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REFRIGERANT DESIGN | 59

Refrigerant Piping Design & Layout Best Practices

Refrigerant Piping System Layout

INSTALLATION & LAYOUT BEST PRACTICES

Single Zone Art Cool Premier Outdoor Unit Connections

1. Remove the tubing cover from the unit by loosening the fastening screws.

2. Align the center of the refrigerant pipe and corresponding connection.

3. Place a couple of drops of refrigerant oil on the opening rim of the flare before assembling.

Do not

add any contaminants. Tighten the flare nut initially by hand.

4. Finish tightening the flare nut with a torque wrench until the wrench clicks.

Tubing cover

Figure 22: Pipe Attachment.

Outside Diameter (Inches)

Torque (Lbs.-ft)

1/4

13-18

3/8

24.6-30.4

1/2

39.8-47.7

5/8

45.6-59.3

3/4

71.6-87.5

Table 36: Torque Wrench Tightening.

Outdoor unit

Gas side piping

(Bigger diameter)

Liquid side piping

(Smaller diameter )

Torque wrench

When tightening the flare nut with a torque wrench, ensure the direction

for tightening follows the arrow on the wrench.

Figure 23: LAU090HYV1/LAU120HYV1 Outdoor Unit Connection Cover

Removal.

Figure 24: LAU150HYV2/LAU180HYV2, LAU180HYV1/LSU240HYV1

Outdoor Unit Connection Cover Removal.

Figure 25: LAU090HYV1/LAU120HYV1 Outdoor Unit Piping Connection.

Figure 26: LAU150HYV2/LAU180HYV2, LAU180HYV1/LAU240HYV1

Outdoor Unit Piping Connection.

Torque wrench

Liquid side piping

(Smaller diameter)

Gas side piping

(Bigger diameter)

Outdoor unit

Tubing

Cover

Terminal

Block Cover

Terminal Block

Содержание ART COOL LA150HYV2

Страница 1: ...3 4 1 1 1 4 1 1 2 and 2 Tons Models LA090HYV1 LA120HYV1 LA150HYV2 LA180HYV2 LA180HYV1 LA240HYV1 SINGLE ZONE WALL MOUNTED ART COOL PREMIER ENGINEERING MANUAL ...

Страница 2: ...l as all reports illustrations data information and other materials are the property of LG Electronics U S A Inc and are disclosed by LG Electronics U S A Inc only in confidence This document is for design purposes only A summary list of safety precautions is on page 4 For more technical materials such as submittals catalogs installation owner s and service manuals visit www lghvac com ...

Страница 3: ...ternative to both central HVAC and window mounted air conditioners These inverter heat pump systems are available in a variety of configurations to suit dif ferent cooling and heating situations Installation by a qualified HVAC contractor is safe and easy little to no duct work or sheet metal is required Inverter Systems LG Single Zone Wall Mounted Art Cool Premier air source systems offer the opp...

Страница 4: ...icates an action should not be completed DANGER CAUTION Introduction 5 Architectural Appeal 6 Product Data 7 28 Product Features and Benefits 8 Unit Nomenclature 9 General Data 10 12 Electrical Data 13 Functions Controls Options 14 Outdoor Unit Dimensions 15 16 Outdoor Unit Center of Gravity Corner Weight 17 Indoor Unit Dimensions 18 19 Acoustic Data 20 Refrigerant Flow Diagrams 22 23 Indoor Unit ...

Страница 5: ...INTRODUCTION Architectural Appeal on page 6 ...

Страница 6: ... systems are avail able in a nominal capacities of 3 4 to 2 tons These are best suited for applica tions with zones that require heating or cooling such as residential and small business office buildings Single Zone Wall Mounted Art Cool Premier out door and indoor units are available in 208 230V 60Hz 1Ph Adaptable and Flexible Single zone wall mounted split systems allow cooling or heating for th...

Страница 7: ...e 13 Functions Controls Options on page 14 Outdoor Unit Dimensions on page 15 Outdoor Unit Center of Gravity Corner Weight on page 17 Indoor Unit Dimensions on page 18 Acoustic Data on page 20 Refrigerant Flow Diagrams on page 22 Indoor Unit Wiring Diagram on page 24 Outdoor Unit Wiring Diagram on page 26 Accessories on page 28 ...

Страница 8: ...door unit Precise refrigerant volume delivery translates into long periods with coil surface temperatures below dew point and minimizes compressor and fan component run time which may lead to lower utility us age Simplified Installation Cooling and heating applications that use single zone systems simplify and reduce the mechanical and control system design time The designer no longer has to be co...

