Daikin VAM-FA8VE Technical Data Manual Download Page 38

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• HRV • VAM-FA8VE

• HRV • Heat Reclaim Ventilation

Product Specification

7-2

Optional accessories

7-2-4

KRP1B61: Interlock adapter of VRV

Names of parts

X 1

Accessories

Check if the following accessories are included in the kit.

Notes

•

Kits vary according to applicable models.

•

A special adapter fixing plate and box are required for the following
models.
FXYCP.........................KRP1B96

PC board support

Clamp

Installation manual

(HC0129)

Adapter

F1U F2U X1A

250 V, 5 A

X2A

(HC0130)

Terminals for installing optional
accessories

Terminals for operation
display

Summary of Contents for VAM-FA8VE

Page 1: ...EEDEN07 201 technical data heat reclaim ventilation VAM FA8VE VKM GAMV1 VKM GAV1 ...

Page 2: ......

Page 3: ...e 5 4 Structures 6 5 Features 7 6 Selection Procedures 11 7 Product Specification 14 8 Operation 109 9 Control System 113 10 Installation 137 Part 2 VKM GA M V1 151 1 External Appearance 153 2 Model Series 153 3 Nomenclature 154 4 Structures 154 5 Features 155 6 Selection Procedures in Japan 163 7 Product Specification 165 1 2 ...

Page 4: ... HRV HRV Heat Reclaim Ventilation 2 TABLE OF CONTENTS 8 Operation 204 9 Installation 227 10 Outdoor Air Processing of Ceiling Mounted Duct Connection Type 247 11 Appendix 251 1 2 ...

Page 5: ...bitants 11 Based on Room size 11 7 Product Specification 14 Specifications 14 Optional accessories 19 The correction ratio of exchange efficiency 88 Dimensions 89 Wiring diagram 94 Sound level data 96 Fan performance 102 Installation method 104 8 Operation 109 Method of operation 109 Cautions in use 111 Maintenance for a qualified service person only 111 Trouble shooting 112 9 Control System 113 I...

Page 6: ...t 1 VAM FA8VE Pre Operation flowchart 135 Operation mode change over 136 10 Installation 137 Reducing operating sound 137 Centralized piping 139 Cautions 140 Cautions in installation 142 Installation 142 Duct Work 143 Electrical wiring procedure 144 Initial setting 147 ...

Page 7: ...A8VE VAM1000FA8VE VAM1500FA8VE VAM2000FA8VE 3 Nomenclature VAM150FA8VE VAM250FA8VE VAM350FA8VE VAM500FA8VE VAM650FA8VE VAM800FA8VE VAM1000FA8VE VAM1500FA8VE VAM2000FA8VE V A M F A VE 500 HC0001 Ventilation Air Mounted type Air flow rate m3 h Major design category Design category for EC application Power supply VE Single phase 50 Hz 220 240 V 60 Hz 220 V ...

Page 8: ...rom room Remote controller Optional accessories OA Outdoor air Fresh air from outdoor EA Exhaust air Exhaust air to outdoor Heat exchange elements HC0016 Maintenance cover Ceiling hock Exhaust fan OA Outdoor air Fresh air from outdoor Duct connection flange EA Exhaust air Exhaust air to outdoor Damper Air filter Long life filter Heat exchange elements Switch box Name plate Air supply fan SA Supply...

Page 9: ...Interlocked operation with air conditioner HRV independent operation Structure Features Simultaneous operation by air conditioner s remote control is available Fan speed can be set at the initial setting Both simultaneous operation by air conditioner s remote control and independent operation by HRV exclusive remote control are available Fan speed can be changed by switch of HRV High Low High Ultr...

Page 10: ...eat recovery operation Approx 20 reduction of heating cooling load Exhaust Air Outdoor Air Heat Exchanger Element Heat Recovery Return Air Supply Air HC0230 Approx 6 reduction of heating cooling load By setting to automatic ventilation mode Operation Sensor of ventilation Decision of mode Which is more energy efficient Difference between indoor outdoor temp Cooling Indoor temp Outdoor temp Indoor ...

Page 11: ...pply air volume can be set at a higher level than the exhaust air by the remote control Exhaust air volume can be set at a higher level than the supply air by the remote control Major effects Prevents inflow of toilet odor Prevents inflow of outdoor air in winter Prevents outflow of airborne bacteria from rooms in a hospital Prevents outflow of odors from rooms in a nursing home Application Office...

Page 12: ...tional Optional accessories compared with EJ Series Built in optional high efficiency filter It greatly reduces the installation space The installation of access doors and the unit can be reduced Direct expansion coil The direct expansion coil helps to recover approx 100 of exhaust air heat and prevents unpleasant draft It can also operate as an air conditioner Connectable unit VRV and HRV BRP4A50...

Page 13: ... part used for business purposes Japanese style restaurants hall for hire 3 m2 Floor space of a part used for business purposes Store market 3 m2 Floor space of a part used for business purposes Pool rooms Ping pong rooms dance halls bowling alleys 2 m2 Floor space of a part used for business purposes Pin ball parlors Go club houses mahjong parlors 2 m2 Floor space of a part used for business purp...

Page 14: ... 27 5 37 5 60 110 150 27 5 37 5 VAM 250FA 50 155 250 38 8 62 5 60 145 250 36 3 62 5 VAM 350FA 50 230 350 57 5 87 5 60 210 350 52 5 87 5 VAM 500FA 50 350 500 87 5 125 0 60 300 500 75 0 125 0 VAM 650FA 50 500 650 125 0 162 5 60 440 650 110 0 162 5 VAM 800FA 50 670 800 167 5 200 0 60 660 800 165 0 200 0 VAM1000FA 50 870 1000 217 5 250 0 60 800 1000 200 0 250 0 VAM1500FA 50 1200 1500 300 0 375 0 60 12...

Page 15: ...8 8 VAM 250FA 50 155 250 19 4 31 3 60 145 250 18 1 31 3 VAM 350FA 50 230 350 28 8 43 8 60 210 350 26 3 43 8 VAM 500FA 50 350 500 43 8 62 5 60 300 500 37 5 62 5 VAM 650FA 50 500 650 62 5 81 3 60 440 650 55 0 81 3 VAM 800FA 50 670 800 83 8 100 0 60 660 800 82 5 100 0 VAM1000FA 50 870 1000 108 8 125 0 60 800 1000 100 0 125 0 VAM1500FA 50 1200 1500 150 0 187 5 60 1200 1500 150 0 187 5 VAM2000FA 50 140...

Page 16: ...ble paper Air filter Multidirectional fibrous fleeces Fan Type Sirroco fan Fan speed Ultra High m3 h 150 250 350 High m3 h 150 250 350 Low m3 h 110 155 230 External static pressure Ultra High Pa 69 64 98 High Pa 39 39 70 Low Pa 20 20 25 Fan motor Type Open type capacitor permanent split phase induction motor 4 poles 2 Motor output kW 0 030 2 0 030 2 0 090 2 Sound pressure level Heat exchange mode ...

Page 17: ... Air filter Multidirectional fibrous fleeces Fan Type Sirroco fan Fan speed Ultra High m3 h 500 650 High m3 h 500 650 Low m3 h 350 500 External static pressure Ultra High Pa 98 93 High Pa 54 39 Low Pa 25 25 Fan motor Type Open type capacitor permanent split phase induction motor 4 poles 2 Motor output kW 0 090 2 0 140 2 Sound pressure level Heat exchange mode Ultra High dBA 33 34 5 34 5 35 5 High ...

Page 18: ...ensions H W D mm 348 988 852 348 988 1140 710 1498 852 710 1498 1140 Heat exchanging system Air to air cross flow total heat sensible heat latent heat exchange Heat exchanging element Specially processed nonflammable paper Air filter Multidirectional fibrous fleeces Fan Type Sirroco fan Air flow rate Heat exchange mode Ultra High m3 h 800 1000 1500 2000 High m3 h 800 1000 1500 2000 Low m3 h 670 87...

Page 19: ...e center the body 2 Air flow rate can be changed over to Low mode or High mode 3 Normal Amp input efficiency depend on the other above conditions 4 Operating sound is measured in an anechoic chamber Operating sound level generally become greater than this value depending on the operating conditions reflected sound and peripheral noise 5 The noise level at the air discharge port is about 8 dBA high...

Page 20: ...size based on the value of MCA 5 Instead of the fuse use the circuit breaker Specifications for field supplied fuses and wire Units Power supply FM Model name 50Hz 60Hz MCA MFA kW FLA VAM150FA Power supply max 264V min 198V Power supply max 242V min 138V 0 9 15 0 03 2 0 4 2 VAM250FA 0 9 15 0 03 2 0 4 2 VAM350FA 1 35 15 0 03 2 0 6 2 VAM500FA 1 35 15 0 03 2 0 6 2 VAM650FA 2 3 15 0 14 2 1 0 2 VAM800F...

