Ref. No.

1.Specification Issued Date

Rev. No.
1.1 Compressor Rev. Date

1 Compressor Model Name JQA048MAA

2 Compressor Type Hermetic Motor Compressor

3 Compression Type Scroll Type

4 Displacement 43.8 cm3 / rev

5 Refrigerant R410A
6 Safety Approval -

7 Oil / Oil Charging Amount FVC68D(PVE) 1,200 cc

8 Nitrogen Gas Holding Pressure 0.4 ൥ 0.2 kg/cm2G

9 Painting Black Color Paint

Net Weight
10 30.5 kg
( Including Oil , Reference)
11 Suction Tube I.D 22.6 mm
12 Discharge Tube I.D 16.05 mm
1.2 Motor
Motor Type Three phase BLDC Motor

Pole / Rated input 6 Pole / 4200 watts @ 3600rpm

3 380V
Power Source
Carrier Frequency: 6kHz
Rated Revolution 3,600 rpm (at 60Hz)
Insulation Class B Class
Temp. 25 75
U-V 0.178 ൥7% ohm 0.212 ൥7% ohm
Winding Resistance
V-W 0.178 ൥7% ohm 0.212 ൥7% ohm

W-U 0.178 ൥7% ohm 0.212 ൥7% ohm

1.3 Material of Parts
Parts Material
Fixed /Orbit Scroll Gray Cast Iron
Main Frame Gray Cast Iron
Lower Frame Gray Cast Iron
Crank Shaft SUM32
‫ڏڌٻڊٻڎ‬
 Ref. No.
Issued Date
Rev. No.
1.4 Performance(ͤ)
Rev. Date

Frequency [Hz] 30Hz 60Hz 90Hz

[BTU/h] 29,800 59,800 90,000
Cooling Capacity (൥5%)
[Watts] 8,732 17,524 26,374
Power Input (൥5%) [Watts] 1,420 2,915 4,740
CHEER (൥5%) [Btu/wh] 21.0 20.5 19.0
Running Current (Reference) [A] 11.3 12.0 14.0
Sound Level (ARI) [dB(A)] 66 max 74 max 82 max
Vibration (ARI) [micron] 50 max 50 max 50 max
Oil circulation (ARI) [wt%,Max] Below 1.0 wt % (at 150Hz, HiPOR)

(ͤ) Performance test conducted CHEER condition.

(ͤ) Performance data measured after 14hours run-in.
(ͤ) Rating Conditions (CHEER)
Cond. Temp. : 37.9 oC (100) oF Return Gas Temp. : 18.3 oC ( 65 oF )
Evap. Temp. : 7.2 oC ( 45 ) oF Liquid Temp. : 29.5 oC ( 85 oF )
Ambient Temp. : 35.0 oC ( 95 oF )
(ͤ ) Noise/Vibration tests conducted ARI condition.
(ͤ) Rating Conditions (ARI)
Cond. Temp. : 54.4 oC (130) oF Return Gas Temp. : 18.3 oC ( 65 oF )
Evap. Temp. : 7.2 oC ( 45 ) oF Liquid Temp. : 46.1 oC ( 115 oF )
Ambient Temp. : 35.0 oC ( 95 oF )
(ͤ ) Oil circulation ratio should comply with OCR Measurement Standard of LG Scroll Compressor
(ARI condition) ( LG (72)-F0-5026)