Страница 9: ...ed LG is a registered trademark of LG Corp UNIT NOMENCLATURE Single Zone Wall Mount Indoor and Outdoor Units LA N 150 HYV 2 Type N Indoor Wall Mount Unit U Outdoor Heat Pump Unit Family LA Art Cool Premier Generation or Revision 1 First 2 Second Nominal Capacity Nominal cooling capacity in Btu h 090 9 000 120 12 000 150 15 000 180 18 000 240 24 000 Indoor Outdoor Product HYV Art Cool Premier ...

Страница 10: ...stered trademark of LG Corp GENERAL DATA Art Cool Premier Pairing Table The following table shows the available outdoor and indoor units along with the factory provided controller Table 1 Single Zone Wall Mounted Art Cool Premier Pairing Table Outdoor Unit Model Indoor Unit Model Controller LAU090HYV1 LAU120HYV1 LAN090HYV1 LAN120HYV1 AKB73835320 LAU150HYV2 LAU180HYV2 LAN150HYV2 LAN180HYV2 AKB74955...

Страница 11: ...Qty Twin Rotary 1 Twin Rotary 1 Twin Rotary 1 Twin Rotary 1 Fan IDU Type Qty Cross Flow 1 ODU Type Qty Propeller 1 Motor Drive Brushless Digitally Controlled Direct Airflow Rate IDU Max H M L CFM 547 494 417 283 547 494 417 283 742 565 423 7 318 777 565 424 318 ODU Max CFM 1 165 1 165 2 119 2 119 Piping Liquid Line in OD 1 4 1 4 3 8 3 8 Vapor Line in OD 3 8 3 8 5 8 5 8 Condensation Line OD ID 27 3...

Страница 12: ...w 1 ODU Type Qty Propeller 1 Motor Drive Brushless Digitally Controlled Direct Airflow Rate IDU Max H M L CFM 742 565 424 318 777 565 424 318 ODU Max CFM 2 119 2 119 Piping Liquid Line in OD 3 8 3 8 Vapor Line in OD 5 8 5 8 Condensation Line OD ID 27 32 5 8 27 32 5 8 Additional Refrigerant Charge oz ft 0 38 0 38 Pipe Length6 Minimum Maximum ft 9 8 98 4 9 8 98 4 Piping Length6 no add l refrigerant ...

Страница 13: ...11 2 15 LA120HYV1 1 1 8 3 8 3 1 0 40 0 40 11 2 15 LA150HYV2 1 1 4 1 14 5 14 5 1 0 50 0 3 19 0 25 LA180HYV2 1 1 2 1 14 5 14 5 1 0 50 0 3 19 0 25 LA180HYV1 1 1 2 1 14 5 14 5 1 0 50 0 30 19 0 25 LA240HYV1 2 1 14 5 14 5 1 0 50 0 30 19 0 25 Table 4 Single Zone Wall Mounted Art Cool Premier System Electrical Data Table Voltage tolerance is 10 Maximum allowable voltage unbalance is 2 MCA Minimum Circuit ...

Страница 14: ...X X X X X High ceiling X X X X X X Defrost Low ambient Hot start Self diagnostics Outdoor Unit Drain Pan Heater Soft dry dehumidification Auto changeover Auto clean coil dry Auto restart Child lock applicable with wired controller o o o o o o Forced operation Sleep mode Timer 24hr on off Weekly timer applicable with wired controller o o o o o o Two thermistor control applicable with wired controll...

Страница 15: ... rights reserved LG is a registered trademark of LG Corp LAU090HYV1 LAU120HYV1 OUTDOOR UNIT DIMENSIONS Unit Inch 4 3 16 22 13 13 15 16 1 10 1 2 5 8 21 1 2 4 15 16 6 7 16 5 1 8 1 1 4 12 1 16 9 5 16 30 5 16 10 15 16 Ø17 3 8 2 3 4 1 2 11 5 16 13 16 2 5 25 2 1 8 Air Discharge Grille Liquid Piping Connection Port Vapor Piping Connection Port Control Box Drain Hole 8 Ø13 16 Sump Heater ...

Страница 16: ... NJ All rights reserved LG is a registered trademark of LG Corp LAU150HYV2 LAU180HYV2 LAU180HYV1 LAU240HYV1 OUTDOOR UNIT DIMENSIONS Unit Inch 13 7 16 14 3 16 6 1 2 21 1 2 2 3 4 Drain Hole 4 Ø13 16 Sheath Heater 12 5 8 34 1 4 13 1 8 15 16 5 7 8 9 16 3 3 16 21 1 2 20 7 8 31 1 2 7 11 16 4 1 4 6 13 16 7 8 15 1 8 1 13 16 25 14 6 15 16 Vapor Piping Connection Port Control Box Liquid Piping Connection Po...

