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Product Data

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LUU420HHV, LUU480HHV Outdoor Units

REFRIGERANT FLOW DIAGRAMS

Figure 23: LUU420HHV, LUU480HHV Refrigerant Flow Diagram.

M 

S

 

Description

PCB Connector

Discharge Pipe Temperature Thermistor

CN_DISCHARGE_BK

Suction Pipe Temperature Thermistor

CN_SUCTION_GR

Condenser Outlet Pipe Temperature Thermistor

CN_C_PIPE_VI

Air Temperature Thermistor

CN_AIR_YL

Condenser Middle Pipe Temperature Thermistor

CN_MID_BR

Vapor Injection Inlet Temperature Thermistor

CN_VI_IN_WH

Vapor Injection Outlet Temperature Thermistor

CN_VI_OUT_BL

Pressure Sensor

CN_H_PRESS_RD

Table 23: LUU420HHV, LUU480HHV Four-Way Ceiling Cassette Outdoor Unit Thermistor Details.

Содержание LC188HHV4

Страница 1: ...ETTE SYSTEM ENGINEERING MANUAL Single Zone Four Way Ceiling Cassette Heat Pump Systems 1 5 to 4 Tons LC188HHV4 18 000 Btu h LC369HHV 36 000 Btu h LC429HHV 42 000 Btu h LC489HHV 48 000 Btu h LC249HHV 24 000 Btu h SINGLE ZONE ...

Страница 2: ...llustrations 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 3 For more technical materials such as submittals catalogs installation best practices building ventilation owner s and service manuals visit www lghv...

Страница 3: ...e accidents only This symbol indicates an action that should not be performed Unit Nomenclature 4 LG Air Conditioner Technical Solution LATS 5 6 LGRED Four Way Ceiling Cassette Product Data 7 41 0HFKDQLFDO 6SHFL FDWLRQV 8 9 General Data 10 12 Electrical Data 13 Functions Controls and Options 14 Outdoor Unit Dimensions 15 16 Outdoor Unit Center of Gravity Corner Weights 17 Indoor Unit Dimensions 18...

Страница 4: ...er EV Mega XV Mega 115V V Standard Inverter T Thermostat Compatible LV Extended Piping Nominal Capacity Nominal cooling capacity in Btu h Frame Type A Art Cool S Standard C Four Way Ceiling Cassette D Ceiling Concealed Duct Low Static H Ceiling Concealed Duct High Static V Vertical Horizontal Air Handling L LG 18 188 189 18 000 24 248 249 24 000 30 30 000 36 368 369 36 000 42 428 429 42 000 48 489...

Страница 5: ...e and Energy Recovery Ventilator ERV systems directly into CAD drawings LATS Revit integrates the LG LATS program with Revit software It permits engineers to layout and validate Multi V VRF systems directly into Revit drawings AutoCAD and Revit are both registered marks of Autodesk Inc Features All LG product design criteria have been loaded into the program making LATS simple to use double click ...

Страница 6: ...nally intended Structural elements prevent routing the piping as planned Air conditioning system conflicts with other building systems plumbing gas lines etc The contractor must mark any deviation from the design on the Shop Drawing including as built straight lines and elbows This Mark Up drawing must be returned to the design engineer or Rep who must input contractor changes into the LATS file C...

Страница 7: ...n page 14 Outdoor Unit Dimensions on page 15 Outdoor Unit Center of Gravity Corner Weights on page 17 Indoor Unit Dimensions on page 18 Acoustic Data on page 21 Refrigerant Flow Diagrams on page 25 Wiring Diagrams on page 30 Electrical Connections on page 35 Air Velocity and Temperature Distribution on page 38 Accessories on page 40 ...

Страница 8: ...omponents and legs to secure the unit during installation Indoor Unit The indoor unit case is constructed of a galvanized steel plate designed to recess in the ceiling and has a surface mounted concentric grille on the bottom of the unit Unit has four supply air outlets and one return air inlet The supply air outlet has four directional slot diffusers each equipped with an independent oscillating ...

Страница 9: ...th permanently lubricated and sealed ball bearings The fan motor assembly is mounted on vibration attenuating rubber grommets Fan speed is controlled using a microprocessor based direct digital control algorithm that provides pre programmed field selectable fixed or auto fan speeds in the Heating and Cooling modes The indoor fan has Low Med High Power Cool and Auto settings for Cooling mode and ha...

Страница 10: ... OO ULJKWV UHVHUYHG LV D UHJLVWHUHG WUDGHPDUN RI RUS Outdoor Unit Model Indoor Unit Model Controller LUU180HHV LCN188HV4 PQWRHQ0FDB LUU240HHV LCN249HV AKB75735404 LUU360HHV LUU420HHV LUU480HHV LCN369HV LCN429HV LCN489HV AKB75735404 The following table shows the available outdoor and indoor unit along with the factory provided controller Table 1 Four Way Ceiling Cassette System Pairing Table GENERA...