‫ێۏۉۄۊګٻۂۉۄۍېێڼۀڨٻۉۊۄۏڼۍڽۄڱٻځٻۀێۄۊک‬

‫ٻۈڌ‬
‫ڎڊڍ‬
‫ڎڊڌ‬ ‫ڜ‬
‫ڣڏڊڌ‬

ྞ ‫ڣ‬

ྚ ྛ
ྠ ྡ ‫ڝ‬
‫ڣڏڊڌ‬
ྡྷ
ྜྷ ྟ ྜ

ྙ
ഘ ‫ ٻۂۉۄڿۍۊھھڼٻڿۀۍېێڼۀۈٻێۄٻٻڿۉېۊێٻۍۊێێۀۍۋۈۊڞ‬ഘ ‫ٻڿۀۍېێڼۀۈٻێۄٻۉۊۄۏڼۍڽۄۑٻۍۊێێۀۍۋۈۊڞ‬
‫ډڿۍڼڿۉڼۏێٻڔړڈڋڎڐٻڤڭڜڊڤڮکڜٻۊۏ‬ ‫ٻڿۀۏھڼۏۉۊھٻێۄٻۃھۄۃےٻۍۀۏۀۈٻۉۊۄۏڼۍڽۄۑٻڼٻ۔ڽ‬
‫ڇٻٻٻٻێ’۔ڿۊڽٻۍۊێێۀۍۋۈۊھ‬
‫ڜ‬ ‫ڝ‬

‫ڏڌٻڊٻڏ‬
 Ref. No.
Issued Date
Rev. No.
Rev. Date

1.5 Others

Leak Tight Pressure Air Pressure 40 kg/cm2G

Hydrostatic Strength High Pressure Side 155 kg/cm2G

Pressure Lower Pressure Side - kg/cm2G
Insulation Resistance
with 500V D.C Mega Tester 50 ༯ Min.(Dry Condition)
(Nitrogen Gas is filled in Compressor)

Withstand Voltage 2,200 V- 1 sec.

Leakage Current is less than 5mA.
(Nitrogen Gas is filled in Compressor) Capacitance is less than 6.1༱
Residual Moisture / Residual Impurities 200 mg Max. / 80 mg Max.

1.6 Electrical Component

Part Name Specification

Running Capacitor -

Overload Protector No OLP

2.Delivered Parts List

Parts’ Dwg. NO.
Parts Name Type ( Model ) EA Supply
LG
Compressor JQA048MAA 1 YES NO
O.L.P - YES NO
-
Cover, Terminal - 1 MCK66539501 YES NO
Gasket இ - - YES NO
Grommet இ - - YES NO
Screw, Earth M4*0.7
Length: Max. 6mm YES NO

ͤ ) Refer to Attachments ( Accessory Parts Drawings. )

‫ڏڌٻڊٻڐ‬
 Ref. No.
Issued Date
Rev. No.
3.Operating Limit Rev. Date

Variable Frequency Range 15 Hz~150 Hz

30 Hz [Min]
Start Frequency •Flooded_start must be avoided
•Reversed_start must be avoided

• On / Off =3 Minutes / 3 Minutes

On/Off Interval (However, Except The Balanced Pressure )
•10 times / Hr ( Max.)
Compressor should not be started for 3 minutes
ON/OFF Cycle or more until balanced pressure after compressor
stop or air conditioner plug in.
Voltage Range 3 380V

Running Current [RMS, Reference] Cooling 24A, Heating 26A[Max]

Refrigerant Charge Limit •4,000g [ Max. ]
•When Over-Charging Ref. Accumulator Must be Installed
And Protect Income Liquid ref. To Comp.
Discharge Pressure Refer to Operating Map (page 10,11,12)

Suction Pressure Refer to Operating Map (page 10,11,12)

Discharge Temperature Refer to Operating Guide (page 7)

Compression Ratio Refer to Operating Guide (page 7)

in Operating

Oil Temperature Refer to Operating Guide (page 8)

Motor Coil Temperature 125 [Max]

Continuous Flood Back Continuous Flood Back before the compressor should
not be more than 10% of the total circulation quantity
of refrigerant.

The allowable tilt of the compressor

Tilt in Operation in operation shall be 3 o or less

‫ڏڌٻڊٻڑ‬
 Ref. No.
Issued Date
5.Operating Range Rev. No.
Rev. Date

5-1. 15~19Hz

T_Eva[ ] T_Cond[ ]
P1 12 41
P3 -32 41
P4 -37 32
P5 -37 10
P6 -5 10
P7 12 30

ͤ During abnormal operating like compressor start-up, possible operating minimum low pressure is a -
40 (0.7kgf/༆) of evaporate temperature, must be returned to the normal operating area within 1 minute

5-2. 20~24Hz

T_Eva[ ] T_Cond[ ]
P1 23 54
P2 -20 54
P3 -28 48
P4 -37 32
P5 -37 10
P6 -5 10
P7 12 30
P8 12 38
P9 23 51