Страница 17: ...b Center of Gravity inch Leg inch Corner Weight lb Shipping Net a b c d e A B C D LAU090HYV1 LAU120HYV1 81 8 76 9 19 31 32 9 11 32 5 21 32 22 12 31 32 10 0 11 7 27 7 27 6 LAU150HYV2 LAU180HYV2 130 1 121 3 21 3 32 13 25 32 6 23 32 21 1 2 13 13 32 20 6 18 3 38 8 43 6 LAU180HYV1 LAU240HYV1 130 1 121 3 21 3 32 13 25 32 6 23 32 21 1 2 13 13 32 20 6 18 3 38 8 43 6 Table 6 Center of Gravity and Corner We...

Страница 18: ...LG is a registered trademark of LG Corp INDOOR UNIT DIMENSIONS LAN090HYV1 LAN120HYV1 Right rear piping Left rear piping Place a level on raised tab Unit Outline 11 5 8 17 17 5 16 4 13 16 6 15 16 6 11 16 8 9 16 Unit Inch 2 3 16 2 1 1 8 34 7 16 11 5 8 9 1 4 2 2 3 16 2 1 7 8 1 Ø2 9 16 Ø2 9 16 Knockout Hole Air Inlet Grille Front Panel Display and Signal Receiver Installation Plate 1 1 16 2 7 16 1 7 1...

Страница 19: ...OR UNIT DIMENSIONS LAN150HYV2 LAN180HYV2 LAN180HYV1 LAN240HYV1 Left rear piping Unit Outline 21 11 16 21 5 16 Unit Inch 42 15 16 9 13 16 13 2 1 16 2 9 16 1 7 8 2 3 8 1 7 16 1 5 16 13 Ø2 9 16 3 15 16 7 3 16 Ø2 9 16 2 3 4 7 11 16 Air Inlet Grille Front Panel Display and Signal Receiver Knockout Hole Installation Plate 2 3 8 Right rear piping Place a level on raised tab 1 1 8 1 1 16 2 7 16 1 7 16 1 4...

Страница 20: ...m in which the unit was installed OUTDOOR UNIT ACOUSTIC DATA Octave Band Center Frequency Hz Octave Band Sound ressure Level 0dB 20μPa 10 20 30 40 50 60 70 80 63 125 250 500 1000 2000 4000 8000 NC 15 NC 20 NC 25 NC 30 NC 35 NC 40 NC 45 NC 50 NC 55 NC 60 NC 65 Approximate Hearing Threshold Octave Band Sound Pressure Level dB re 20µPa Octave Band Center Frequency Hz 10 20 30 40 50 60 70 80 63 125 25...

Страница 21: ...ion acoustic absorp tion coefficient of a particular room in which the unit was installed Octave Band Sound Pressure Level 0dB 20μPa Octave Band Center Frequency Hz 10 20 30 40 50 60 70 80 63 125 250 500 1000 2000 4000 8000 NC 15 NC 20 NC 25 NC 30 NC 35 NC 40 NC 45 NC 50 NC 55 NC 60 NC 65 Approximate Hearing Threshold Octave Band Sound Pressure Level dB re 20µPa Octave Band Center Frequency Hz 10 ...

Страница 22: ...hermistor CN TH3 Indoor TH4 Outdoor air temperature thermistor CN TH1 Outdoor TH5 Condensing temperature thermistor TH6 Discharge pipe temperature thermistor CN TH2 Outdoor FIELD PIPING Ø1 4 Copper Tubing FI ELD PIPING Ø3 8 Copper Tubing M M Heat Exchanger Evaporator He at Exchanger Condenser Compressor Accumulator 2 Way Valve Reversing Valve Indoor Unit Outdoor Unit Cooling Heating EEV TH1 TH3 TH...

Страница 23: ...r CN TH3 Indoor TH4 Outdoor air temperature thermistor CN TH1 Outdoor TH5 Condensing temperature thermistor TH6 Discharge pipe temperature thermistor CN TH2 Outdoor FIELD PIPING Ø3 8 Copper Tubing FIELD PIPING Ø5 8 Copper Tubing M M Heat Exchanger Evaporator Heat Exchanger Condenser Compressor Accumulator 2 Way Valve Reversing Valve Indoor Unit Outdoor Unit Cooling Heating EEV TH1 TH3 TH2 TH4 Th 6...