Page 21: ... ROOM SUSPENSION BOLT POSITION AIR DISCHARGE GRILLE K DGL200A HEAT INSULATOR FIELD SUPPLY METAL SUSPENSION BRACKET FOR ABSORBING VIBRATION FIELD SUPPLY FLEXIBLE DUCT K FDS252C SUSPENSION BOLT POSITION SA SUPPLY AIR TO ROOM AIR SUCTION GRILLE K DGL250A SUSPENSION BOLT FIELD SYPPLY BRANCH DUCT KHA90B2 EA EXHAUST AIR TO OUTDOORS EA EXHAUST AIR TO OUTDOORS SA SUPPLY AIR TO ROOM SUSPENSION BOLT POSITIO...

Page 22: ...23F25 YAFF323F35 YAFF323F150 YAFF323F65 Duct adapter Nominal pipe diameter mm Duct adapter VKM50G VKM80G Adapter for discharge KDAJ25K36 KDA25K56 Model Item VAM800FA VAM100FA VAM1500FA VAM2000FA Controlling device Remote control BRC301B61 Wired remote controller BRC1D52 Centralized controlling device Central remote control DCS302C51 for general DCS302C51 For EC market Unified On Off control DCS301...

Page 23: ...fasten with the included machine screws 2 For the field supplied switch box use optional accessories KJB111A or KJB211A NOTE Choose the flattest place possible for the mounting surface Be careful not to damage the shape of the lower part of remote controller by over tightening the mounting screws HC0111 2P034150 The PC board is mounted in the upper part of remote controller Be careful not to damag...

Page 24: ...TE When wiring run the wiring away the power supply wiring in order to avoid receiving electric noise external noise P2 P1 P2 P1 Notch the part for the wiring to pass through with nippers etc Ground the shielded part on the HRV unit HRV unit HRV unit Lower part of Remote controller Upper Part of Remote controller Wired from the rear Wired from the top P C Board P C Board Wiring Specifications NOTE...

Page 25: ...r 1 KRP50 2 PCB 1 2 PCB catches 4 large 4 small Tie wrap 1 Manual 1 HC0113 16 5 HC0114 Either large or small catches are used depending on the model X11A X10A X9A HRV unit Remote control for HRV unit 3P connector Humidifier Humidity Controller Field supplied Float switch Power supply φ 1 100 V or 200 V 2P connector JC J2 SS1 J1 F1 P1P2 F2 P1P2 1 A YC Y2 B 2 3 KRP50 2 SV 1 2 3 L X11A X10A X9A HRV u...

Page 26: ...The KRP2A61 62 51 52 enables operation by remote control ON OFF control temperature setting operation display error display With it the following system can be built Note however that the adapter cannot be used with other optional controllers for centralized control 1 Zone control Unified control of a max 64 groups of a max 16 indoor units each But the max of indoor units is 128 Wiring Adapter for...

Page 27: ...y set 0 For selecting how to operate the system via remote Temperature setting ON OFF switch SS2 Factory set P Display output switch SS3 Factory set Z To enable temperature setting with the remote controller set to Inhibit To set temperature setting only by remote control set to Permission To display all control units as unified zone set to Zone Note Do not set to Individual This will cause a syst...

Page 28: ...ctrical appendices Installation Ceiling mounted corner cassette HC0118 4 way blow ceiling mounted cassette Note To install the adapter Box for adapter PCB option is required HC0119 Adapter KRP2A61 KRP2A51 PCB support P board ass y Electric parts box Lid of PCB Box Option KRP1C98 Adapter KRP2A62 52 Box for adapter PCB Option KRP1C98 PCB Support ...

Page 29: ...mounted cassette Note A separate plate is needed to install the adapter PCB HC0247 Wall mounted unit HC0120 Box for adapter PCB Option KRP1C98 Electric parts box P board ass y Installation screw PCB support Adapter KRP2A61 51 A malfunctin could occur is not clamped Clamp as shown in the above drawing Indoor unit PCB ass y PCB support Adapter KRP2A61 51 Electric parts box Approx 150 ...

Page 30: ...uspended unit Note A separate plate is needed to install the adapter PCB Concealed ceiling unit HC0249 HC0121 40 125 200 250 Adapter KRP2A61 51 PCB support P board ass y Electric parts box PCB support Indoor PC board Electric parts box Adapter KRP2A61 Box for adapter PCB option KRP1B93 Adapter KRP2A62 52 PCB support Box for adapter PCB option KRP1B93 PCB support P board ass y Adapter KRP2A61 51 El...

Page 31: ...g group control by remote controller check transmission wiring For details see the installation manual of the indoor and outdoor units 2 Next wire between the wiring adaptor for electrical appendices 1 and the indoor units For details see Wiring to indoor units 3 Finally wire between external units such as the host computer monitor panel and make the necessary settings For details see Wiring to ex...

Page 32: ...Sheathed wire 2 wire Gauge 0 75 1 25 mm2 Length Max 1000 m IMPORTANT Keep transmission wiring at least 50 mm away from power supply wiring to avoid malfunctions HC0123 F1 F2 P1 P2 R C Z I X18A SS 3 F1 F2 P1 P2 F1 F2 P1 P2 F1 F2 P1 P2 R C R C F1 F2 P1 P2 F1 F2 P1 P2 F1 F2 P1 P2 Be sure to set to ZONE PC board ass y DISPLAY OUTPUT Adapter PCB Remote controller Max 16 units Remote controller Max 16 u...

Page 33: ...ecifications Wiring Sheathed wire Gauge 0 18 1 25 mm2 Length Max 150 m IMPORTANT Keep transmission wiring at least 50 mm away from power supply wiring to avoid malfunctions HC0124 NON VOLT VOLT CHANGE OVER BC B2 B1 G DC12 24V Connect the control input to the common contact non polarity Use a 12 24 V external power supply Each contact requires approximately 10 mA therefore carefully select power su...

Page 34: ...on Function 0 Individual display input ignored Position Function Contents when input A is ON Contents when input A is OFF 1 Remote controller rejection Operation remote controller is normally rejected Stop remote controller rejection 2 Central priority Operation remote controller accepted 3 Stop by remote controller acceptable Operation stop by remote controller acceptable No operation by the remo...

Page 35: ... to A it will be forced OFF function input A is ignored Constant input cannot use for input B with position B Position Function when input A is ON Function when input B is ON C Remote controller rejected Same as position 5 Forced thermostat OFF command D Forced temperature shift command E Last command priority Same as position 6 Forced thermostat OFF command F Forced temperature shift command Posi...

Page 36: ...ing C 25 26 27 28 29 30 31 32 Resistance Ω 73 8 77 8 82 4 85 8 91 0 94 0 99 4 102 2 108 6 110 4 117 2 119 2 125 8 127 4 134 2 140 0 Wiring specifications Wiring Sheathed wire Gauge 1 25 2 00 mm2 Length Max 70m IMPORTANT Keep transmission wiring at least 50 mm away from power supply wiring to avoid malfunctions A A I P SS2 To enable temperature setting from both the adapter and remote controller se...

Page 37: ... rewiring F1 and F2 after running the system turn ON power for 5 minutes then turn it OFF and ON again Changes to wiring can sometimes disable control from the wiring adapter HC0127 Output System Both Ry1 and Ry2 OFF Ry1 only ON Ry2 only ON Zone control All zones OFF At least one unit running normally no malfunction Even 1 unit stopped due to malfunction or malfunction of transmission between adap...

Page 38: ...Check if the following accessories are included in the kit Notes Kits vary according to applicable models A special adapter fixing plate and box are required for the following models FXYCP KRP1B96 PC board support 4 Clamp 3 Installation manual 1 HC0129 Adapter F1U F2U X1A 250 V 5 A X2A HC0130 Terminals for installing optional accessories Terminals for operation display ...

Page 39: ...al accessories are installed auxiliary electric heater humidifier Wire correctly in accordance with the attached installation manual Refer to the wiring diagram applied to the indoor unit when running electric wiring Attaching an hour meter Fan ON display X16A X2A X1A HC0131 Indoor unit PC board Blue Red N L HM AC 220 240 V X2 X1 Output is generated at the contact while the compressor is running H...

Page 40: ...hed clamps so as to keep loose wirings off the indoor unit PC board Concealed ceiling unit Ceiling mounted corner cassette 2 way blow ceiling mounted cassette HC0134 Adapter KRP1B61 Indoor PC board Electric parts box PCB support HC0135 Adapter KRP1B61 PCB support Indoor PC board Electric parts box HC0136 Adapter KRP1B61 Plate for adapter PCB option KRP1B96 NOTE A separate plate is needed to instal...

Page 41: ...unit large Concealed floor standing unit Ceiling suspended unit 40 125 HC0137 Adapter KRP1B61 PCB support Indoor PC board Electric parts box HC0138 PCB support Indoor PC board Electric parts box Adapter KRP1B61 200 250 HC0139 Adapter KRP1B61 PCB support Indoor PC board Electric parts box HC0140 Adapter KRP1B61 PCB support Indoor PC board Electric parts box ...

Page 42: ... the installation manual Notes Be careful with the selection of the optional kit which varies depending on the model For the installation of the following optional kit it also requires the adapter fixing plate and box FXYFP KRP1C98 Names of parts PC board support 4 pieces Plastic straps 3 pieces Installation manual 1 piece HC0142 Adapter PCB for wiring 1 set FuS FuR CN1 250 V 5 A CN2 HC0143 Option...