Страница 11: ...494 460 424 388 Outdoor Unit CFM 2 048 Piping Liquid in Connection Size 1 4 Flare Pipe Size 3 8 Flare Vapor in Connection Size 1 2 Flare Pipe Size 5 8 Flare Condensate Drain O D I D in 1 1 4 1 Additional Refrigerant Charge oz ft 0 43 Minimum Maximum Pipe Length ft 16 4 164 Piping Length6 no additional refrigerant ft 24 9 Maximum Elevation Difference ft 98 4 Table 2 Single Zone LGRED Four Way 2 x 2...

Страница 12: ...u h 9 600 24 000 30 000 14 400 36 000 46 000 16 800 42 000 49 000 19 200 48 000 53 000 Cooling Power Input1 kW 0 48 1 905 3 00 0 72 2 858 5 410 0 93 3 28 5 50 1 09 3 84 5 82 Heating Capacity Min Rated Max Btu h 10 800 27 000 33 000 16 000 40 000 46 000 18 000 48 000 57 600 19 000 52 000 61 000 Heating Power Input1 kW 0 57 2 25 3 80 0 80 3 20 4 70 1 17 3 405 5 80 1 40 3 85 6 20 COP 47 F 3 51 3 66 4...

Страница 13: ... Four Way Ceiling Cassettes 1 1 2 LC188HHV4 60 208 230 187 253 22 30 1 14 5 14 5 23 460 x 1 1 6 x 1 170 0 6 3 x 3 Four Way Ceiling Cassettes 2 LC249HHV 60 208 230 187 253 22 30 1 14 5 14 5 23 460 x 1 1 6 x 1 170 0 6 3 LC369HHV 32 40 22 22 33 280 x 2 1 6 x 2 230 1 0 3 1 2 LC429HHV 260 1 3 4 LC489HHV Voltage tolerance is 10 Maximum allowable voltage unbalance is 2 MCA Minimum Circuit Ampacity Maximu...

Страница 14: ...ntrol2 Low Ambient Operation Overheating Protection X ODU Silent Mode Night Low Noise Operation Smart Diagnosis Indoor Unit Display Type X One LED One LED One LED Indoor Unit Display Light X On Off On Off On Off Ener Sav Energy Saving X Energy Control X Netwk Func Network Solution LGAP Controllers 3 Programmable Controllers MultiSITE CRC1 o PREMTBVC0 PREMTBVC1 Simple Remote Controller o PREMTC00U ...

Страница 15: ...XRXV SURGXFW LQQRYDWLRQ VRPH VSHFL FDWLRQV PD FKDQJH ZLWKRXW QRWL FDWLRQ OHFWURQLFV 8 6 QF QJOHZRRG OLIIV 1 OO ULJKWV UHVHUYHG LV D UHJLVWHUHG WUDGHPDUN RI RUS OUTDOOR UNIT DIMENSIONS LUU180HHV LUU240HHV Figure 5 LUU180HHV LUU240HHV Outdoor Unit Dimensions ...

Страница 16: ...XU SROLF RI FRQWLQXRXV SURGXFW LQQRYDWLRQ VRPH VSHFL FDWLRQV PD FKDQJH ZLWKRXW QRWL FDWLRQ OHFWURQLFV 8 6 QF QJOHZRRG OLIIV 1 OO ULJKWV UHVHUYHG LV D UHJLVWHUHG WUDGHPDUN RI RUS OUTDOOR UNIT DIMENSIONS LUU360HHV LUU420HHV LUU480HHV Figure 6 LUU360HHV LUU420HHV LUU480HHV Outdoor Unit Dimensions ...

Страница 17: ...ations due to our policy of innovation The center of gravity and corner weight may be different from the actual values because these are simulation results Model No Weight lb Center of Gravity in Leg in Corner Weight lb Shipping Net a b c d e A B C D LUU360HHV 223 1 198 9 27 7 32 21 15 32 6 5 8 24 13 32 14 3 16 16 3 18 6 87 4 76 6 LUU420HHV 234 1 210 9 27 7 32 21 15 32 6 5 8 24 13 32 14 3 16 17 28...

Страница 18: ...5 29 32 150 7 64 3 2 3 4 70 6 3 16 157 7 9 16 192 23 5 8 600 Ceiling Opening 23 5 8 600 Ceiling Opening 20 23 64 517 Hanging Bolt 20 23 64 517 Hanging Bolt 10 13 64 259 10 13 64 259 10 13 64 259 10 13 64 259 20 19 32 523 Hanging Bolt 18 5 32 461 Hanging Bolt 22 7 16 570 22 7 16 570 5 19 32 142 1 31 32 50 1 3 16 30 63 64 25 63 64 25 7 13 64 183 1 11 32 34 3 1 2 89 6 1 16 154 24 13 32 620 14 29 32 3...

Страница 19: ...RI FRQWLQXRXV SURGXFW LQQRYDWLRQ VRPH VSHFL FDWLRQV PD FKDQJH ZLWKRXW QRWL FDWLRQ OHFWURQLFV 8 6 QF QJOHZRRG OLIIV 1 OO ULJKWV UHVHUYHG LV D UHJLVWHUHG WUDGHPDUN RI RUS Figure 10 LCN249HV Indoor Unit Dimensions INDOOR UNIT DIMENSIONS LCN249HV Note ...