Страница 24: ...gineering Manual Due to our policy of continuous product innovation some specifications may change without notification LG Electronics U S A Inc Englewood Cliffs NJ All rights reserved LG is a registered trademark of LG Corp WIRING DIAGRAM LAN090HYV1 LAN120HYV1 ...

Страница 25: ...of continuous product innovation some specifications may change without notification LG Electronics U S A Inc Englewood Cliffs NJ All rights reserved LG is a registered trademark of LG Corp WIRING DIAGRAM LAN150HYV2 LAN180HYV2 LAN180HYV1 LAN240HYV1 ...

Страница 26: ...gineering Manual Due to our policy of continuous product innovation some specifications may change without notification LG Electronics U S A Inc Englewood Cliffs NJ All rights reserved LG is a registered trademark of LG Corp WIRING DIAGRAM LAU090HYV1 LAU120HYV1 ...

Страница 27: ...of continuous product innovation some specifications may change without notification LG Electronics U S A Inc Englewood Cliffs NJ All rights reserved LG is a registered trademark of LG Corp WIRING DIAGRAM LAU150HYV2 LAU180HYV2 LAU180HYV1 LAU240HYV1 ...

Страница 28: ...an accessory cable with out the need for a separate interface device The main screen for LGMV shall allow user to view the following real time data on one screen Additional screens can be accessed by tabs on the main screen 1 Cycleview Graphic of internal components including 2 Setting Converts metric values to imperial values 3 Making Data Recording of real time data to a separate file created to...

Страница 29: ...PERFORMANCE DATA Cooling Capacity on page 30 Heating Capacity on page 33 Maximum Heating Capacity on page 36 Air Flow and Temperature Distributions Graphs on page 39 ...

Страница 30: ...or indoor fan motor and outdoor fan motor 1 All capacities are net evaporator fan motor heat is deducted 2 Cooling range with the Low Ambient Baffle Kit sold separately is 0 F to 122 F 3 Grey shading indicates reference data When operating the unit at this temperature these values can be different by discontinuous operation 4 Direct interpolation is permissible Do not extrapolate Nominal capacity ...

Страница 31: ...29 9 41 1 02 12 10 10 07 1 05 12 91 10 74 1 08 13 92 11 57 1 12 14 53 12 06 1 15 15 80 13 15 1 20 16 64 13 87 1 23 110 10 98 9 15 1 03 11 81 9 84 1 06 12 64 10 53 1 10 13 68 11 40 1 14 14 30 11 92 1 16 15 52 12 93 1 21 16 33 13 61 1 25 115 10 59 8 82 1 04 11 39 9 49 1 08 12 19 10 17 1 11 13 20 11 01 1 15 13 80 11 51 1 18 14 99 12 50 1 23 15 78 13 15 1 26 118 10 35 8 63 1 05 11 14 9 29 1 08 11 93 9...

Страница 32: ...1 29 17 20 13 65 1 34 17 92 14 21 1 37 19 51 15 55 1 43 20 57 16 44 1 47 105 13 70 10 95 1 23 14 68 11 72 1 27 15 66 12 49 1 31 16 89 13 45 1 36 17 63 14 03 1 39 19 17 15 29 1 45 20 19 16 14 1 49 110 13 32 10 64 1 25 14 33 11 45 1 29 15 33 12 25 1 33 16 59 13 26 1 38 17 35 13 86 1 41 18 83 15 04 1 47 19 81 15 83 1 51 115 12 84 10 26 1 26 13 82 11 04 1 30 14 79 11 83 1 35 16 01 12 81 1 40 16 74 13 ...

Страница 33: ...B F DB F WB 60 64 68 70 72 75 86 TC PI TC PI TC PI TC PI TC PI TC PI TC PI 12 13 5 54 0 46 5 38 0 46 5 32 0 46 5 27 0 45 5 23 0 45 5 11 0 45 5 0 45 3 4 6 12 0 5 5 94 0 5 5 88 0 5 5 82 0 49 5 77 0 49 5 66 0 49 5 52 0 49 0 1 6 66 0 55 6 46 0 54 6 4 0 54 6 33 0 54 6 28 0 54 6 16 0 53 6 01 0 53 1 0 6 96 0 58 6 74 0 57 6 68 0 57 6 61 0 56 6 56 0 56 6 43 0 56 6 28 0 56 6 5 7 05 0 57 6 84 0 57 6 77 0 57 ...