Page 43: ...stallation Never bundle high and low voltage wiring together Be sure to bundle the excess wring with the attached plastic strap so as to keep the loose wiring off the indoor unit PC board Note To install the adapter Box for adapter PCB option is required Installation of the watt hour meter The fan display signal 4 way blow model HC0119 CN2 CN1 3S 1R For SkyAir Connect to no 1 and no 3 of the termi...

Page 44: ...lock adapter of VRV Contents of kit Prior to installation check whether you have the complete kit of parts as shown below including the installation manual Name of parts CN1 Plastic strap 3 pieces Installation manual 1 piece HC0217 Adapter PCB 1 set CN1 Electric heater connecting terminal HC0225 Display output terminal ...

Page 45: ...n manual included in the kit Refer to the wiring diagram of the indoor unit for its wiring connection Installation Never bundle high and low voltage wiring together Be sure to bundle the excess wring with the attached plastic strap so as to keep the loose wiring off the indoor unit PC board Installation of the watt hour meter The fan display signal CN1 CN2 CN16 HC0211 Indoor unit PC board Assy HM ...

Page 46: ...l as to set operating state temperature setting etc It can display the operation state such as operation modes and preset temperature by group Furthermore the unit can be connected with an external key system or host computer monitor panel to enable forced ON OFF input no voltage normally open contactor This unit cannot be used concurrently with the adapter for electrical appendieces optional acce...

Page 47: ...wipe Blot adhering water with a dry cloth Never pull or twist the electric wire of a remote controller It can cause the unit to malfunction Never inspect or service the central remote controller by yourself Ask a qualified service person to perform this work GROUP OF INDOOR UNIT refers to the above A A single indoor unit without remote controller B A single indoor unit controlled by one or two rem...

Page 48: ...18 1 3 4 5 6 7 8 2 9 CENTRAL REMOTE CONTROLLER 5 6 7 8 1 2 3 4 00 01 02 03 04 05 06 07 08 09 10 1112 13 14 15 C HOST ZONE SELECT ZONE GROUP No CODE No TEST RESET ALL ALL OK ZONE REF CIRCUIT MONITOR ZONE GROUP ZONE SET REF CIRCUIT TEST CODE No No HC0147 ZONE SELECT ZONE GROUP No CODE No TEST RESET OK ZONE ZONE REF CIRCUIT 30 29 28 27 26 25 33 32 31 23 24 22 21 20 19 HC0148 ...

Page 49: ...NTROLLER 1 2 3 4 00 01 02 03 04 05 06 07 08 09 10 1112 13 14 15 C ZONE SELECT ZONE GROUP No CODE No TEST RESET ALL ALL OK ZONE REF CIRCUIT MONITOR ZONE CODE No No 8 1 3 7 2 5 4 6 HC0150 CENTRAL REMOTE CONTROLLER 1 2 3 4 00 01 02 03 04 05 06 07 08 09 10 1112 13 14 15 C ZONE SELECT ZONE GROUP No CODE No TEST RESET ALL ALL OK ZONE REF CIRCUIT MONITOR ZONE CODE No No 1 HC0151 CENTRAL REMOTE CONTROLLER...

Page 50: ...ZONE GROUP No CODE No TEST RESET ALL ALL OK ZONE REF CIRCUIT MONITOR GROUP 1 2 HC0153 CENTRAL REMOTE CONTROLLER 1 2 3 4 00 01 02 03 04 05 06 07 08 09 10 1112 13 14 15 C ZONE SELECT ZONE GROUP No CODE No TEST RESET ALL ALL OK ZONE REF CIRCUIT MONITOR GROUP TEST 1 HC0154 CENTRAL REMOTE CONTROLLER 1 2 3 4 00 01 02 03 04 05 06 07 08 09 10 1112 13 14 15 C ZONE SELECT ZONE GROUP No CODE No TEST RESET AL...

Page 51: ...NE GROUP No CODE No TEST RESET ALL ALL OK ZONE REF CIRCUIT MONITOR GROUP 1 3 2 4 HC0156 CENTRAL REMOTE CONTROLLER 1 2 3 4 00 01 02 03 04 05 06 07 08 09 10 1112 13 14 15 C ZONE ZONE SELECT ZONE GROUP No CODE No TEST RESET ALL ALL OK ZONE REF CIRCUIT MONITOR GROUP 1 2 HC0157 CENTRAL REMOTE CONTROLLER 1 2 3 4 00 01 02 03 04 05 06 07 08 09 10 1112 13 14 15 C ZONE SELECT ZONE GROUP No CODE No TEST RESE...

Page 52: ... and operation mode selecting possible impossible by remote controller Zone control for simpler operation You can control a maximum of 64 groups of indoor units by using this central remote controller You don t have to repeat the same setting operations by group because you can make each of the following settings by zone Also there is a function which allows you to unify settings in all groups Whe...

Page 53: ...splays the contents of a malfunction The lamp flashes when a malfunction stops operation The contents of the current malfunction are displayed in the inspection mode DISPLAY OPERATION MONITOR TEST DISPLAY INSPECTION TEST The lamp is lit while operation is being monitored Press the inspection test operation button Either the inspection or test lamp lights up DISPLAY ZONE SETTING DISPLAY CHANGEOVER ...

Page 54: ...No BUTTON FOR REFRIGERANT SYSTEM DISPLAY OPERATION MODE SELECTOR BUTTON See page 62 See page 61 ZONE GROUP CHANGEOVER BUTTON INSPECTION TEST OPERATION BUTTON Switches display zone to display group or vice versa Press to run inspection or test run ADVANCE BACKWARD BUTTON CLEARING BUTTON FOR MALFUNCTION CODE MEMORY See page 53 Press to clear malfunction code ON OFF BUTTON FILTER SIGN RESET BUTTON St...

Page 55: ...pproximately one minute and may not respond to operation until all the liquid crystal display appears Unless operated from within one minute from when the display of zoning appears the display will automatically revert back to the group display A single setting will simultaneously determine the same setting of all the groups in the zone So pay attention to the following points in setting the zone ...

Page 56: ...he display flashes If you don t wish to program the to Check the timer No of the schedule timer If the schedule timer is not programmed set the program in accordance with the instruction manual of schedule timer Press the TIMER ON BUTTON to finalize the time No The display flashes and then lights up solidly Press the TIMER ON BUTTON within 10 seconds after the time No is displayed The display retu...

Page 57: ... See page 122 for further details When execute operation stop by zone Press the ON BUTTON The operation lamp lights up and then the display of the corresponding group appears Press the OFF BUTTON Unless operated from within one minute from when the display of zoning appears the display will automatically revert back to the group display Cooling mode is selected Unified operation is not set within ...

Page 58: ...ntroller during the preset hours and not starting operation by the central remote controller at the programmed time of system start Select whether to accept or to reject the operation from the remote controller regarding the operation stop temperature setting and operation mode setting respectively and determine the particular control mode from the rightmost column of the table below Example HOW T...

Page 59: ...eptance Rejection Acceptance 4 Rejection 14 Acceptance Acceptance 5 Rejection 15 Individual Acceptance Rejection Acceptance 6 Rejection 16 Acceptance Acceptance 7 Rejection 17 Timer operation possible by remote controller Acceptance During timer at ON position only Rejection During timer at OFF position only Rejection Acceptance 8 Rejection 18 Acceptance Acceptance 9 Rejection 19 EXAMPLE OF OPERAT...

Page 60: ...g the hours programmed for timer operation Operation starts without fail at the timer programmed time Operation Stop Operation Programmed to operate at 9 00 Operation stop is possible by the remote controller at any time regardless of the hours programmed by the timer Stops temporarily at the timer programmed stop time Stop Stop Operation Programmed to stop at 5 00 Programmed to stop at 10 00 Oper...

Page 61: ...fers to the acceptable setting while refers to the not acceptable setting In the meanwhile 1 and 2 refer to the followings 1 Setting may not be acceptable depending on the type of indoor unit with which this unit is connected 2 The group on FAN operation in the zone performs the temperature control operation cool heat under the outdoor refrigerant system A Zone without display The group with maste...

Page 62: ... appears Press the when the display shows 32 C The display appears Set the temperature at the point 1 C higher than the upper limit and 1 C lower than the lower limit of the range subject to setting respectively GROUP MONITORING Fig 7 Press the ZONE GROUP CHANGEOVER BUTTON on the display of zoning and the display group appears Unless operated from within one minute from when the display of zoning ...

Page 63: ...re the operation modes such as cool heat operation and FAN operation can be set by remote controller and central remote controller Check the particular group with the master remote controller setting for the refrigerant system you wish to reset See the right Call up the group without the display See page 136 Hold the OPERATION MODE SELECTOR BUTTON down for about four seconds while the above group ...

Page 64: ...s provided with group 1 03 Press the BUTTON FOR REFRIGERANT SYSTEM DISPLAY again The display goes out The refrigerant system display is finished now NOTES Unless operated from within one minute from when the refrigerant system display the display will automatically revert back to the group display This function may not be available depending on the type of outdoor unit with which the unit is conne...