Страница 20: ...RXU SROLF RI FRQWLQXRXV SURGXFW LQQRYDWLRQ VRPH VSHFL FDWLRQV PD FKDQJH ZLWKRXW QRWL FDWLRQ OHFWURQLFV 8 6 QF QJOHZRRG OLIIV 1 OO ULJKWV UHVHUYHG LV D UHJLVWHUHG WUDGHPDUN RI RUS Figure 11 LCN369HV LCN429HV LCN489HV Indoor Unit Dimensions INDOOR UNIT DIMENSIONS LCN369HV LCN429HV LCN489HV Note ...

Страница 21: ...ooling Heating H M L H M L LCN188HV4 41 39 36 41 39 36 LCN249HV 40 37 35 40 37 35 LCN369HV 44 42 41 44 42 41 LCN429HV 46 43 41 46 43 41 LCN489HV 46 43 41 46 43 41 ACOUSTIC DATA Indoor Units LCN188HV4 LCN249HV LCN369HV 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 63 125 250 500 1000 2000 4000 8000 Octave Band Sound Pressure Level 0dB 20ȝ3D Octave Band Center Frequency Hz NC 15 NC 20 NC 25 NC 30 NC ...

Страница 22: ...he equipment is installed 5HIHUHQFH DFRXVWLF LQWHQVLW G ȝ P2 Figure 14 Four Way Ceiling Cassette Indoor Unit Sound Power Level Diagrams LCN249HV 10 0 20 0 30 0 40 0 50 0 60 0 70 0 80 0 90 0 100 0 110 0 120 0 125 250 500 1000 2000 4000 8000 Sound Power Level 0dB 10E 6ȝW m 2 Octave Band Center Frequency Hz NR 70 NR 65 NR 60 NR 55 NR 50 NR 45 NR 40 NR 35 NR 30 NR 75 NR 25 NR 20 NR 80 NR 85 NR 90 NR 9...

Страница 23: ...re Level Diagrams Model Sound Pressure Levels dB A Cooling Heating LUU180HHV 51 52 LUU240HHV 51 52 LUU360HHV 52 54 LUU420HHV 54 56 LUU480HHV 54 56 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 63 125 250 500 1000 2000 4000 8000 0 2 B d 0 l e v e L e r u s s e r P d n u o S d n a B e v a t c O ȝPa Octave Band Center Frequency Hz NC 15 NC 20 NC 25 NC 30 NC 35 NC 40 NC 45 NC 50 NC 55 NC 60 NC 65 Appro...

Страница 24: ...e Outdoor Unit Sound Power Levels dB A Model Sound Power Levels dB A LUU180HHV 67 LUU240HHV 67 LUU360HHV 69 LUU420HHV 71 LUU480HHV 71 LUU180HHV LUU240HHV 10 0 20 0 30 0 40 0 50 0 60 0 70 0 80 0 90 0 100 0 110 0 120 0 125 250 500 1000 2000 4000 8000 Sound Power Level 0dB 10E 6ȝW m 2 Octave Band Center Frequency Hz NR 70 NR 65 NR 60 NR 55 NR 50 NR 45 NR 40 NR 35 NR 30 NR 75 NR 25 NR 20 NR 80 NR 85 N...

Страница 25: ...t exchanger Gas pipe connection port flare connection Liquid pipe connection port flare connection Turbo fan Cooling Heating M Indoor Air Temperature Thermistor Evaporator Inlet Temperature Thermistor Evaporator Outlet Temperature Thermistor Figure 18 LCN188HV4 Refrigerant Flow Diagram LCN188HV4 Indoor Units Table 14 LCN188HV4 Four Way Ceiling Cassette Indoor Unit Refrigerant Pipe Sizes Model No V...

Страница 26: ...e Connections Description Based on Cooling Mode PCB Connector Suction Air Temperature Thermistor CN_ROOM Evaporator Inlet Temperature Thermistor CN_PIPE_IN Evaporator Outlet Temperature Thermistor CN_PIPE_OUT Humidity Sensor CN_ROOM_HUMID Table 18 LCN249HV LCN369HV Four Way Ceiling Cassette Indoor Unit Refrigerant Pipe Sizes Model No Vapor inch Liquid inch LCN249HV LCN369HV 5 8 3 8 REFRIGERANT FLO...

Страница 27: ...Cassette Indoor Unit Refrigerant Pipe Connections Thermistor Description Based on Cooling Mode PCB Connector Th1 Indoor Air Temperature Thermistor CN_ROOM Th2 Evaporator Inlet Temperature Thermistor CN_PIPE_IN Th3 Evaporator Outlet Temperature Thermistor CN_PIPE_OUT H1 Humidity Sensor CN_ROOM_HUMID Table 21 LCN429HV LCN489HV Four Way Ceiling Cassette Indoor Unit Refrigerant Pipe Sizes Model No Vap...

Страница 28: ...ure Thermistor CN_SUCTION_GR Condenser Outlet Pipe Temperature Thermistor CN_C_PIPE_VI Air Temperature Thermistor CN_AIR_YL Condenser Middle Pipe Temperature Thermistor CN_MID_BR Pressure Sensor CN_H_PRESS_RD Table 22 LUU180HHV LUU240HHV LUU360HHV Four Way Ceiling Cassette Outdoor Unit Thermistor Details REFRIGERANT FLOW DIAGRAMS Figure 22 LUU180HHV LUU240HHV LUU360HHV Refrigerant Flow Diagram 36 ...

