LG Electronics Inc.
Ref. No. Date Rev. No. Rev. Date
LGACC-040527-125 May. 27. 2004 Rev.0 -
SPECIFICATION SHEET for APPROVAL MODEL : QJ250KBA
CUSTOMER : Everwell Parts Purchasing Manager : Engineering Manager :
LG Electronics Inc. Sales Manager : Engineering Manager :
Please Return 1 Copy on Your Approval. Air Conditioning Compressor Division LG Electronics Inc. Tel : (55) 269 - 3868 Fax : (55) 267-1807 1/6
Ref. No. Date Rev. No. Rev. Date
LGACC-040527-125 May. 27. 2004 Rev.0 -
1.Specification 1.1 Compressor 1
Compressor Model Name
QJ250KBA
2
Compressor Type
Hermetic Motor Compressor
3
Compression Type
Rotary Type (Rolling Piston Type)
4
Displacement
25.0 cm3 / rev
5
Refrigerant
R - 22
6
Oil / Oil Charging Amount
7
Nitrogen Gas Holding Pressure
SUNISO 4GSI 410 + - 10 cc 0.8 +- 0.2 kg/cm2G
8
Painting
Black Color Paint
9
Net Weight ( Including Oil )
15.5 kg
10
Suction Tube I.D
16.0
11
Discharge Tube I.D
9.7
+ 0.15 mm - 0 + - 0.15 mm
1.2 Motor Motor Type / Starting Type
Single Phase Induction Motor / PSC
Pole / Rated Output
2 Pole / 1350watts
Power Source
1 Ph - 208 / 230 volt - 60 Hz
Rated Revolution
3466 rpm
Insulation Class
E Class
Winding Resistance o
( at 25 C )
Main Sub
2/6
1.58+- 7% ohm 2.48+- 7% ohm
Ref. No. Date Rev. No. Rev. Date
LGACC-040527-125 May. 27. 2004 Rev.0 -
1.3 Performance at 220 volt [ BTU/h]
17,700
[ kcal/h]
4,460
[ watts]
1,606
[ BTU/wh]
11.0
[A]
7.5
[A]
42
Cooling Capacity ( +- 5%) Power Input ( +- 5%) EER ( +- 5%) Running Current Locked Rotor Ampere Sound Level
64 +- 3 2000 max.
[ dB(A)]
Vibration
[ gal ]
Starting Condition
Specification
Pressure Condition
at Normal Condition
start at 90% of Rated Voltage ( 187 Volt )
Ps / Pd = 5.34 / 20.86 kg/cm2G
at Overload Condition
start at 94% of Rated Voltage ( 196 Volt )
Ps / Pd =
※) Rating Conditions Cond. Temp. : 54.4 oC ( 130 oF ) Evap. Temp. : 7.2 oC ( 45 oF )
kg/cm2G
6 / 26
Return Gas Temp. : 35.0 oC ( 95 oF ) Liquid Temp. : 46.1 oC ( 115 oF ) Ambient Temp. : 35.0 oC ( 95 oF )
Noise & Vibration Measuring Points
300 mm
Microphone mm
mm
Microphone
● Compressor vibration is measured by a vibration meter which is contacted compressor body’s
3/6
A
,
B
Ref. No. Date Rev. No. Rev. Date
1.4 Others High Pressure Side Lower Pressure Side High Pressure Side Hydrostatic Strength Pressure Lower Pressure Side Insulation Resistance (with 500V D.C Mega Tester)
28 155 50.6
Leak Tight Pressure
Withstand Voltage Residual Moisture / Residual Impurities
LGACC-040527-125 May. 27. 2004 Rev.0 -
kg/cm2G kg/cm2G kg/cm2G kg/cm2G
50 ㏁ Min. at 1,800V - 1 min.(2,200 V- 1 sec.) Leakage Current is less than 5㎃. 150 ㎎ Max. / 70 ㎎ Max.