Page 65: ...fied stop Press the UNIFIED STOP BUTTON The lights of every display of group No in operation go out at the same time then the lights of all the groups stop at the same time When using the central remote controller in conjunction with other optional controllers for centralized control the OPERATION LAMP on controllers which are not being used for operation may delay a few minutes before lighting or...

Page 66: ...n take off the malfunction contact point and unified operation stop by contact point all by connecting this unit with the unification adapter for computerized control For further details ask your DAIKIN dealer Unification adapter for computerized control Central remote controller With two central remote controllers centralized control indoor units is possible from different locations Central remot...

Page 67: ...phase 50 60 Hz 220 240 V 220 V Power consumption Max 4 5 W Forced ON OFF input Continuous a contact Contact current approximately 10 mA Size 180 W x 120 H x 64 5 D Weight 430 g Specifications and appearance of this unit subject to change without notice HC0174 3PA63363 1 EM96A021 CENTRAL REMOTE CONTROLLER 1 2 3 4 00 01 02 03 040506 07 08 09 10 111213 14 15 C ALL ALL ALL MONITOR GROUP 16 48 5 180 12...

Page 68: ...mote controller at 2 locations and twist the screwdriver lightly PC board is attached both the upper and lower part of remote controller Do not damage the board with the screwdriver Pull out the room name indication plate Insert the point of a mechanical pencil etc into the hole of the indication sticker to pull it out HC0190 ON OFF CONTROLLER UNIFIED HOST ALL ALL 00 03 02 01 04 07 06 05 08 11 10 ...

Page 69: ...ode Individual Centralized Timer operation possible by remote controller ON OFF control impossible by remote controller Content Operation stop is controlled by both unified ON OFF controller and remote controller After operated by unified ON OFF controller operation stop is freely controlled by remote controller until stopped by unified ON OFF controller When used in conjunction with schedule time...

Page 70: ...ean moisten a cloth with a neutral cleanser diluted in water rinse and wipe Blot adhering water with a dry cloth Never pull or twist the electric wire of the schedule timer It can cause the unit to malfunction Never inspect or service the schedule timer by yourself Ask a qualified service person to perform this work FEATURES AND FUNCTIONS When used in conjunction with central remote controller Opt...

Page 71: ... 12 DAY COPY DAY CLOCK 1 7 DAY OFF Y OFF DELETE HR MIN CLOCK OFF OFF OFF OFF OFF OFF OFF AM PM MON TUE WED THU FRI SAT SUN PROGRAM START ON OFF AM PM 1 2 3 4 5 6 7 MON TUE WED THU FRI SAT SUN 1 2 3 4 5 6 7 AM PM SET1 AM PM SET2 ON OFF AM PM ALL ALL 10 11 1 3 4 5 6 7 8 2 9 HC0176 18 OK MIN 1 60 PROGRAM HR 1 12 DAY COPY DAY CLOCK 1 7 DAY OFF DELETE HR MIN NO 20 19 14 17 16 13 15 12 HC0177 ...

Page 72: ...LETE HR MIN CLOCK OFF OFF AM SAT SUN ON OFF PM 6 7 FRI 5 PM SET SET1 PM SET SET2 ON OFF PM ALL ALL 5 4 6 7 3 2 1 8 HC0179 SCHEDULE TIMER OK MIN 1 60 PROGRAM NO NO HR 1 12 DAY COPY DAY CLOCK 1 7 DAY OFF DELETE HR MIN CLOCK OFF OFF AM SAT SUN ON OFF PM 6 7 FRI 5 PM SET1 PM SET2 ON OFF PM ALL ALL 2 5 7 6 3 7 1 8 5 6 4 HC0180 SCHEDULE TIMER OK MIN 1 60 PR PROGRAM NO NO HR 1 12 DAY COPY DAY CLOCK 1 7 D...

Page 73: ... select the day of the week DISPLAY HOLIDAY SETTING HOUR MINUTE BUTTON Lights above the day of the week set as holiday The operation controlled by timer is not available on that day Press this button to adjust the present time and the programmed time DISPLAY SETTING OF DAYS OF A WEEK TIMER ON BUTTON Flashes below the day of the week programmed Press this button to set the present time and the prog...

Page 74: ...r becoming AM 11 00 when the button is pressed the display becomes PM 0 00 After becoming 59 minute when the button is pressed the display becomes 00 minute Press the TIMER ON BUTTON the moment the time signal of TV radio telephone etc is heard The mark flashes and the clock starts Notes The clock used is of 12 hour type When you turn power supply on the system may display 88 for about one minute ...

Page 75: ...eek to Wednesday through Friday in sequence Press the BUTTON FOR SELECTING DAYS OF A WEEK and set the following day Press the BUTTON FOR COPYING PROGRAM OF PREVIOUS DAY The same program as that of the immediately preceding day of the week is set Note Repeat each procedure 3 5 in the above when not copying the contents of the previous day 3 Holiday setting Press the BUTTON FOR SELECTING DAYS OF A W...

Page 76: ...ING START BUTTON The program setting is ready The display PROGRAM START appears and the display of days of a week flashes Press the TIME No BUTTON and select the desired No Press the BUTTON FOR SELECTING DAYS OF A WEEK and set the day of the week to be changed The set No of programmed time of the day of the week is displayed This is the end of the setting example 8 NO CLOCK OFF OFF AM MON TUE WED ...

Page 77: ...the button is pressed within 20 minutes the display will automatically revert back to the original state In this case setting contents to the point where the TIMER ON BUTTON or HOLIDAY SETTING BUTTON or BUTTON FOR COPYING PROGRAM OF PREVIOUS DAY is pressed will only take effect To continue the change cancellation do not press the PROGRAMMING START BUTTON until all change cancellation are completed...

Page 78: ...lled by the schedule timer alone and the operation stop is controlled freely with the remote controller during the programmed time Notes For current settings contact your DAIKIN dealer To change settings contact your DAIKIN dealer Do not change settings yourself ERROR DIAGNOSING FUNCTION Fig 7 This schedule timer is provided with the malfunction diagnosing function The malfunction code flashes if ...

Page 79: ... 35 C Timer programming Two pairs of programmed time for both system start and system off can be set in units of minute for each day of the week Power failure compensation time Approximately 48 hours for a single occurrence of power failure clock with No of programmed time Size Width Height Depth 120 W 120 H 53 D mm Weight Approximately 210g Specifications and appearance subject to change without ...

Page 80: ...150A K DGL200A K DGL250A Applicable model VAM150FA VAM250FA VAM500FA VAM 800FA VAM350FA VAM650FA VAM1000FA VAM1500FA VAM2000FA Nominal pipe diameter mm φ 100 φ 150 φ 200 φ 250 Noise reducing effect dB approx 6 approx 6 approx 11 approx 11 Effective opening area cm2 187 257 333 438 Weight kg 2 4 3 3 4 5 5 2 K DGL100A K DGL150A K DGL200A K DGL250A 100 200 0 5 20 15 10 25 HC0193 Supply air Exhaust ai...

Page 81: ...200 12 284 180 180 284 300 27 169 125 12 8 300 Hook hole pitch 8 5 5 9 5 slot 160 Hook hole pitch 205 380 311 74 φ 145 250 12 334 190 190 334 357 27 214 150 12 8 HC0242 350 Hook hole pitch 8 5 5 9 5 slot 200 Hook hole pitch 275 450 376 84 φ 195 415 300 12 399 255 255 399 422 27 214 175 12 8 HC0243 8 5 5 9 5 slot 280 Hook hole pitch 275 15 450 376 89 φ 255 350 12 399 255 255 399 422 42 214 200 12 8...

Page 82: ...sing the provided tapping screws long ones 3 Attach the adapter to the body using the provided tapping screws short ones For suspending on anchor bolts 1 Attach the adapter to the body using the provided tapping screws short ones 2 Fix the provided hook metals 2 pcs to the body using the four tapping screws short ones 3 Fix the body to the anchor bolts so that it stays horizontally level M8 or M10...

Page 83: ...aper For installing the ceiling material 1 Cut the ceiling material to the following dimensions Avoid using heavy 0 7 kg or more or fragile material as the ceiling material 2 Remove the four screws and detach the panel 3 Cut the panel along the groove 4 Put the cut ceiling material and reassemble the panel If the ceiling material thickness is not more than 12 mm attach the provided packing to the ...

Page 84: ...let provided on the body of HRV units 3 Use the provided screws and install the flange on the HRV units 4 Install the silencer on the flange Then install the duct coupling 5 Insert the duct into the duct coupling and wind round the commercially available aluminum tape etc to prevent the air leakage Part No KDDM24A50 KDDM24A100 Applicable model VAM500FA VAM650FA VAM800FA VAM1000FA VAM1500FA VAM2000...