Страница 34: ...e F DB F WB F DB F WB 60 64 68 70 72 75 86 TC PI TC PI TC PI TC PI TC PI TC PI TC PI 12 13 10 16 1 09 9 86 1 10 9 75 1 10 9 66 1 07 9 58 1 07 9 37 1 08 9 16 1 08 3 4 11 22 1 19 10 88 1 18 10 77 1 18 10 67 1 17 10 58 1 17 10 37 1 16 10 12 1 16 0 1 12 22 1 31 11 85 1 30 11 73 1 30 11 61 1 29 11 52 1 29 11 29 1 27 11 02 1 27 1 0 12 37 1 32 12 00 1 31 11 88 1 31 11 76 1 30 11 67 1 30 11 43 1 28 11 16 ...

Страница 35: ...utdoor Air Temp Indoor Air Temperature F DB F WB F DB F WB 60 64 68 70 72 75 86 TC PI TC PI TC PI TC PI TC PI TC PI TC PI 12 13 12 47 1 34 12 10 1 35 11 97 1 35 11 86 1 31 11 76 1 31 11 50 1 33 11 25 1 33 3 4 13 77 1 46 13 36 1 45 13 22 1 45 13 09 1 43 12 99 1 43 12 73 1 42 12 43 1 42 0 1 14 99 1 61 14 54 1 59 14 39 1 59 14 25 1 58 14 14 1 58 13 86 1 56 13 53 1 56 1 0 15 18 1 62 14 72 1 61 14 57 1...

Страница 36: ...emperature F DB F WB F DB F WB 60 64 68 70 72 75 86 TC PI TC PI TC PI TC PI TC PI TC PI TC PI 12 13 9 42 1 28 9 47 1 29 9 50 1 30 9 52 1 31 9 42 1 31 9 18 1 31 8 46 1 32 3 4 11 87 1 34 11 81 1 34 11 75 1 34 11 72 1 34 11 64 1 36 11 45 1 39 10 91 1 48 0 1 12 54 1 35 12 45 1 36 12 37 1 37 12 32 1 37 12 23 1 39 12 03 1 42 11 41 1 51 1 0 12 82 1 35 12 72 1 37 12 63 1 38 12 58 1 39 12 48 1 40 12 25 1 4...

Страница 37: ... F WB F DB F WB 60 64 68 70 72 75 86 TC PI TC PI TC PI TC PI TC PI TC PI TC PI 12 13 18 97 2 65 19 03 2 67 19 09 2 69 19 12 2 70 18 90 2 70 18 61 2 70 17 54 2 72 3 4 22 05 2 76 21 96 2 77 21 87 2 78 21 82 2 78 21 67 2 81 21 45 2 85 20 67 3 01 0 1 23 01 2 79 22 88 2 81 22 75 2 82 22 69 2 83 22 52 2 86 22 28 2 91 21 39 3 07 1 0 23 40 2 81 23 26 2 83 23 12 2 85 23 06 2 86 22 86 2 88 22 60 2 91 21 63 ...

Страница 38: ...09 30 25 1 98 27 33 1 82 18 57 1 20 Outdoor Air Temp Indoor Air Temperature F DB F WB F DB F WB 60 64 68 70 72 75 86 TC PI TC PI TC PI TC PI TC PI TC PI TC PI 12 13 16 55 2 74 16 62 2 77 16 69 2 79 17 25 2 77 16 53 2 81 16 11 2 81 14 85 2 83 3 4 20 85 2 87 20 73 2 87 20 63 2 88 20 58 2 88 20 43 2 92 20 11 2 97 19 16 3 17 0 1 22 03 2 90 21 86 2 92 21 72 2 94 21 64 2 95 21 48 2 98 21 12 3 04 20 04 3...

Страница 39: ...13 1 19 7 26 2 0 3 1 0 5 1 6 5 16 4 1 3 3 30 86 28 82 26 79 24 75 16 61 Air Velocity m s ft s 0 10 2 4 6 8 m m 1 0 1 2 3 4 3 2 4 5 5 Air Velocity m s ft s 0 10 2 4 6 8 m 1 0 1 2 3 4 3 2 4 5 5 0 32 8 6 6 13 1 19 7 26 2 0 32 8 6 6 13 1 19 7 26 2 ft m ft ft 3 3 0 3 3 6 6 9 8 13 1 9 8 6 6 13 1 16 4 16 4 3 3 3 3 6 6 9 8 13 1 9 8 6 6 13 1 16 4 16 4 ft 0 0 3 1 0 3 1 0 3 1 0 5 1 6 0 5 1 6 0 5 1 6 1 3 3 1 ...

