power Input in Power Modes Other Than 'Active Mode'

Electric Power Input in Power Modes Other Than 'Active Mode'
ModeSymbolValueUnit
off modePOFF0.003kW
standby modePSB0,003kW
thermostat-off modePTO0,012kW
crankcase heater modePCK0kW

Annual Electricity Consumption

Annual Electricity Consumption
ItemSymbolValueUnit
coolingQCE186kWh/a
heating / AverageQHE921kWh/a
heating / WarmerQHEXXkWh/a
heating / ColderQHEXXkWh/a

Capacity Control

Capacity Control
OptionIndication
fixedN
stagedN
variableY

Other Specifications

Other Specifications
ItemSymbolValueUnit
Sound power level (indoor/outdoor)LWA59 / 65dB(A)
Global warming potentialGWP675kgCO2 eq.
Rated air flow (indoor/outdoor)750 /1620m3/h

Model Series: S18ETK U18S / S18ETK NSKS

Design Load

Design Load
ItemSymbolValueUnit
coolingPdesignc5,0kW
heating / AveragePdesignh3,9kW
heating / WarmerPdesignhx,xkW
heating / ColderPdesignhx,xkW

Declared Capacity for Cooling

Declared Capacity* for Cooling (at indoor temperature 27(19)°C and outdoor temperature Tj)
Temperature ConditionSymbolValueUnit
Tj=35°CPdc5,00kW
Tj=30°CPdc3,69kW
Tj=25°CPdc2,37kW
Tj=20°CPdc1,41kW

Declared Capacity for Heating / Average Climate

Declared Capacity* for Heating / Average Climate (at indoor temperature 20°C and outdoor temperature Td)
Temperature ConditionSymbolValueUnit
Tj=-7°CPdh3,45kW
Tj=2°CPdh2,10kW
Tj=7°CPdh1,35kW
Tj=12°CPdh1,42kW
Tj=bivalent temperaturePdh3,90kW
Tj=operating limitPdh3,90kW

Declared Capacity for Heating / Warmer Climate

Declared Capacity* for Heating / Warmer Climate (at indoor temperature 20°C and outdoor temperature Tj)
Temperature ConditionSymbolValueUnit
Tj=2°CPdhx,xkW
Tj=7°CPdhx,xkW
Tj=12°CPdhx,xkW
Tj=bivalent temperaturePdhx,xkW
Tj=operating limitPdhx,xkW

Declared Capacity for Heating / Colder Climate

Declared Capacity* for Heating / Colder Climate (at indoor temperature 20°C and outdoor temperature Tj)
Temperature ConditionSymbolValueUnit
Tj=-7°CPdhx,xkW
Tj=2°CPdhx,xkW
Tj=7°CPdhx,xkW
Tj=12°CPdhx,xkW
Tj=bivalent temperaturePdhx,xkW
Tj=operating limitPdhx,xkW
Tj=-15°CPdhx,xkW

Seasonal Efficiency

Seasonal Efficiency
ItemSymbolValueUnit
coolingSEER7,0
heating / AverageSCOP/A5,2
heating / WarmerSCOP/Wx,x
heating / ColderSCOP/Cx,x

Declared Energy Efficiency Ratio for Cooling

Declared Energy Efficiency Ratio* for Cooling (at indoor temperature 27(19)°C and outdoor temperature Tj)
Temperature ConditionSymbolValueUnit
Tj=35°CEERd3,20
Tj=30°CEERd5,20
Tj=25°CEERd8,40
Tj=20°CEERd13,90

Declared Coefficient of Performance for Heating / Average Climate

Declared Coefficient of Performance* for Heating / Average Climate (at indoor temperature 20°C and outdoor temperature Tj)
Temperature ConditionSymbolValueUnit
Tj=-7°CCOPd2,83
Tj=2°CCOPd4,23
Tj=7°CCOPd5,50
Tj=12°CCOPd6,90
Tj=bivalent temperatureCOPd2,40
Tj=operating limitCOPd2,40