Страница 29: ...iagram M S Description PCB Connector Discharge Pipe Temperature Thermistor CN_DISCHARGE_BK Suction Pipe Temperature Thermistor CN_SUCTION_GR Condenser Outlet Pipe Temperature Thermistor CN_C_PIPE_VI Air Temperature Thermistor CN_AIR_YL Condenser Middle Pipe Temperature Thermistor CN_MID_BR Vapor Injection Inlet Temperature Thermistor CN_VI_IN_WH Vapor Injection Outlet Temperature Thermistor CN_VI_...

Страница 30: ...R RXU SROLF RI FRQWLQXRXV SURGXFW LQQRYDWLRQ VRPH VSHFL FDWLRQV PD FKDQJH ZLWKRXW QRWL FDWLRQ OHFWURQLFV 8 6 QF QJOHZRRG OLIIV 1 OO ULJKWV UHVHUYHG LV D UHJLVWHUHG WUDGHPDUN RI RUS LCN188HV4 Indoor Units WIRING DIAGRAMS Figure 24 LCN188HV4 Four Way Ceiling Cassette Indoor Unit Wiring Diagram ...

Страница 31: ...WLRQ VRPH VSHFL FDWLRQV PD FKDQJH ZLWKRXW QRWL FDWLRQ OHFWURQLFV 8 6 QF QJOHZRRG OLIIV 1 OO ULJKWV UHVHUYHG LV D UHJLVWHUHG WUDGHPDUN RI RUS WIRING DIAGRAMS LCN249HV LCN369HV Indoor Units Figure 25 LCN249HV LCN369HV Four Way Ceiling Cassette Indoor Unit Wiring Diagram 07 20 ...

Страница 32: ...I FRQWLQXRXV SURGXFW LQQRYDWLRQ VRPH VSHFL FDWLRQV PD FKDQJH ZLWKRXW QRWL FDWLRQ OHFWURQLFV 8 6 QF QJOHZRRG OLIIV 1 OO ULJKWV UHVHUYHG LV D UHJLVWHUHG WUDGHPDUN RI RUS WIRING DIAGRAMS LCN429HV LCN489HV Indoor Units Figure 26 LCN429HV LCN489HV 3x3 Four Way Ceiling Cassette Indoor Unit Wiring Diagram 07 20 ...

Страница 33: ...XFW LQQRYDWLRQ VRPH VSHFL FDWLRQV PD FKDQJH ZLWKRXW QRWL FDWLRQ OHFWURQLFV 8 6 QF QJOHZRRG OLIIV 1 OO ULJKWV UHVHUYHG LV D UHJLVWHUHG WUDGHPDUN RI RUS WIRING DIAGRAMS LUU180HHV LUU240HHV Outdoor Units 07 20 Figure 27 LUU180HHV LUU240HHV Outdoor Unit Wiring Diagram ...

Страница 34: ... RI FRQWLQXRXV SURGXFW LQQRYDWLRQ VRPH VSHFL FDWLRQV PD FKDQJH ZLWKRXW QRWL FDWLRQ OHFWURQLFV 8 6 QF QJOHZRRG OLIIV 1 OO ULJKWV UHVHUYHG LV D UHJLVWHUHG WUDGHPDUN RI RUS WIRING DIAGRAMS LUU360HHV LUU420HHV LUU480HHV Outdoor Units Figure 28 LUU360HHV LUU420HHV LUU480HHV Outdoor Unit Wiring Diagram 07 20 ...

Страница 35: ...r unit per National Electrical Code NEC and local codes Connect the wiring firmly so that the wires cannot be easily pulled out Confirm that the electrical capacity is sufficient Power supply to the outdoor unit must be selected based on NEC and local codes Maximum allowable voltage fluctuation 10 or name plate rated value It is recommended that a circuit breaker is installed especially if conditi...

Страница 36: ...Optional controllers see Functions Controls Options or contact an LG representative for more information can connect to the Four Way Ceiling Cassette indoor unit in one of two different ways 1 LG Wired Remote Extension Cable with Molex plug PZCWRC1 sold separately that connects to the CN REMO terminal on the indoor unit PCB 2 Field supplied controller cable that connects to the indoor unit termina...

Страница 37: ...Radiant heat from the sun or appliances Concealed pipes and chimneys An area where temperatures are uncontrolled such as an outside wall Assigning the Thermistor for Temperature Detection Each indoor unit includes a return air thermistor assigned to sense the temperature If a wired controller is installed there is a choice of sensing temperature with either the indoor unit return air thermistor or...

Страница 38: ... angle Outer 30 Inner 67 Air velocity ft s Temperature F 8 9 ft 6 6 ft 3 3 ft 0 ft 13 1 ft 9 8 ft 6 6 ft 3 3 ft 0 ft 3 3 ft 6 6 ft 9 8 ft 13 1 ft 8 9 ft 6 6 ft 3 3 ft 0 ft 13 1 ft 9 8 ft 6 6 ft 3 3 ft 0 ft 3 3 ft 6 6 ft 9 8 ft 13 1 ft Heating Discharge angle Outer 36 Inner 70 Air velocity ft s Temperature F 8 9 ft 6 6 ft 3 3 ft 0 ft 13 1 ft 9 8 ft 6 6 ft 3 3 ft 0 ft 3 3 ft 6 6 ft 9 8 ft 13 1 ft 8 ...