Страница 40: ... 1 19 7 26 2 1 0 0 10 2 2 4 6 8 m m f t 3 3 0 6 6 ft 3 3 0 6 6 ft 0 32 8 6 6 13 1 19 7 26 2 6 19 7 0 3 1 0 3 1 0 3 1 0 5 1 6 0 5 1 6 0 5 1 6 1 3 3 1 3 3 1 3 3 2 6 6 2 6 6 2 6 6 Air Velocity m s ft s 0 10 2 4 6 8 m m 1 0 1 2 3 4 3 2 4 5 5 Air Velocity m s ft s 0 10 2 4 6 8 m 1 0 1 2 3 4 3 2 4 5 5 0 32 8 6 6 13 1 19 7 26 2 0 32 8 6 6 13 1 19 7 26 2 ft m ft ft 3 3 0 3 3 6 6 9 8 13 1 9 8 6 6 13 1 16 4...

Страница 41: ... 5 1 6 5 16 4 1 3 3 30 86 28 82 26 79 24 75 16 61 0 10 2 4 6 8 m m 1 0 1 2 3 4 3 2 4 5 5 0 10 2 4 6 8 m 1 0 1 2 3 4 3 2 4 5 5 0 32 8 6 6 13 1 19 7 26 2 0 32 8 6 6 13 1 19 7 26 2 ft m ft ft 3 3 0 3 3 6 6 9 8 13 1 9 8 6 6 13 1 16 4 16 4 3 3 3 3 6 6 9 8 13 1 9 8 6 6 13 1 16 4 16 4 ft 0 0 3 1 0 3 1 0 3 1 0 5 1 6 0 5 1 6 0 5 1 6 1 3 3 1 3 3 1 3 3 2 6 6 2 6 6 2 6 6 Air Velocity m s ft s Air Velocity m s...

Страница 42: ...2 2 4 6 8 m m f t 3 3 0 6 6 ft 3 3 0 6 6 ft 0 32 8 6 6 13 1 19 7 26 2 6 19 7 0 3 1 0 3 1 0 3 1 0 5 1 6 0 5 1 6 0 5 1 6 1 3 3 1 3 3 1 3 3 2 6 6 2 6 6 2 6 6 0 10 2 4 6 8 m m 1 0 1 2 3 4 3 2 4 5 5 0 10 2 4 6 8 m 1 0 1 2 3 4 3 2 4 5 5 0 32 8 6 6 13 1 19 7 26 2 0 32 8 6 6 13 1 19 7 26 2 ft m ft ft 3 3 0 3 3 6 6 9 8 13 1 9 8 6 6 13 1 16 4 16 4 3 3 3 3 6 6 9 8 13 1 9 8 6 6 13 1 16 4 16 4 ft 0 Air Velocit...

Страница 43: ... t 3 3 0 6 6 ft 3 3 0 6 6 ft 0 32 8 6 6 13 1 19 7 26 2 6 5 21 3 0 3 1 0 5 1 6 1 3 3 1 3 3 1 3 3 2 6 6 0 3 1 0 3 1 0 5 1 6 0 5 1 6 2 6 6 2 6 6 0 10 2 4 6 8 m m 1 0 1 2 3 4 3 2 4 5 5 0 10 2 4 6 8 m 1 0 1 2 3 4 3 2 4 5 5 0 32 8 6 6 13 1 19 7 26 2 0 32 8 6 6 13 1 19 7 26 2 ft m ft ft 3 3 0 3 3 6 6 9 8 13 1 9 8 6 6 13 1 16 4 16 4 3 3 3 3 6 6 9 8 13 1 9 8 6 6 13 1 16 4 16 4 ft 0 Air Velocity m s ft s Si...

Страница 44: ... 2 1 0 0 10 2 2 4 6 8 m m f t 3 3 0 6 6 ft 3 3 0 6 6 ft 0 32 8 6 6 13 1 19 7 26 2 6 5 21 3 0 3 1 0 5 1 6 1 3 3 2 6 6 0 5 1 6 0 5 1 6 1 3 3 1 3 3 0 3 1 0 3 1 2 6 6 2 6 6 0 10 2 4 6 8 m m 1 0 1 2 3 4 3 2 4 5 5 0 10 2 4 6 8 m 1 0 1 2 3 4 3 2 4 5 5 0 32 8 6 6 13 1 19 7 26 2 0 32 8 6 6 13 1 19 7 26 2 ft m ft ft 3 3 0 3 3 6 6 9 8 13 1 9 8 6 6 13 1 16 4 16 4 3 3 3 3 6 6 9 8 13 1 9 8 6 6 13 1 16 4 16 4 ft...