Page 85: ...dust collecting efficiency Over 82 Gravimetric method A B 14 Dimension table mm Part No A B YAFF323F15 362 147 YAFF323F25 435 147 YAFF323F35 621 167 YAFF323F50 725 167 YAFF323F65 757 202 YAFF323F100 1016 202 HC0219 Part No Applicable Model Q ty Set Required set YAFM323F15 VAM150FA 1 1 YAFM323F25 VAM250FA 1 1 YAFM323F35 VAM350FA 2 1 YAFM323F50 VAM500FA 2 1 YAFM323F65 VAM650FA VAM800FA 2 1 VAM1500FA...

Page 86: ...c pressure must be within 13 mmH2O to 50 mmH2O Installation procedure Use the nominal diameter of the connecting pipe according to the noise suppression duct diameter Use the provided clamp band to secure the noise suppression duct Insert the connection opening of the noise suppression duct into the connecting pipe and tighten with clamp band 1 Insert the connection opening of the noise suppressio...

Page 87: ...all a circuit breaker for each Electric heater capacity formula Heat capacity P kW 0 29 Air flow rate Temp 860 For VAM500FJVE when Air flow rate 500m3 h Ultra high and preheater so that the outdoor temp rise from 20 C to 10 C Temp 10 deg P 0 29 500 10 860 1 68 kW Check the temperature rise at low notch For 2kW heater when 300m3 h T 860 P 0 29 Air flow rate 860 2 0 29 300 19 7 deg Therefore 20 19 7...

Page 88: ... cut out etc built in Duct Field supply TH3 Temperature thermostat ON when the temperature is at or below 10 C Duct Front of EH Field supply TH4 Temperature thermostat OFF when the temperature is at or more than 5 C Duct behind of EH Field supply HC0223 Return Air Supply Ai Exhaust Air Outdoor Air HRV Adapter BRP4A50 Temperature thermostat Field supply Heater OFF when the temperature is at or more...

Page 89: ...the outside of switch box for HRV unit as shown below Cautions Switch setting of the HRV unit The initial setting is required by remote controller for indoor unit or HRV unit See the INSTALLATION MANUAL of HRV Local setting Electric heater setting ON OFF delay 19 29 8 03 The initial setting is necessary for safety 3P055038 Lid Switch Box Fixing Screw Heater Control kit Fixing Screw ADAPTER PCB KRP...

Page 90: ... 58 Supply air and exhaust air flow rate for fresh up mode Supply air flow rate Exhaust air flow rate 550 500 1 1 Cooling Enthalpy exchange efficiency from above Table 58 0 96 55 6 Correction ratio Exchange efficiency less than 50 70 90 0 7 0 8 0 9 1 0 1 1 1 2 1 3 1 4 1 5 1 6 1 7 1 8 1 9 2 0 1 2 1 1 1 0 9 0 8 0 7 0 6 0 5 Correction factor for the heat exchange efficiency Supply air flow rate exhau...

Page 91: ...r Air filters Heat exchange elements Remark Be sure to provide the inspection hole 450 x 450 mm to inspect the air filters the exchange elements and fans 3D036757 Switch box Inspection hole Maintenance space for the heat exchange elements the air filters and fans Ceiling hook 4 14x40 oval hole Supply air fan Maintenance cover OA EA Fresh air from outdoors Outdoor air Exhaust air to outdoors SA RA ...

Page 92: ...x Heat exchange elements Air filters Remark Be sure to provide the inspection hole 450 x 450 mm to inspect the air filters the exchange elements and fans 3D036759 Switch box Maintenance space for the heat exchange elements the air filters and fans Ceiling hook 4 14x40 oval hole Inspection hole Supply air fan Maintenance cover SA RA Supply air to room Return air from room Damper plate Exhaust air f...

Page 93: ...ilters Heat exchange elements Remark Be sure to provide the inspection hole 450 x 450 mm to inspect the air filters the exchange elements and fans 3D036761 Maintenance space for the heat exchange elements the air filters and fans Ceiling hook 4 14X40 oval hole Inspection hole Supply air fan Maintenance cover SA Supply air to room RA Return air from room Damper plate Exhaust air fan EA Exhaust air ...

Page 94: ...inspect the air filters the exchange elements and fans Maintenance cover Switch box OA Fresh air from outdoor Outdoor air Inspection hole 3D036763 Maintenance space for the heat exchange elements the air filters and fans Ceiling hook 4 14X40 oval hole Maintenance cover SA Supply air to room RA Return air from room Damper plate Exhaust air fan 2 pieces EA Exhaust air to outdoors Switch box Heat exc...

Page 95: ...outdoors Switch box Heat exchange elements Air filters Remark Be sure to provide the inspection hole 450 x 450 mm to inspect the air filters the exchange elements and fans Maintenance cover Switch box OA Fresh air from outdoor Outdoor air Inspection hole Supply air fan 2 pieces 3D036836 NOTE 1 Remote controller cord and staple are not attached they are field supplied parts however they are attache...

Page 96: ...air Ry1 Magnetic relay On Off F1U Fuse 250V 10A R2T Thermistor outdoor air Ry2 Magnetic relay humidifier operation K1R K3R Magnetic relay M1F S1W Limit switch X9A 10A Connector KRP50 20 K4R K6R Magnetic relay M2F T1R Transformer supply 220 240V 22V Remote control K7R Magnetic relay M1D X1M Terminal power supply SS1 Selector switch main sub M1D Motor damper motor X2M Terminal control Optional conne...

Page 97: ...1F M4F RY4 RY6 Magnetic relay M4F Ry2 Magnetic relay humidifier operation F1U F2U Fuse 250V 10A R1T Thermistor indoor air Remote control K1R K3R Magnetic relay M1F R2T Terminal outdoor air SS1 Selector switch main sub K4R K6R Magnetic relay M2F S1W S2W Limit switch Connector for optional parts K7R Magnetic relay M1D T1R Transformer 220 240V 22V X9A Connector for KRP50 2 K8R Magnetic relay M2D X1M ...

Page 98: ... 5 36 5 35 5 31 5 VAM1000FA 36 35 31 5 36 35 5 32 36 5 35 5 31 5 36 5 35 5 32 VAM1500FA 39 5 38 34 40 5 38 33 41 38 5 35 41 38 5 35 VAM2000FA 40 38 35 41 38 33 41 5 40 36 41 5 40 35 Ventilation Mode 240V 50Hz 220V 60Hz Total Heat Exchange mode Bypass mode Total Heat Exchange mode Bypass mode Fan Speed U H H L U H H L U H H L U H H L Model VAM150FA 28 5 27 5 21 5 28 5 27 5 21 5 28 5 26 5 19 28 27 2...

Page 99: ... 28 5 21 22 5 23 5 60Hz 220V U H 51 5 52 49 43 5 39 5 34 25 5 25 5 H 49 50 45 5 40 38 30 24 5 26 L 44 5 41 39 34 5 30 5 20 20 22 4D036766 dB Model Power supply Hz Notch 63 125 250 500 1000 2000 4000 8000 VAM350FA7VE 50Hz 220V U H 57 5 53 49 5 45 42 5 39 5 31 5 25 5 H 58 5 51 46 5 43 5 40 5 35 26 26 5 L 58 5 45 5 41 5 38 33 5 24 25 27 230V U H 59 5 54 50 5 46 43 5 40 5 32 5 27 5 H 60 52 49 46 42 36...

Page 100: ...57 52 50 48 38 5 31 25 5 L 58 55 49 45 5 43 5 36 5 27 5 24 230V U H 62 5 57 5 54 5 51 49 5 42 5 37 29 H 61 5 57 5 52 5 50 5 48 5 39 31 5 26 5 L 58 5 55 49 47 43 5 37 28 25 240V U H 62 5 59 54 5 51 5 50 5 42 5 37 29 H 62 58 53 51 49 39 5 32 27 5 L 59 55 5 49 5 47 5 44 37 5 29 26 60Hz 220V U H 62 5 57 5 53 5 52 49 5 42 36 27 H 61 57 52 50 48 38 30 24 5 L 59 54 51 47 5 43 35 5 26 24 5 4D036772 dB Mod...

Page 101: ...band sound pressure level dB OdB 0 0002 μbar 4D036879 Octave band center frequency Hz Approximate threshold hearing for continuous noise Octave band sound pressure level dB OdB 0 0002 μbar 4D036880 Octave band center frequency Hz Octave band sound pressure level dB OdB 0 0002 μbar Approximate threshold hearing for continuous noise 4D036887 Octave band center frequency Hz Approximate threshold hear...

Page 102: ...band sound pressure level dB OdB 0 0002 μbar 4D036882 4D036883 Approximate threshold hearing for continuous noise Octave band sound pressure level dB 0dB 0 0002μ bar Octave band center frequency Hz Octave band sound pressure level dB OdB 0 0002 μbar Approximate threshold hearing for continuous noise Octave band center frequency Hz 4D036890 Octave band sound pressure level dB OdB 0 0002 μbar Approx...

Page 103: ...evel dB 0dB 0 0002μ bar Octave band center frequency Hz 4D036886 Approximate threshold hearing for continuous noise Octave band sound pressure level dB 0dB 0 0002μ bar Octave band center frequency Hz 4D036893 Approximate threshold hearing for continuous noise Octave band sound pressure level dB 0dB 0 0002μ bar Octave band center frequency Hz 4D036894 Approximate threshold hearing for continuous no...