Страница 39: ...ft 9 8 ft 13 1 ft 16 4 ft 0 ft 16 4 ft 13 1 ft 9 8 ft 6 6 ft 3 3ft 0 ft 3 3 ft 6 6 ft 9 8 ft 13 1 ft 16 4 ft 0 ft 16 4 ft 13 1 ft 9 8 ft 6 6 ft 3 3ft 0 ft 3 3 ft 6 6 ft 9 8 ft 13 1 ft 16 4 ft 0 ft 8 2 8 2 6 6 6 6 4 9 4 9 3 3 3 3 1 6 1 6 0 8 0 8 8 2 8 2 6 6 6 6 4 9 4 9 0 8 0 8 64 4 64 4 68 68 71 6 71 6 75 2 75 2 86 1 6 1 6 3 3 3 3 86 82 4 82 4 78 8 78 8 Figure 37 LCN429HV LCN489HV Air Velocity and ...

Страница 40: ... USB port to the outdoor unit main printed circuit board PCB using an accessory cable without the need for a separate interface device The main screen for LGMV allows 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 Graph Full screen graph of actual high and low pressures and...

Страница 41: ... refrigerant flow VRF systems in general and with LG s single zone and multi zone products can use SIMS The technician must understand inverter air conditioning operation cycles the meaning of the data displayed by SIMS and how to use the data to troubleshoot the system iOS is a registered trademark of Cisco in the U S and other countries Android is a trademark of Google Inc Apple is a trademark o...

Страница 42: ...oling Capacity Data on page 43 Maximum Cooling Capacity Data on page 48 Heating Capacity Data on page 53 Maximum Heating Capacity Data on page 56 Equipment Selection Procedure on page 59 PERFORMANCE DATA ...

Страница 43: ...5 14 92 1 14 70 17 50 14 00 1 02 18 58 14 79 1 06 19 67 14 32 1 10 20 46 14 62 1 11 21 84 14 75 1 13 22 93 15 03 1 15 75 17 08 13 77 1 08 18 16 14 57 1 12 19 24 14 12 1 16 20 03 14 43 1 17 21 41 14 57 1 19 22 50 14 86 1 22 80 16 66 13 54 1 13 17 74 14 34 1 17 18 82 13 91 1 22 19 60 14 23 1 23 20 98 14 38 1 25 22 06 14 68 1 28 85 16 24 13 29 1 19 17 32 14 10 1 23 18 40 13 70 1 28 19 17 14 02 1 29 2...

Страница 44: ...3 20 88 1 48 27 27 21 32 1 50 29 13 21 50 1 53 30 57 21 91 1 56 75 22 77 20 08 1 46 24 21 21 24 1 51 25 66 20 59 1 56 26 70 21 03 1 58 28 55 21 24 1 61 29 99 21 66 1 64 80 22 21 19 73 1 53 23 65 20 90 1 59 25 09 20 28 1 64 26 13 20 74 1 66 27 97 20 97 1 69 29 42 21 40 1 73 85 21 65 19 37 1 60 23 09 20 55 1 66 24 53 19 97 1 72 25 57 20 44 1 74 27 40 20 69 1 78 28 84 21 13 1 81 90 21 09 19 01 1 68 2...

Страница 45: ... 15 39 34 29 79 2 23 40 91 30 42 2 25 43 69 30 67 2 29 45 86 31 26 2 34 75 34 15 28 65 2 18 36 32 30 30 2 26 38 49 29 37 2 35 40 05 30 01 2 37 42 82 30 30 2 42 44 99 30 90 2 47 80 33 31 28 16 2 30 35 47 29 82 2 38 37 64 28 94 2 47 39 20 29 60 2 50 41 96 29 92 2 54 44 12 30 54 2 59 85 32 48 27 64 2 41 34 63 29 32 2 50 36 79 28 49 2 59 38 35 29 16 2 62 41 10 29 52 2 67 43 26 30 15 2 72 90 31 64 27 1...

Страница 46: ...3 35 29 2 38 43 36 37 28 2 46 45 90 36 09 2 55 47 73 36 85 2 58 50 97 37 16 2 63 53 50 37 87 2 68 75 39 84 34 71 2 51 42 37 36 71 2 60 44 90 35 59 2 69 46 73 36 36 2 72 49 96 36 71 2 77 52 49 37 44 2 83 80 38 86 34 11 2 63 41 39 36 13 2 73 43 91 35 07 2 83 45 73 35 86 2 86 48 95 36 25 2 92 51 48 37 00 2 97 85 37 89 33 49 2 76 40 41 35 52 2 86 42 92 34 52 2 97 44 74 35 33 3 00 47 96 35 76 3 06 50 4...