Страница 45: ...3 3 0 6 6 ft 3 3 0 6 6 ft 0 32 8 6 6 13 1 19 7 26 2 6 5 21 3 0 3 1 0 5 1 6 1 3 3 2 6 6 2 6 6 2 6 6 1 3 3 1 3 3 0 5 1 6 0 5 1 6 0 3 1 0 3 1 0 10 2 4 6 8 m m 1 0 1 2 3 4 3 2 4 5 5 0 10 2 4 6 8 m 1 0 1 2 3 4 3 2 4 5 5 0 32 8 6 6 13 1 19 7 26 2 0 32 8 6 6 13 1 19 7 26 2 ft m ft ft 3 3 0 3 3 6 6 9 8 13 1 9 8 6 6 13 1 16 4 16 4 3 3 3 3 6 6 9 8 13 1 9 8 6 6 13 1 16 4 16 4 ft 0 Side View Discharge Angle 6...

Страница 46: ...26 2 1 0 0 10 2 2 4 6 8 m m f t 3 3 0 6 6 ft 3 3 0 6 6 ft 0 32 8 6 6 13 1 19 7 26 2 0 10 2 4 6 8 m m 1 0 1 2 3 4 3 2 4 5 5 0 10 2 4 6 8 m 1 0 1 2 3 4 3 2 4 5 5 0 32 8 6 6 13 1 19 7 26 2 0 32 8 6 6 13 1 19 7 26 2 ft m ft ft 3 3 0 3 3 6 6 9 8 13 1 9 8 6 6 13 1 16 4 16 4 3 3 3 3 6 6 9 8 13 1 9 8 6 6 13 1 16 4 16 4 ft 0 0 3 1 0 3 1 0 5 1 6 0 5 1 6 1 3 3 1 3 3 2 6 6 2 6 6 0 3 1 0 5 1 6 1 3 3 2 6 6 Air ...

Страница 47: ... Equipment Selection Procedure on page 48 Building Ventilation Design Guide on page 49 Placement Considerations on page 51 APPLICATION GUIDELINES ...

Страница 48: ...s as shown in the table below Multiply the correction factors by the cooling or heating capacity obtained from the capacity tables using design conditions The resultant is the NET cooling or heating capacity Table 27 Single Zone Wall Mounted Art Cool Premier Cooling Heating Coefficient Factors Model Main Piping Length Indoor Unit Outdoor Unit Feet 24 6 32 8 49 2 65 6 82 98 4 114 8 131 2 147 6 164 ...

Страница 49: ...method in all installations Ceiling Diffuser Outdoor Air Unit ERV Outdoor Air Wall Mount Inverter Intake Grill Figure 8 Decoupled Dedicated Outdoor System Diagram Methodology illustrations are for examples only and do not depict actual indoor units for the specific outdoor unit pairing These are generic illus trations to show ventilation design only Building Ventilation Design Guide ASHRAE 62 1 an...

Страница 50: ...o remove air from the building and outdoor air is drawn into occupied spaces through a wall louver or gravity roof intake hood Supply fans can also be used to push the outdoor air into the space and building positive pressure will vent the exhaust air through louvers or roof mounted exhaust hoods Outdoor air is neither cooled nor heated before entering the building Advantages Outdoor air may be ma...

Страница 51: ... fans are not buried by direct heavy snowfall If snow piles up and blocks the airflow the system may malfunction 3 Remove any snow that has accumulated by 4 inches or more on the top of the outdoor unit 4 Place the outdoor unit on a raised platform at least 20 inches higher than the average annual snowfall for the area In environments where there is a possibility of heavy snow the frame height mus...

Страница 52: ... experience snow build up place the unit on a raised platform to ensure condenser airflow The raised support platform must be high enough to allow the unit to remain above possible snow drifts Mount the unit on a field provided snow stand at a minimum height that is equal to the average annual snowfall plus 20 inches Design the mounting base to prevent snow accumulation on the platform in front or...

Страница 53: ...ht in relation to the unit This clearance ensures that heat radiation from the condenser is not restricted around the unit Adhere to all clearance requirements if installing the unit on a roof Be sure to level the unit and ensure that the unit is adequately anchored Consult local codes for rooftop mounting requirements In order to have successful service access to the outdoor unit see Figure 13 fo...