Page 104: ... Pa ø 150 Pipe length Exchange efficiency Air flow rate m3 h 4D036774 Exchange efficiency External static pressure Pa Low VAM350FAVE Temperature exchange efficiency Enthalpy exchange efficiency heating Enthalpy exchange efficiency cooling Ultra High High 4D036775 Air flow rate m3 h ø 150 Pipe length Exchange efficiency Temperature exchange efficiency Enthalpy exchange efficiency heating Enthalpy e...

Page 105: ...py exchange efficiency heating Enthalpy exchange efficiency cooling Ultra High High Low External static pressure Pa Exchange efficiency VAM1000FA5VE ø 250 Pipe length Air flow rate m3 h 4D036780 Temperature exchange efficiency Enthalpy exchange efficiency heating Enthalpy exchange efficiency cooling Ultra High High Low External static pressure Pa Exchange efficiency VAM1500FA5VE Air flow rate m3 h...

Page 106: ...PENSION BOLT POSITION AIR DISCHARGE GRILLE K DGL100A SUSPENSION BOLT POSITION INSPECTION HOLE HEAT INSULATOR FIELD SUPPLY SUSPENSION BOLT FIELD SUPPLY VAM150FA 3D036782 MAINTENANCE SPACE OA FRESH AIR FROM OUTDOORS ROUND SHAPE HOOD FIELD SUPPLY EA EXHAUST AIR TO OUTDOORS A GRADIENT OF MORE THAN ONE IN FIFTY INSPECTION HOLE FIELD SUPPLY NOMINAL DIAMETER FIELD SUPPLY OA FRESH AIR FROM OUTDOORS EA EXH...

Page 107: ...PENSION BOLT POSITION AIR DISCHARGE GRILLE K DGL150A SUSPENSION BOLT POSITION INSPECTION HOLE HEAT INSULATOR FIELD SUPPLY SUSPENSION BOLT FIELD SUPPLY VAM350FA 3D036787 MAINTENANCE SPACE OA FRESH AIR FROM OUTDOORS ROUND SHAPE HOOD FIELD SUPPLY EA EXHAUST AIR TO OUTDOORS A GRADIENT OF MORE THAN ONE IN FIFTY INSPECTION HOLE FIELD SUPPLY NOMINAL DIAMETER FIELD SUPPLY OA FRESH AIR FROM OUTDOORS EA EXH...

Page 108: ...FOR ABSORBING VIBRATION FIELD SUPPLY AIR DISCHARGE GRILLE K DGL200A VAM650FA 3D036789 MAINTENANCE SPACE FRESH AIR FROM OUTDOORS OA ROUND SHAPE HOOD FIELD SUPPLY EA EXHAUST AIR TO OUTDOORS A GRADIENT OF MORE THAN ONE IN FIFTY INSPECTION HOLE FIELD SUPPLY NOMINAL DIAMETER FIELD SUPPLY OA FRESH AIR FROM OUTDOORS EA EXHAUST AIR TO OUTDOORS RA RETURN AIR FROM ROOM SUSPENSION BOLT POSITION AIR DISCHARGE...

Page 109: ...1 MAINTENANCE SPACE FRESH AIR FROM OUTDOORS OA ROUND SHAPE HOOD FIELD SUPPLY EA EXHAUST AIR TO OUTDOORS A GRADIENT OF MORE THAN ONE IN FIFTY INSPECTION HOLE FIELD SUPPLY NOMINAL DIAMETER FIELD SUPPLY OA FRESH AIR FROM OUTDOORS EA EXHAUST AIR TO OUTDOORS RA RETURN AIR FROM ROOM SUSPENSION BOLT POSITION AIR DISCHARGE GRILLE K DGL200A SUSPENSION BOLT POSITION HEAT INSULATOR FIELD SUPPLY METAL SUSPENS...

Page 110: ... Round shape hood Field supply EA Exhaust air to outdoors Heat insulator Field supply Suspension bolt position Air suction grille Metal suspension bracket for absorbing vibration Field supply Suspension bolt position Field supply Fresh air from outdoors EA Exhaust air to outdoors Nominal diameter Field supply Nominal diameter Field supply Suspension bolt position Air discharge grille Air discharge...

Page 111: ... to effect Bypass ventilation Indication of operation control method When the operation of HRVs are interlocked with the air conditioners this indication may be shown While the indication is shown the ON OFF of HRVs cannot be operated by the HRV remote control Indication of operation standby It indicates the precooling preheating operation This unit is at stop and will start operation after the pr...

Page 112: ...de display changes as shown below example When the FILTER indication appears on the display clean the filter of the HRV unit Refer to the section 3 8 1 3 Independent operation of the HRV unit using the Centralized control DCS302B61 After selecting the zone where the only the HRV unit operation is desired press the operation mode selector and select VENTILATION The HRV unit can then be operated ind...

Page 113: ...t the power 1 Go into the ceiling through the inspection hole remove the hanging metals of maintenance cover and take it off 2 3 Take out the air filter 4 To clean the air filter lightly pat it with hand or remove dust with a vacuum cleaner If excessively dirty wash it with neutral detergent 5 If the air filter is washed remove water completely and allow to dry for 20 to 30 minutes in the shade Wh...

Page 114: ...ENTLY IF NECESSARY HC0218 Conditions Causes Corrective actions The unit does not operate at all Check if there is a power failure After power has been restored start operation again Check if the fuse has blown or breaker has worked Change the fuse or set the breaker Check if the indication of operation control method on remote control BRC301B61 is shown This is normal Operate the unit using the ai...

Page 115: ...te HRV unit Operation by exclusive remote controller for HRV unit Interlocked operation Interlocked operation with indoor unit by remote controller for indoor unit The HRV unit can also be operated independently by the remote controller for indoor unit even if indoor unit is not in operation The HRV unit cannnot be operated independently when the duct is connected directly to the indoor unit 1 Ini...

Page 116: ...its installed in such as a spacious room is available BRC301B61 Liquid crystal remote controller Interlocked operation system with VRV systems and SkyAir series Single group interlocked operation The HRV unit operates whenever the indoor unit is in operation and can also be operated independently by the remote controller for indoor unit even if the indoor unit is not in operation Direct duct conne...

Page 117: ...oller operation is not available with simple remote controllers 119 Up to 16 HRV units can be controlled with one liquid crystal remote controller The maximum total length of remote controller wiring is 500 m Control with two remote controllers is available Same as operation from local place Group control is not available with a simple remote controller All the settings of HRVs in the same group a...

Page 118: ...trol One adapter PCB can control up to 64 groups collectively DCS301B61 Unified On Off Controller up to 4 controllers DST301B61 Schedule timer KRP2A61 Adapter PCB for remote control not possible to use together with other central controller One of the above controller should be installed in indoor unit However only KRP2A61 can also be installed in HRV unit Zone control system The Central remote co...

Page 119: ...ber It cannot be set by the remote controller for HRV unit The power must be supplied The schedule timer When you use the schedule timer alone it is necessary to supply the power of DC16V which can be supplied from the printed circuit board of the nuit from CN11 in case of HRV unit Adapter PCB for remote control The adapter PCB for remote control cannot be used with other central controller It can...

Page 120: ...not be done by the remote control for HRV unit which has to be set by the remote control for indoor unit Example of control wiring Switch setting of HRV unit No change is required as per factory setting Optional accessories required Remote control for HRV unit BRC301B61 X9A X10A X11A J1 J2 F1 F2 P1P2 P1P2 JC SS1 HC0021 HRV unit Remote control for HRV unit Up to 500 m maximum Information 1 If you i...

Page 121: ...aneous control of multiple HRV units max 16 units is available for application to such as a spacious room All operation and individual setting can be carried out from one remote control In case the liquid crystal indicates malfunction the indication of HRV unit No shows in the display If another remote control is additionally installed control with two remote controls is possible Point No address ...

Page 122: ...ke It can reduce the number of outlets for supply air The HRV unit cannot be operated independently to prevent a reverse stream of fresh air to the suction side of the indoor unit unless the fan of indoor is in operation Note 1 The amount of fresh air to the indoor unit should be less than 20 of the total air volume of the indoor unit If the amount of fresh air is too much the capacity of the indo...

Page 123: ...control should be installed in the one of the unit connected to the central transmission line When you install an adapter PCB for remote control in the indoor unit select the applicable model number of Adapter PCB to be installed Example of control wiring Note The central transmission line can be extended up to 1000 m maximum Switch setting for HRV unit The initial setting by the remote control fo...

Page 124: ...nit and HRV unit 2 The operation of HRV unit is not interlocked with the operation of indoor unit under this control system If you like to have a interlocked operation please consider other control system Switch setting for HRV unit The initial setting is required by the remote control for indoor unit or HRV unit No change is required as per factory setting Optional accessories required Remote con...