Страница 47: ... 88 52 46 39 21 2 99 54 55 40 04 3 02 58 25 40 37 3 08 61 15 41 14 3 14 75 45 54 37 70 2 93 48 43 39 88 3 04 51 32 38 66 3 15 53 41 39 50 3 19 57 10 39 88 3 25 59 99 40 67 3 31 80 44 41 37 06 3 08 47 30 39 25 3 20 50 18 38 10 3 31 52 26 38 96 3 35 55 95 39 38 3 41 58 83 40 20 3 48 85 43 30 36 38 3 23 46 18 38 59 3 35 49 05 37 50 3 47 51 13 38 38 3 51 54 81 38 85 3 58 57 68 39 69 3 65 90 42 19 35 7...

Страница 48: ...9 30 14 18 69 2 23 31 64 19 05 2 27 65 24 13 17 88 2 04 25 62 18 89 2 11 27 12 18 29 2 19 28 20 18 67 2 22 30 12 18 83 2 26 31 62 19 19 2 30 70 24 11 18 01 2 07 25 60 19 02 2 14 27 10 18 42 2 22 28 18 18 81 2 24 30 10 18 96 2 29 31 59 19 32 2 33 75 23 53 17 71 2 18 25 02 18 73 2 26 26 51 18 16 2 34 27 59 18 55 2 37 29 50 18 73 2 41 30 99 19 10 2 46 80 22 95 17 41 2 29 24 44 18 44 2 37 25 93 17 89 ...

Страница 49: ...4 2 39 65 29 18 21 63 2 15 31 00 22 85 2 23 32 81 22 12 2 31 34 12 22 59 2 33 36 43 22 78 2 38 38 25 23 21 2 42 70 29 16 21 78 2 17 30 97 23 01 2 25 32 78 22 28 2 34 34 09 22 75 2 36 36 41 22 94 2 41 38 22 23 37 2 46 75 28 46 21 42 2 29 30 27 22 66 2 38 32 07 21 97 2 46 33 38 22 45 2 49 35 69 22 66 2 54 37 49 23 11 2 59 80 27 76 21 06 2 41 29 56 22 30 2 50 31 36 21 65 2 59 32 66 22 14 2 62 34 97 2...

Страница 50: ...55 91 36 16 4 23 58 69 36 85 4 32 65 44 75 34 58 3 87 47 53 36 53 4 01 50 31 35 37 4 16 52 32 36 12 4 21 55 87 36 42 4 29 58 65 37 11 4 37 70 44 72 34 83 3 92 47 49 36 79 4 06 50 27 35 63 4 21 52 28 36 38 4 26 55 82 36 68 4 34 58 60 37 38 4 43 75 43 64 34 26 4 13 46 41 36 23 4 28 49 18 35 12 4 44 51 18 35 89 4 49 54 72 36 24 4 57 57 49 36 95 4 67 80 42 56 33 67 4 34 45 33 35 66 4 50 48 09 34 61 4 ...

Страница 51: ...3 4 39 65 47 67 37 85 3 94 50 63 39 98 4 08 53 59 38 71 4 23 55 73 39 53 4 28 59 51 39 86 4 36 62 47 40 62 4 45 70 47 63 38 12 3 99 50 59 40 27 4 13 53 55 38 99 4 28 55 68 39 81 4 33 59 46 40 15 4 41 62 42 40 91 4 50 75 46 49 37 49 4 20 49 44 39 66 4 35 52 39 38 44 4 51 54 52 39 28 4 57 58 29 39 66 4 65 61 24 40 44 4 74 80 45 34 36 85 4 42 48 28 39 03 4 58 51 23 37 88 4 74 53 35 38 74 4 80 57 11 3...

Страница 52: ...64 42 43 95 4 55 67 62 44 78 4 65 65 51 56 42 03 4 17 54 76 44 40 4 32 57 96 42 99 4 48 60 28 43 89 4 53 64 37 44 26 4 61 67 57 45 10 4 70 70 51 52 42 33 4 22 54 72 44 71 4 37 57 92 43 30 4 53 60 23 44 21 4 58 64 32 44 58 4 67 67 52 45 42 4 76 75 50 28 41 63 4 45 53 47 44 04 4 61 56 66 42 69 4 78 58 97 43 62 4 83 63 05 44 04 4 92 66 24 44 91 5 02 80 49 04 40 92 4 67 52 22 43 34 4 84 55 41 42 06 5 ...

Страница 53: ...TC PI TC PI TC PI TC PI 13 13 4 7 63 1 15 6 85 1 18 6 95 1 22 6 90 1 24 6 86 1 25 6 52 1 29 4 4 4 10 24 1 23 9 56 1 27 9 46 1 30 9 34 1 33 9 24 1 34 8 84 1 38 0 0 4 11 45 1 27 10 80 1 30 10 61 1 34 10 46 1 37 10 33 1 38 9 90 1 42 5 4 5 12 88 1 31 12 29 1 35 11 99 1 39 11 79 1 42 11 64 1 43 11 17 1 47 10 9 13 84 1 35 13 28 1 39 12 91 1 44 12 69 1 46 12 51 1 48 12 02 1 52 17 15 14 89 1 41 14 38 1 45...