Страница 54: ...gerant Piping Design on page 55 Selecting Field Supplied Copper Tubing on page 56 Refrigerant Piping System Layout on page 57 Electrical Connections on page 61 REFRIGERANT PIPING DESIGN LAYOUT BEST PRACTICES ...

Страница 55: ... 98 4 feet 98 4 feet Shortest total equivalent piping length 6 6 feet 6 6 feet 9 8 feet 9 8 feet 9 8 feet 9 8 feet Distance between fittings and indoor units or outdoor units 20 inches 20 inches 20 inches 20 inches 20 inches 20 inches No Additional Refrigerant 41 feet 41 feet 24 6 feet 24 6 feet 24 6 feet 24 6 feet Elevation All Elevation Limitations are Measured in Actual Feet If outdoor unit is ...

Страница 56: ... 3 Calculate the equivalent pipe length of each pipe segment Using Elbows Field supplied elbows are allowed as long as they are long radius and designed for use with R410A refrigerant The designer should be cautious with the quantity and size of fittings used and must account for the additional pressure losses in equivalent pipe length calculation The equivalent pipe length of each elbow must be a...

Страница 57: ...rant piping system is free of traps sagging pipes sight glasses filter dryers etc Pipe Supports A properly installed pipe system should be adequately supported to avoid pipe sagging Sagging pipes become oil traps that lead to equip ment malfunction Pipe supports should never touch the pipe wall supports shall be installed outside around the primary pipe insulation jacket Insulate the pipe first be...

Страница 58: ...on Refrigerant pipe installed inside underground casing must be continuous without any joints Underground refriger ant pipe must be located at a level below the frost line Figure 21 Typical Arrangement of Refrigerant Pipe and Cable s in a Utility Conduit Table 34 Utility Conduit Sizes Inches 1 OD pipe diameter in inches Values in parenthesis indicate OD of pipe with insulation jacket 2 Diameter of...

Страница 59: ...sh tightening the flare nut with a torque wrench until the wrench clicks Tubing cover Figure 22 Pipe Attachment Outside Diameter Inches Torque Lbs ft 1 4 13 18 3 8 24 6 30 4 1 2 39 8 47 7 5 8 45 6 59 3 3 4 71 6 87 5 Table 36 Torque Wrench Tightening Outdoor unit Gas side piping Bigger diameter Liquid side piping Smaller diameter Torque wrench When tightening the flare nut with a torque wrench ensu...

Страница 60: ...separately Insulation shall be a minimum 1 2 thick and thickness may need to be increased based on ambient conditions and local codes All insulation joints shall be glued with no air gaps Insulation material must fit snugly against the refrigeration pipe with no air space between it and the pipe Insulation passing through pipe hangers inside conduit and or sleeves must not be compressed Protect in...

Страница 61: ...cause unit malfunction the wires to burnout or the terminal to overheat and catch fire There is a risk of equipment malfunction or property damage Use outdoor and waterproof connection cable rated up to 300V for the connection between the indoor and outdoor unit to avoid dam age to the unit Comply with local codes while running wire from the indoor unit to the outdoor unit Do not allow wire to tou...

Страница 62: ... Mechanical Specifications on page 63 Acronyms on page 64 TECHNICAL DATA ...

Страница 63: ...ck valves oil separator accu mulator four way reversing valve electronic controlled expansion valve EEV high and low side charging ports service valves and interconnecting piping Refrigeration Oil Control Heat Pump outdoor units have a centrifugal oil separator and controls to ensure suf ficient oil supply is maintained and that oil does not travel with the refrigerant Compressors The outdoor unit...

Страница 64: ...r MOP Maximum Overcurrent Protection BUS Binary Unit System MSC Maximum Starting Current CFM Cubic Feet per Minute NC Noise Criterion regarding Sound Pressure Levels COP Coefficient Of Performance NEC National Electrical Code CR Combination Ratio ODU Outdoor Unit DB Dry Bulb PCB Printed Circuit Board dB A Decibels with A frequency weighting PCM Pre Coated Metal DDOAS Decoupled Dedicated Outdoor Ai...

Страница 65: ...a 30022 www lg dfs com EM_SZ_ArtCoolPremier_ALL_01_17 Supersedes EM_SZ_ArtCoolPremier_ALL_12_16 EM SZ ArtCoolPremier ALL12 15 EM SZ ArtCoolPremier ALL 3 15 20001747 ISO 9001 2008 LG ELECTRONICS INC LG Electronics Commercial Products Support 1 888 865 3026 USA Follow the prompts for commercial A C products ...

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