1.5 Electrical Component Part Name
Specification
Running Capacitor
35 MFD / 370 VAC
Overload Protector
MRA12107-12027 (T.I. KOREA)
2.Delivered Parts List Parts Name
Type (Model)
EA
Parts Dwg. No. LG
Compressor
QJ250KBA
1
-
YES
NO
MRA12107-12027 1
6750U - L062A
YES
NO
1
3550U - L004A
YES
NO
1
4986U - L001G
YES
NO
1
1NFZU - L001A
YES
NO
1
1WPZU - L001A
YES
NO
3
4022U - L002A
YES
NO
3
4816U - L001C
YES
NO
3
1BSZU - L002A
YES
NO
3
1WPZU - L002A
YES
NO
3
1NHZU - L001A
YES
NO
1
-
YES
NO
O.L.P Cover, Terminal Gasket Nut, Hexagon Flange Washer, Plain Cover Grommet Sleeve, Grommet Bolt, Stud Washer, Plain Nut, Hexagon Capacitor
－ － － － － － － － － －
※ ) Refer to Attachments ( Accessory Parts Drawings. )
4/6
Supply
Ref. No. Date Rev. No. Rev. Date
3.Operating Limit [ kg / cm2 G ] [ kg / cm2 G ] [ oC ]
Discharge Pressure Suction Pressure Motor Coil Temp. Refrigerant Charge Limit
LGACC-040527-125 May. 27. 2004 Rev.0 -
26.5 max. 1.0 ~ 7.0 135 Max. 1,200 g
WRAC Cooling Only
Max.
970 g Max. WRAC Heat Pump Continuous Flood Back before the accumulator should not be more than 10% of the total circulation quantity of refrigerant.
Continuous Flood Back On/Off Interval & Cycles
On / Off = 3 Minutes/3 Minutes 20,000 Cycles or less Rated Voltage ± 10 %
Voltage Range Frequency Range Pressure Difference in Operating
Rated Frequency ± 2 % The Pressure Difference in operating shall be 0.49 ㎫ or more, but 3 minutes starting excluded.
Pressure Difference at Starting
When starting, discharge pressure is balanced with suction pressure. The allowable tilt of the compressor in operation shall be 5˚ or less
Tilt in Operation
* Effective Period of This Document * This document will be effective after LG’s receipt with your authorized signature. When design modification is approved by the customer, the current document is unavailable. 66
* LABEL * Unit [mm] 30
QJ250KBA THERMALLY
A31AST
PROTECTED
R22
1 PH 60Hz 208/230V LRA 42 SERIAL NO
45
LG Electronics Inc. MADE IN KOREA
5/6
Ref. No. Date Rev. No. Rev. Date
LGACC-040527-125 May. 27. 2004 Rev.0 -
Attachment
PAGE 1. Compressor Drawing
: A-1
2. Wiring Diagram
: A-2
3. Accessory Fitting
: A-3
4. Part Drawings
: A-4 ~ A-8
6/6
A-1
Label position
3D View
LGACC-040527-125 May. 27. 2004 Rev.0 -
mm
SCALE
N/S
LG Electronics Inc. CUSTOMER A/C COMP. DIV.