Страница 54: ... 68 70 72 75 TC PI TC PI TC PI TC PI TC PI TC PI 13 13 4 7 17 1 96 5 79 2 01 6 30 2 07 6 36 2 11 6 40 2 13 5 99 2 19 4 4 4 16 06 2 14 14 78 2 21 14 76 2 28 14 60 2 31 14 47 2 34 13 81 2 41 0 0 4 20 17 2 23 18 93 2 30 18 66 2 37 18 40 2 41 18 20 2 44 17 42 2 51 5 4 5 25 04 2 33 23 86 2 40 23 30 2 48 22 92 2 52 22 62 2 55 21 71 2 62 10 9 28 31 2 43 27 16 2 50 26 40 2 58 25 95 2 62 25 59 2 66 24 58 2...

Страница 55: ...3 64 42 58 3 75 40 36 51 31 3 40 49 87 3 51 48 28 3 63 47 44 3 69 46 77 3 74 45 08 3 85 45 41 54 42 3 51 53 12 3 62 51 55 3 74 50 70 3 80 50 01 3 86 48 20 3 97 47 43 55 66 3 55 54 42 3 67 52 86 3 78 52 00 3 85 51 31 3 90 49 44 4 02 50 46 55 83 3 53 54 70 3 63 53 35 3 74 52 57 3 79 51 95 3 84 50 20 3 94 55 51 56 10 3 49 55 17 3 58 54 15 3 66 53 53 3 70 53 03 3 74 51 46 3 82 60 56 56 37 3 45 55 64 3...

Страница 56: ...Indoor Air Temp F DB F DB F WB 61 64 68 70 72 75 TC PI TC PI TC PI TC PI TC PI TC PI 13 13 4 23 13 4 36 22 61 4 50 21 97 4 64 21 61 4 73 21 32 4 79 20 55 4 93 4 4 4 26 13 4 27 25 54 4 42 24 81 4 56 24 41 4 64 24 08 4 70 23 21 4 84 0 0 4 27 36 4 22 26 75 4 36 25 98 4 50 25 56 4 58 25 22 4 64 24 30 4 78 5 4 5 28 90 4 15 28 26 4 29 27 45 4 42 27 00 4 50 26 64 4 56 25 67 4 70 10 9 29 68 4 04 29 02 4 1...

Страница 57: ...13 4 38 52 5 73 37 66 5 92 36 58 6 10 35 99 6 21 35 51 6 29 34 22 6 48 4 4 4 45 99 6 24 44 96 6 44 43 68 6 65 42 97 6 76 42 39 6 85 40 85 7 06 0 0 4 48 39 6 29 47 31 6 50 45 95 6 71 45 20 6 82 44 60 6 92 42 98 7 12 5 4 5 51 38 6 36 50 23 6 57 48 80 6 78 48 00 6 90 47 36 6 99 45 64 7 20 10 9 52 62 6 19 51 44 6 40 49 97 6 60 49 16 6 71 48 50 6 81 46 74 7 01 17 15 54 27 6 07 53 06 6 27 51 54 6 47 50 ...

Страница 58: ...0 36 63 56 5 82 62 14 6 02 60 36 6 21 59 38 6 32 58 59 6 40 56 46 6 59 45 41 64 80 5 75 63 35 5 94 61 54 6 13 60 54 6 23 59 73 6 32 57 56 6 51 47 43 65 30 5 72 63 84 5 91 62 01 6 10 61 00 6 20 60 19 6 28 58 00 6 47 50 46 65 49 5 68 64 17 5 85 62 58 6 02 61 67 6 11 60 95 6 18 58 89 6 35 55 51 65 81 5 62 64 72 5 76 63 52 5 90 62 79 5 96 62 21 6 02 60 37 6 15 60 56 66 13 5 56 65 27 5 67 64 46 5 77 63...

Страница 59: ...tor Rate of Capacity Change LC188HHV4 18 000 Btu h 100 100 100 100 100 99 4 98 8 98 2 97 5 96 9 96 3 LC249HHV 24 000 Btu h 100 100 100 100 100 99 4 98 8 98 2 97 5 96 9 96 3 LC369HHV 36 000 Btu h 100 100 100 100 100 99 3 98 5 97 8 97 0 96 3 95 5 94 8 94 0 93 3 92 5 91 8 LC429HHV 42 000 Btu h 100 100 98 8 97 5 96 3 95 1 93 9 92 7 91 5 90 3 89 1 87 9 86 7 85 5 84 3 83 1 LC489HHV 48 000 Btu h 100 100 ...

Страница 60: ...tor from table at right Check the Indoor and Outdoor Unit Selection s Compare the corrected cooling and heating capacities to the load calculations Is each capacity sufficient for the zone it serves For each indoor unit the corrected capacity must be at least equal to the total of the cooling design load plus ventilation load if applicable for the space s served by the indoor unit For each indoor ...

Страница 61: ...Placement Considerations on page 62 Installing Outdoor Units Indoors on page 70 Refrigerant Piping Design on page 73 APPLICATION GUIDELINES ...