Page 125: ...u operate the HRV unit interlocked to the operation of indoor unit please set the same zone number At that time it is necessary to set the zone operation on the HRV unit 3 It is not possible to operate On Off from the remote control for the HRV unit in zone 1 4 It is not necessary to set the zone operation mode in zone 2 which is already set at the factory Switch setting for HRV unit The initial s...

Page 126: ...into the room 2 When you install the remote control it is possible to have normal operation after the electric power is supplied Example of control wiring Switch setting for HRV unit Install the remote control for indoor unit for the initial setting After completion of the initial setting remove the remote control Optional accessories required None Purposes and functions To monitor the operation o...

Page 127: ...hat of exhaust air Example of control wiring Local wiring Note The connecting wiring between HRV unit and the terminal for local connection can be extended up to 50 m maximum Switch setting of HRV unit No change is required factory setting Optional accessories required None X9A X10A X11A J1 J2 F1 F2 P1P2 P1P2 JC SS1 HC0032 Connecting line can be extended up to 50 m maximum Terminal for local conne...

Page 128: ...ool preheat On Off setting ON 17 27 2 02 Precool preheat time setting Time 17 27 3 1 Preheat extra time setting Time 17 27 9 2 1 setting01 for 30 02 for 45 and 03 for 60 minutes 2 setting01 for 0 factory set 02 for 30 03 for 60 and 04 for 90 minutes Optional accessories required None Purposes and functions The HRV unit can be controlled the operation of On Off remotely by the signal from no voltag...

Page 129: ...operation stop and the timer setting cannot be done by the remote control for the HRV unit The operation lamp blinks twice to indicate that the operation is not possible 2 The remote control for the HRV unit cannot set the group no for centralized control In this case the remote control for the indoor unit has to be connected once for this setting 3 It is not possible to have Precool preheat time ...

Page 130: ... of the group number for central control 2 The HRV unit judges the ventilation mode individually Example of control wiring Switch setting of the HRV unit The initial setting is required by the remote control for indoor unit Collective zone interlock setting OFF as per factory set Optional accessories required Central remote control DCS302B61 X9A X10A X11A J1 J2 F1 F2 P1 P2 P1 P2 JC SS1 F1 F2 P1 P2...

Page 131: ...ower supply for the schedule timer can be supplied from the PCB of the unit X18A for the indoor unit and X11A for the HRV unit Example of control wiring Switch setting of the HRV unit The initial setting is required by the remote control for the indoor unit Collective zone interlock setting OFF Factory setting Optional accessories required Schedule timer DST301B61 X9A X10A X11A J1 J2 X18A F1 F2 P1...

Page 132: ... Example control wiring Switch setting of the HRV unit The initial setting is required by the remote control for the indoor unit or HRV unit Collective zone interlock setting OFF as per factory setting The setting of switch on the PCB Voltage no voltage changeover switch SS1 no voltage Remote control mode changeover switch RS1 should be selected Optional accessories required Adapter PCB for remote...

Page 133: ...cording to the functions required System description Unit No Setting Operation display functions means possible Choise condition Zone setting Interlocked zone contol Group number setting for central control Operation stop Independent ventilation Operation stop Ventilation air flow Ventilation mode Fresh up Filter sign Malfunction code HRV unit side Collective Individual On Off Required Not Require...

Page 134: ...transmission signal to operate the units if the remote control is not installed Part 2 If the HRV unit is interlocked to the centralized control the central transmission line should be connected to the terminal no F1 and F2 of indoor unit Example of control wiring Reason The information from the indoor unit cannot be transmitted to the central control through the HRV unit And also the information ...

Page 135: ... initial setting Normal Ultra high 5 Yes No setting for direct duct Connection with VRV system Noduct Air flow setting With duct fan off Setting for cold areas Fan operation selection for heater thermo OFF No duct With duct Fan off Fan L Fan off Fan L 7 Centralized individual setting Centralized Individual 8 Centralized zone interlock setting No Yes Priority on Operation 9 Preheat time extension s...

Page 136: ...e information when centralized controller is connected Input from outside Between terminal no J1 JC Used for fresh up operation by external input Between terminal no J2 JC Used for Operation Stop by external input HC0043 X3A X4A CN2 CN1 CN7 FuL 10A CN13 CN8 CN12 CN5 CN6 CN9 KRP 50 2 SS1 CN11 CN10 L N P2 P1 F1 F2 J1 J2 JC P2 L N P1 F1 F2 J1 J2 JC SS1 1 16 17 18 HC0110 3P034928 2B VAM1500FA5 7VE and...

Page 137: ...ltra high Centralized control system Ultra high Low Open Low Low Low Low Short circuit High Low Low High High Open Ultra high Ultra high Ultra high Ultra high Short circuit Ultra high High High Ultra high Independent system With remote controller Switch on the PCB H M L Terminal between J1 and JC Fresh up by external command Fan operation Supply side Exhaust side Supply side Exhaust side L Open Lo...

Page 138: ...Free heating heating by outdoor air in bypass mode 3 zone Room temperature to be achieved to set temperature by heat exchange 4 zone Room temperature to be achieved to set temperature by bypass mode The air cannot be supplied at the same temperature as the outdoor air because it is partly heat exchanged 3 In case of fan operation only Ventilation mode is individually determined by the original for...

Page 139: ...3 Reducing operating sound heard from the air discharge outlet suction inlet 1 Use the following recommended optional accessories to reduce operating sound heard from attic installed duct type models Fig 3 Sound eliminating box Silencer Flexible duct Sound eliminating air suction discharge grille 2 If the above accessories do not give satisfactory effect or when an attic installed cassette type mo...

Page 140: ...an aluminum bellows sound at the air discharge outlet is higher by 8 11 phon than the main body operating sound When using this unit in a quiet place take a remedy for sound by connecting an optional flexible duct at the outlet of the indoor air suction side of the main body Mounting a silencer flexible duct 2 m long Mounting a silencer flexible duct 6 m long Mounting a flexible duct 6 m long Moun...

Page 141: ...t HRV units No 2 unit Fig 1 Centralized piping cannot be installed Fig 3 Install a back flow prevention damper on each duct on OA and EA sides Field supply In the above duct system diagram if a damper is not provided and No 1 unit is operated with No 2 unit being stopped the air flows in the direction indicated by a broken line the amount of the air supplied from outside to OA side is decreased an...

Page 142: ...used below 10 C indoor air temperature varies greatly from outdoor air temperature and frost may form on the heat exchange element depending on conditions of temperature and humidity Further the frost formation may be frozen The frozen frost melts during the day as the temperature rises but the heat exchange efficiency drops before the frozen frost is melted In a place where the temperature exceed...

Page 143: ...to prevent vibration or necessary changes of the motor of the unit body Caution When the outdoor air infiltrates into the ceiling and the temperature and humidity in the ceiling become high insulate the metal part of the unit RA SA OA 9 5 R H HC0067 Temperature efficiency A Dry bulb temperature CDB Absolute humidity kg kg Enthalpy efficiency in cooling B S a t u r a t i o n c u r v e 20 40 50 60 7...

Page 144: ...ches to air filter and heat exchange element marking them unable to use 10 5 Installation 10 5 1 Installation of HRV units Install the anchor bolt M10 to 12 in advance Pass the ceiling suspension fixture through the anchor bolt and secure the anchor bolt with washer and nut Before installation check for foreign objects such as vinyl and paper remaining inside the fan housing The ceiling suspension...

Page 145: ...ll specification e g 2 Drilling the hole Ideally it is better to grade in the same procedure as refrigerant piping In the case of a square duct Grade a wood frame of a duct stay In the case of a round duct Drill a hole horizontally because the hole cannot be made with the tool graded 3 Preventing wind and rain from entering Most of a space between the duct and the external wall is protected by mor...

Page 146: ...led A single switch can be used to supply power to units on the same system However branch switches and branch circuit breakers must be selected carefully Fit the power supply wiring of each unit with a switch and fuse as shown in the drawing Be sure to give the electric grounding earth connection Complete System Example Model Type Power supply wiring Transmission wiring VAM150FA VE Field supplied...

Page 147: ...ust match the terminal symbol Use screened wire in transmission wiring Ground the shield of the shield wire to at the grounding screw with the C cup washer Sheathed wire materials may be used for transmission wiring but they are not suitable for EMC Electromagnetic Compatibility European Directive When using sheathed wire electromagnetic compatibility must conform to Japanese standards stipulated ...

Page 148: ...Wiring system of centralized transmission control wiring Total length of wiring should not exceed 1000 m Cautions The bus type wiring and the star type wiring cannot be used at the same time Do not connect more than 3 wires to the same terminal If necessary use a relay terminal field supply In this technical manual all the schematic drawings is shown by the series wiring which do not require relay...

Page 149: ...and select the SECOND CODE NO 햷 Push the button once and the present settings are SET 햸 Push the button to return to the NORMAL MODE BRC301B61 The following describes the operating procedure and settings Press the INSPECTION button for more than four seconds to enter the local setting mode when the unit is in the normal mode Use the VENTILATION MODE AIR FLOW RATE button to select the desired mode ...