Declared Coefficient of Performance for Heating / Colder Climate

Declared Coefficient of Performance* for Heating / Colder Climate (at indoor temperature 20°C and outdoor temperature Tj)
Temperature ConditionSymbolValueUnit
Tj=-7°CCOPdx,x
Tj=2°CCOPdx,x
Tj=7°CCOPdx,x
Tj=12°CCOPdx,x
Tj=bivalent temperatureCOPdx,x
Tj=operating limitCOPdx,x
Tj=-15°CCOPdx,x

Declared Coefficient of Performance for Heating / Warmer Climate

Declared Coefficient of Performance* for Heating / Warmer Climate (at indoor temperature 20°C and outdoor temperature Tj)
Temperature ConditionSymbolValueUnit
Tj=2°CCOPdx,x
Tj=7°CCOPdx,x
Tj=12°CCOPdx,x
Tj=bivalent temperatureCOPdx,x
Tj=operating limitCOPdx,x

Degradation Coefficients

Degradation Coefficients
ItemSymbolValueUnit
cooling**Cdc0,25
heating**Cdh0,25

Electric Power Input in Power Modes Other Than 'Active Mode'

Electric Power Input in Power Modes Other Than 'Active Mode'
ModeSymbolValueUnit
off modePOFF0.003kW
standby modePSB0,003kW
thermostat-off modePTO0,020kW
crankcase heater modePCK0kW

Annual Electricity Consumption

Annual Electricity Consumption
ItemSymbolValueUnit
coolingQCE250kWh/a
heating / AverageQHE1270kWh/a
heating / WarmerQHE555kWh/a
heating / ColderQHEXXkWh/a

Capacity Control

Capacity Control
OptionIndication
fixedN
stagedN
variableY

Other Specifications

Other Specifications
ItemSymbolValueUnit
Sound power level (indoor/outdoor)LWA60 / 65dB(A)
Global warming potentialGWP675kgCO2 eq.
Rated air flow (indoor/outdoor)1080 /2100m3/h

Model Series: S24ETK U24S / S24ETK NSKS

Design Load

Design Load
ItemSymbolValueUnit
coolingPdesignc6,6kW
heating / AveragePdesignh5,0kW
heating / WarmerPdesignhx,xkW
heating / ColderPdesignhx,xkW

Declared Capacity for Cooling

Declared Capacity* for Cooling (at indoor temperature 27(19)°C and outdoor temperature Tj)
Temperature ConditionSymbolValueUnit
Tj=35°CPdc6,60kW
Tj=30°CPdc4,87kW
Tj=25°CPdc3,13kW
Tj=20°CPdc1,39kW

Declared Capacity for Heating / Average Climate

Declared Capacity* for Heating / Average Climate (at indoor temperature 20°C and outdoor temperature Td)
Temperature ConditionSymbolValueUnit
Tj=-7°CPdh4,43kW
Tj=2°CPdh2,70kW
Tj=7°CPdh1,77kW
Tj=12°CPdh1,70kW
Tj=bivalent temperaturePdh5,00kW
Tj=operating limitPdh5,00kW

Declared Capacity for Heating / Warmer Climate

Declared Capacity* for Heating / Warmer Climate (at indoor temperature 20°C and outdoor temperature Tj)
Temperature ConditionSymbolValueUnit
Tj=2°CPdhx,xkW
Tj=7°CPdhx,xkW
Tj=12°CPdhx,xkW
Tj=bivalent temperaturePdhx,xkW
Tj=operating limitPdhx,xkW

Declared Capacity for Heating / Colder Climate

Declared Capacity* for Heating / Colder Climate (at indoor temperature 20°C and outdoor temperature Tj)
Temperature ConditionSymbolValueUnit
Tj=-7°CPdhx,xkW
Tj=2°CPdhx,xkW
Tj=7°CPdhx,xkW
Tj=12°CPdhx,xkW
Tj=bivalent temperaturePdhx,xkW
Tj=operating limitPdhx,xkW
Tj=-15°CPdhx,xkW