ͤ During abnormal operating like compressor start-up, possible operating minimum low pressure is a -
40 (0.7kgf/༆) of evaporate temperature, must be returned to the normal operating area within 1 minute

‫ڏڌٻڊٻڋڌ‬
 Ref. No.
Issued Date
Rev. No.
Rev. Date

5-3. 25~29Hz

T_Eva[ ] T_Cond[ ]
P1 23 56
P2 -17 56
P3 -28 48
P4 -37 32
P5 -37 10
P6 -5 10
P7 12 30
P8 12 38
P9 23 51

ͤ During abnormal operating like compressor start-up, possible operating minimum low pressure is a -
40 (0.7kgf/༆) of evaporate temperature, must be returned to the normal operating area within 1 minute

5-4. 30~105Hz

T_Eva[ ] T_Cond[ ]
P1 23 64
P2 -7 64
P3 -28 48
P4 -37 32
P5 -37 10
P6 -5 10
P7 12 30
P8 12 38
P9 23 51
P10 -15 58
P11 12 58
P12 12 47
Apply
VaporVapor Injection
Injection 㤵㟝
P13 -18 10

ͤ During abnormal operating like compressor start-up, possible operating minimum low pressure is a -
40 (0.7kgf/༆) of evaporate temperature, must be returned to the normal operating area within 1 minute

‫ڏڌٻڊٻڌڌ‬
 Ref. No.
Issued Date
Rev. No.
Rev. Date

5-3. 106~150Hz

T_Eva[ ] T_Cond[ ]
P1 12 60
P2 -12 60
P3 -28 48
P4 -37 32
P5 -37 10
P6 -5 10
P7 12 30
P10 12 46
P11 12 51
P12 12 56
P13 12 59

Apply Vapor Injection

ͤ During abnormal operating like compressor start-up, possible operating minimum low pressure is a -
40 (0.7kgf/༆) of evaporate temperature, must be returned to the normal operating area within 1 minute

‫ڏڌٻڊٻڍڌ‬
 Ref. No.
Date
Rev. No.
Rev. Date

‫ڌڈٻڜ‬
%
## $

! "
JQA048MAA
 HiPOR Guide
owvyGŠ–••ŒŠ›•ŽG——ŒG‹ŒšŽ•G–G›ŒGŠ–”—™Œšš–™G”œš›G‰ŒG™ŒŒ™G›–G›Œ
‰Œ“–žGnœ‹ŒU

kVŠˆ™ŽŒG——Œ

{™ˆ—GŒŽ› j–”—U
|•‹Œ™GWU\”

zŠŒ”ˆ›ŠG v“GšŒ—ˆ™ˆ›–™
‹ˆŽ™ˆ”

v“G™Œ›œ™•G——Œ aGȰZV_SGœ•‹Œ™GZ”
jŒŠ’G}V}G–™ Om™–”GowvyGŠ–••ŒŠ›–•G–G›ŒG
v“G—™ŒŒ•›•ŽG‰ˆŠ’“–ž Š–”—™Œšš–™G›–G›ŒG–“GšŒ—ˆ™ˆ›–™G
——ŒG“Œ•Ž›P

w—ŒG ZV_”
kˆ”Œ›Œ™
w—ŒG Z”G‚tˆŸ„
sŒ•Ž›
v“G™Œ›œ™•G——ŒG {™ˆ—GŒŽ› WU\”G‚tˆŸ„
‹ŒšŽ•
jŒŠ’G}V} iŒŠˆœšŒGz›ˆ™›GVGv—Œ™ˆ›•ŽGŠ–•‹›–•šGˆ™ŒG
šœ‹‹Œ•“ GŠˆ•ŽŒG›–G–ŠŠœ™G›ŒG—–šš‰“› G–G
‰ˆŠ’“–žSGŠŒŠ’G}V}G–™G—™ŒŒ•›•ŽG‰ˆŠ’“–žG
”œš›G‰ŒG•š›ˆ““Œ‹G‰Œ›žŒŒ•GowvyG——ŒGˆ•‹G
–“GšŒ—ˆ™ˆ›–™

‫ڐڈٻڜ‬