DES. ENGR. CHF. ENGR. May. 27. 2004 May. 27. 2004 J. T. KIM C. S. JEONG
UNIT
QJ250KBA
COMP. OUT LINE
NOTES 1. PAINTING : BLACK PAINT ( ELECTRO DEPOSITION ) 2. OIL : SUNISO 4GSI OR EQUIVALENT 410cc CHARGED 3. NITROGEN CHARGED AFTER DEHYDRATION
Detail of Suction & Discharge Tube
Ref. No. Date Rev. No. Rev. Date
WIRING DIAGRAM
POWER SUPPLY
◐○
◐○
O.L.P
C HERMETIC TERMINAL
1 3
R
S
2
C (W)
RUNNING CAPACITOR
(U) R
S (V)
Cover Terminal
O.L.P C S
Line
R Running Capacitor
A-2
Compressor
Accessory Fitting
C
S
R
Nut, Hexagon Flange
Washer, Plain Cover
O.L.P Cover Terminal Gasket
C,S,R Mark Embossed on Cover Terminal
A-3
T.I KOREA 6.4±0.2 0.2
0.79±0.03
2
1
3
7.9
±
(7.4)
TERMINAL ADAPTER
57
4
±
VENDER : TEXAS INSTRUMENT KOREA VENDER PART No. : MRA12107 - 12027
SPECIFICATION 0.3
TEMP. : 150
2. CLOSE TEMP. :
29.5
1. OPEN
3. SHORT TIME TRIP :
±
69
± ±
5℃ 11 ℃
±
27.3 Amps., 11 5 sec. at 25℃ ℃
0.3
4. ULTIMATE TRIP CURRENT : 12.5 Amps., at 100℃ ℃
±
16
5. LEAD WIRE COLOR : Black
Φ 24.6±0.2 Φ 26.2±0.3
N S SCALE CHF. ENG. PART Jul. 29. 2003 NAME J. M. KIM Customer LG Electronics Inc. P/NO. A/C COMP. DIV.
mm UNIT DES. ENG. Jul. 29. 2003 S. M. KIM
A-4
OVERLOAD PROTECTOR 6750U-L062A
8. 22
2. 92
A
) (W C
) SV (
5. 13
6 Φ
6. 3 8. 4 1 ' 2 A
4. 43 6. 83
A-5
6. 83 8. 92 5. 52
5. 4 ni M
1. 2
) R U (
5. 33
N/S SCALE CHF. ENGR.
Aug. 07. 1999 Aug. 07. 1999 J. W. KIM H. W. LEE LG Electronics Inc. CUSTOMER A/C COMP. DIV.
UNIT mm DES. ENGR.
( polybutylene terephthalate styrenics )
Lumax GP-5106F1
MATERIAL
5
MARKS(C(W),R(U),S(V))
BLACK
3550U-L004A
COVER, TERMINAL
REMARK COLOR
Section A-A'
.5 1 1
0. 04 04. 2
1. 2
6 1
57.2
Φ46
R (U)
Φ12
S (V)
C (W)
12.6
10
A-6 43.6
30
R3
R 5.4
21.8
15
R3
Oct. 23. 2002 H. W. LEE
Oct. 23. 2002 J. Y. AN
LG Electronics Inc. CUSTOMER A/C COMP Division
CHF. ENGR.
N/S DES. ENGR.
mm
GASKET
4986U-L001H
MARKS(C(W),R(U),S(V)) SILICON
0.35 0
REMARK
SCALE
1.0
MATERIAL
UNIT
(Φ44)
＋
A-7
5.5
8
Φ 12
9.2
NUT,HEXAGON FLANGE
1NFZU-L001A
SCALE N / S CHF. ENGR.
Aug. 16. 1997 Aug. 16. 1997 H. W. LEE H. S. JEONG LG Electronics Inc. CUSTOMER A/C COMP. DIV.
UNIT mm DES. ENGR.
* MATERIAL : STEEL ( ELECTRIC PLATING OF ZINC )
A-8
1
Φ 5.5
Φ 15
Aug. 16. 1997 H. W. LEE
SCALE N / S CHF. ENGR.
LG Electronics Inc. CUSTOMER A/C COMP. DIV.
Aug. 16. 1997 H. S. JEONG
UNIT mm DES. ENGR.
1WPZU-L001A
WASHER, PLAIN COVER
* MATERIAL : POLYAMIDE ( NYLON )
13.8
10
A-9
R 2.75
R 2.75
R 2.75
Φ38
Φ27
Φ20
Φ10.7
Φ10.7
Φ11.2
Φ19
Φ24
Φ25
C2
3 28
Φ36
36
5.5 3.5 5.5 5.5
SCALE N / S CHF. ENGR.
16 / 08 / 97 16 / 08 / 97 H. S. JEONG H. W. LEE LG Electronics Inc. CUSTOMER A/C COMP. DIV.
UNIT mm DES. ENGR.
GROMMET
4022U-L002A
* MATERIAL : NATURAL RUBBER