Seasonal Efficiency

Seasonal Efficiency
ItemSymbolValueUnit
coolingSEER6,9
heating / AverageSCOP/A4,3
heating / WarmerSCOP/Wx,x
heating / ColderSCOP/Cx,x

Declared Energy Efficiency Ratio for Cooling

Declared Energy Efficiency Ratio* for Cooling (at indoor temperature 27(19)°C and outdoor temperature Tj)
Temperature ConditionSymbolValueUnit
Tj=35°CEERd3,05
Tj=30°CEERd4,90
Tj=25°CEERd7,70
Tj=20°CEERd14,90

Declared Coefficient of Performance for Heating / Average Climate

Declared Coefficient of Performance* for Heating / Average Climate (at indoor temperature 20°C and outdoor temperature Tj)
Temperature ConditionSymbolValueUnit
Tj=-7°CCOPd2,75
Tj=2°CCOPd4,23
Tj=7°CCOPd5,55
Tj=12°CCOPd7,10
Tj=bivalent temperatureCOPd2,45
Tj=operating limitCOPd2,45

Declared Coefficient of Performance for Heating / Colder Climate

Declared Coefficient of Performance* for Heating / Colder Climate (at indoor temperature 20°C and outdoor temperature Tj)
Temperature ConditionSymbolValueUnit
Tj=-7°CCOPdx,x
Tj=2°CCOPdx,x
Tj=7°CCOPdx,x
Tj=12°CCOPdx,x
Tj=bivalent temperatureCOPdx,x
Tj=operating limitCOPdx,x
Tj=-15°CCOPdx,x

Declared Coefficient of Performance for Heating / Warmer Climate

Declared Coefficient of Performance* for Heating / Warmer Climate (at indoor temperature 20°C and outdoor temperature Tj)
Temperature ConditionSymbolValueUnit
Tj=2°CCOPdx,x
Tj=7°CCOPdx,x
Tj=12°CCOPdx,x
Tj=bivalent temperatureCOPdx,x
Tj=operating limitCOPdx,x

Degradation Coefficients

Degradation Coefficients
ItemSymbolValueUnit
cooling**Cdc0,25
heating**Cdh0,25

Electric Power Input in Power Modes Other Than 'Active Mode'

Electric Power Input in Power Modes Other Than 'Active Mode'
ModeSymbolValueUnit
off modePOFF0.0020kW
standby modePSB0,0020kW
thermostat-off modePTO0,018kW
crankcase heater modePCK0kW

Annual Electricity Consumption

Annual Electricity Consumption
ItemSymbolValueUnit
coolingQCE335kWh/a
heating / AverageQHE1628kWh/a
heating / WarmerQHEXXkWh/a
heating / ColderQHEXXkWh/a

Capacity Control

Capacity Control
OptionIndication
fixedN
stagedN
variableY

Other Specifications

Other Specifications
ItemSymbolValueUnit
Sound power level (indoor/outdoor)LWA65 / 70dB(A)
Global warming potentialGWP675kgCO2 eq.
Rated air flow (indoor/outdoor)1200 /2940m3/h

Contact Information

Contact: Christianna PAPAZAHARIOU

Internal communicator - Energy & environment regulations expert

LG Electronics

Paris Nord II - 117 avenue des Nations

BP 59372 Villepinte - 95942 Roissy CDG Cedex

Email: chris.papazahariou@lge.com

Tel: +33 1 49 89 57 41, +33 6 83 077 455

For obtaining more information, please contact LG Electronics.

* For staged capacity units, two values divided by a slash ('/') will be declared in each box in the section "Declared capacity of the unit" and "declared EER/COP" of the unit.

** If default Cd=0.25 is chosen then (results from) cycling tests are not required. Otherwise either the heating or cooling cycling test value is required.

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