Страница 62: ...amounts of oil iron powder or flour are used The unit should not be installed where sulfuric acid and flammable or corrosive gases are generated vented into or stored Avoid installing the unit near high frequency generators or near any equipment that generates an electromagnetic field minimum 3 1 3 feet away 7KH XQLW VKRXOG QRW EH LQVWDOOHG ZKHUH VXOIXULF DFLG DQG ÀDPPDEOH RU FRUURVLYH JDVHV DUH J...

Страница 63: ...VOCs or in environments where there is improper air make up or supply or inadequate ventilation If there are concerns about VOCs in the environment where the IDUs are installed proper air make up or supply and or adequate ventilation should be provided Additionally in buildings where IDUs will be exposed to VOCs consider a factory applied epoxy coating to the fan coils for each IDU If the unit is ...

Страница 64: ...y humid environment near an ocean lake etc ensure that the site is well ventilated and has a lot of natural light Example Install on a rooftop Do Not s Where it will be subjected to direct thermal radiation from other heat sources or an area that would expose the outdoor unit to heat or steam like discharge from boiler stacks chimneys steam relief ports other air conditioning units kitchen vents p...

Страница 65: ...5 If the building does not include lightning protection the outdoor unit will be damaged from a lightning strike Inform the customer of this possibility in advance Figure 43 Typical Arrangement of Single Zone Refrigerant Pipe and Cable s in a Utility Conduit Ground Safe zone Lightning rod 3URWHFWLRQ QJOH Ûa Û 5 feet Lightning rod Underground Refrigerant Piping Refrigerant pipe installed undergroun...

Страница 66: ...e outdoor unit s height There must be 2 to 3 1 2 inches of clearance between the outdoor unit and the windbreaker for purposes of air flow Additional anti corrosion treatment will need to be applied to the outdoor unit at oceanside locations Ocean winds will cause corrosion particularly on the condenser and HYDSRUDWRU QV ZKLFK LQ WXUQ FRXOG FDXVH SURGXFW PDOIXQFWLRQ RU LQHI FLHQW SHUIRUPDQFH Figur...

Страница 67: ...se 4 Standard 12 24 Minimum 4 8 79 Case 5 Standard 24 12 Minimum 10 4 Table 53 18 000 to 24 000 Outdoor Unit Service Access and Allowable Clearances Diagram Legend Do not place the unit where animals and or plants will be in the path of the warm air or where the warm air and or noise will disturb neighbors If the outdoor unit is installed between standard and minimum clearances capacity decreases ...

Страница 68: ...ong wind Minimum 19 1 16 Fence or obstacles Unit Inch Minimum 11 13 16 Minimum 27 9 16 Ensure that the space at the back of the outdoor unit is a minimum of 11 13 16 inches and include a minimum of 23 5 8 inches at the right side of the unit for service If the outdoor unit discharge side faces a wall include a minimum of 19 11 16 inches between the outdoor unit and the wall Install the outdoor uni...

Страница 69: ...o among H A and L If a stand is necessary it should be contained not open frame to prevent the discharge air from short cycling L A 29 1 32 inches 1 2 H L 39 3 8 inches H L 6HW 6WDQG DV L Minimum 39 3 8 Minimum 39 3 8 Maximum 19 11 16 Minimum 11 13 16 Where there are obstacles above and on both suction and discharge sides discharge side obstacle is lower than the outdoor unit H VKRXOG EH ORZHU WKD...

Страница 70: ...ambient air temperature will allow the Single Zone Cassette system designer to elimi nate oversizing The outdoor unit to compensate for loss of capacity at low ambient temperatures Will also curtail the need to provide inefficient redundant zone heating devices such as wall fin radiators and second stage ancillary heating devices Design Considerations Include Enclosure types and elements such as l...

Страница 71: ...hat infiltrates the inlet louver enclosed area Install a field provided drain pan under the outdoor units and provide a path to a nearby floor drain If the ambient air temperature is expected to drop below 32 F in the enclosure heat the bottom surface of the pan drain line and floor drain so that the condensate does not freeze before reaching the drain Louver Recommendations for Outdoor Unit Enclo...

Страница 72: ...12 Within Allowable Limits Confirming Air Flow Rate Total Opening Rate Example LSU180HSV5 Discharge Airflow Rate 2 119 ft 3 min Velocity of Outlet Air 16 4 ft s Velocity of Inlet Air 8 2 ft s Open Rate 80 or More Inlet airflow must match or exceed discharge airflow Separate inlet airflow from discharge airflow to prevent recirculation Figure 50 Open Rate by Louver Radian Formula Open Rate Effectiv...

Страница 73: ...h 16 4 16 4 Distance between fittings and indoor or outdoor units LQFKHV LQFKHV Elevation All Elevation Limitations are Measured in Actual Feet If outdoor unit is above indoor unit 98 4 feet 98 4 feet If outdoor unit is below indoor unit 98 4 feet 98 4 feet Additional Refrigerant Needed oz ft 0 43 0 43 Outdoor unit Indoor unit A B Outdoor unit Indoor unit A B 98 98 164 Max Length A Max Elevation B...

Страница 74: ...New Issue EM_SZ_LGRED_Cassette_09_20 20001747 ISO 9001 2008 LG ELECTRONICS INC LG Electronics U S A Inc Air Conditioning Technologies 4300 North Point Parkway Alpharetta Georgia 30022 www lghvac com ...

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