Page 150: ... select the INDOOR UNIT NO to be set This operation is unnecessary when setting by group 햵 Push the upper button and select FIRST CODE NO 햶 Push the lower button and select the SECOND CODE NO 햷 Push the button once and the present settings are SET 햸 Push the button to return to the NORMAL MODE BRC301B61 The units in do not require the group no setting for the centralized controller connected to th...

Page 151: ...eration function Initial setting for central zone control Multi function centralized control Unified ON OFF control Schedule timer Adapter PCB for remote control Interlocked operation Automatic selection Independent operation stop By central control 1 unit ON OFF 1 unit 1 4 units ON OFF 1 unit 1 unit ON OFF 1 unit 1 4 units 1 unit ON OFF 1 4 units It is impossible to operate ON OFF 1 unit It is im...

Page 152: ......

Page 153: ... Operation 204 Safety Cautions 206 What to do before Operation 209 Operation Procedure 215 Maintenance for a Qualified Service Person only 220 Trouble Shooting 222 After sales Service and Warranty 224 9 Installation 227 Before Installation 227 Selecting Installation Site 228 Preparations before Installation 229 The Method of Installation 230 Drain Piping and Water Supply Work 231 Refrigerant Pipin...

Page 154: ...one Operation is Possible as an Independent System 247 Ability to Calculate Connectable Capacity 247 Central Control System 248 Restrictions to Control System 249 About the basic control of VKM 250 11 Appendix 251 Purpose of Ventilation 251 Kinds of Ventilation 255 Calculation of Duct Pressure Loss 262 Notes for Ducted Systems 267 How to use Psychrometric Chart 268 ...

Page 155: ...ternal Appearance VKM50GAMV1 VKM50GAV1 VKM80GAMV1 VKM100GAMV1 VKM80GAV1 VKM100GAV1 2 Model Series These units are applied only for CE regulation Type 500 800 1000 DX Coil and Humidifier VKM50GAMV1 VKM80GAMV1 VKM100GAMV1 DX Coil VKM50GAV1 VKM80GAV1 VKM100GAV1 ...

Page 156: ...0 750m3 h 100 950m3 h Utilizing the principle of capillary action water is permeated throughout the humidifier element The heated air from the DX coil goes through the humidifier and absorbs the moisture Humidifier element Float switch Solenoid valve water Drain AIRFLOW SA Drain pan OA Fresh air from outdoors SA Supply air to room EA Exhaust air to outdoors RA Return air from room Air Supply Fan E...

Page 157: ...wever this value is changeable by setting mode on site Model selection should be done not by cooling capacity but by ventilating air flow rate 5 2 Design Flexibility 5 2 1 Efficient Fan Performance Produces a High Static Pressure 5 2 2 Operable Outdoor Temperature Down to 15 C If the outdoor air temperature falls below 10 C the unit changes to intermittent operation to prevent freezing of the heat...

Page 158: ...e preset temperature Effect Field Setting by remote controller It is reduction of about 5 of air conditioning load at the time of cooling operation Air conditioning operation carries out to to April to October and air conditioning load is calculated only with sensible heat load Stop Night Morning Heat Release Heat Release Cold Air In case of interlocking operation with an air conditioner Heat Rese...

Page 159: ... Precedent Condition Nighttime Free Cooling Operation Flow Chart Fan operation Temperature monitor 5Min Fan operation ON H or U H tap Lapsed time setup 2hr 4hr 6hr 8hr No Air conditioner Operation RUN Temp monitor operation time Lapsed time 60hr Indoor temp Outdoor temp Indoor temp Preset temp Fan operation Lapsed time Lapsed time 60Min Standard mode Fan operation STOP Standby mode 60 Min Fan ON t...

Page 160: ...r Conditioning and Humidifying Operations Rather than using separate ventilation air conditioning and humidifying components the system incorporating HRV VKM integrates all functions reducing the total number of indoor units and facilitating a far simpler system The installation space becomes smaller and the labor required for installation and Heating and cooling heat recovery humidifying 5 0 5 10...

Page 161: ...cking with indoor units 2 Do not connect the duct with discharge air side of indoor units Conventional system New system The VRVIII outdoor unit Standard indoor unit VKM100GAMV1 P56 P56 P56 P56 Standard indoor unit HRV 1 000 CMH Humidifier Outdoor unit P56 P56 P56 P56 P56 Ventilation air conditioning and humidifying in a single system One fewer unit Type Interlocked operation with air conditioner ...

Page 162: ... Refer to the CONTROL for the mode changeover By heat recovery operation Approx 20 reduction of heating cooling load Exhaust Air Exhaust Air Outdoor Air Heat Exchanger Element Heat Recovery Return Air Supply Air HC0230 By setting to automatic Approx 6 reduction of heating cooling load ventilation mode Operation Sensor of ventilation Decision of mode Which is more energy efficient Difference betwee...

Page 163: ...lement restrains air permeability Supply Fresh up Excessive outdoor air supply Exhaust Fresh up Excessive exhaust air supply Detail Supply air volume can be set at a higher level than the exhaust air by the remote controller Exhaust air volume can be set at a higher level than the supply air by the remote controller Major effects Prevents inflow of toilet odor Prevents inflow of outdoor air in win...

Page 164: ...p Step 2 When the temperature becomes lower than 15 C the unit stops operation to prevent any defect such as dew condensation and freezing The unit does not ventilate But to detect the elevation of the outdoor air temperature the unit operates for 5 minutes per hour 5 7 7 The High Efficiency Filter that has 65 of Average Dust Collecting Efficiency is Suitable 5 7 8 Additional Optional Accessories ...

Page 165: ... on the experiences of hygienic laboratory etc to find out the number of hourly ventilation of the room air Selection example Place Living room of common household Required ventilation 6 times h See Table 2 Area of room Approx 30 m2 Height of ceiling 2 4 m Required ventilating air flow rate 6 30 2 4 Required ventilating air flow rate 500 is almost equivalent to the unit type 50 So select the close...

Page 166: ...r room 15 Large dining hall 8 Substation room 15 Washroom Toilet 10 Painting shop 15 Cooking room 15 Welding plant 15 Laundry room 15 Chemical plant 15 Engine room 20 Food plant 20 Boiler room 20 Wood working plant 20 Hospitals Consultation office 6 Casting plant 50 General buildings Office room 6 Waiting room 10 Show room Toilet 10 Conference room 12 Comfort stations 20 Dark rooms Dark rooms for ...

Page 167: ...Rate Heat exchange mode Ultra high m 750 950 500 High m 750 950 500 Low m 640 820 440 Bypass mode Ultra high m 750 950 500 High m 750 950 500 Low m 640 820 440 Fan External static pressure Ultra high Pa 140 110 160 High Pa 90 70 120 Low Pa 70 60 100 Motor Quantity 2 2 2 Output W 280 280 280 Temperature exchange efficiency Ultra high 78 74 76 High 78 74 76 Low 79 76 5 77 5 Enthalpy exchange efficie...

Page 168: ...t room it is required to take measures to lower the sound for example install more than 2m soft duct near the air discharge grille Air flow rate can be changed over to Low mode or High mode Normal amplitude input efficiency depend on the other above conditions In case of holding full water in humidifier OA fresh air from outdoor RA return air from the room The specifications designs and informatio...

Page 169: ...imum circuit amps MCA A 4 30 4 30 4 30 Maximum fuse amps MFA A 15 15 15 Fan motor rated output kW 0 028 x 2 Full load amps FLA A 1 9 x 2 Voltage range Minimum V 198 198 198 Maximum V 264 264 264 Notes Voltage range Units are suitable for use on the electrical systems where the voltage supplied to the unit terminals is not below or above the listed range limits Maximum allowable voltage range varia...

Page 170: ...ts pressure at 20 490 kPa 0 2 5 0 kg cm2 If the water pressure is above 490 kPa 5 0 kg cm2 add pressure reducing valve in between the kit and the supply water shut off valve 3 The supply water line cannot be directly connected with a utility water tap To unavoidably take water from such line employ a CISTERN gotten configuration authorization 4 Be sure to provide thermal insulation around the indo...

Page 171: ...ling device 1 5 C 2 0 3 S C D l o r t n o c e t o m e r l a r t n e C l o r t n o c F F O N O d e i f i n U 1 5 B 1 0 3 T S D r e m i t e l u d e h c S PC board adapter s e c i d n e p p a l a c i r t c e l e r o f r e t p a d a g n i r i W 2 0 5 P R K t u p t u o l a n g i s N O r o F 0 5 A 4 P R B t i k l o r t n o c r e t a e h r o F For wiring Type indoor unit of VRV FXCQ M FXFQ P FXKQ M FXSQ ...

Page 172: ...6 2 0 2 8 2 0 3 0 2 0 3 0 1 9 3 1 1 8 37 0 2 6 2 0 2 8 2 0 2 9 2 0 3 0 1 9 3 0 1 8 39 0 2 6 2 0 2 8 2 0 2 9 2 0 2 9 1 9 3 0 1 8 80 4 5kW index 40 10 0 3 0 2 1 3 6 2 4 4 2 2 7 4 5 2 7 12 0 3 0 2 1 3 6 2 4 4 2 2 7 4 5 2 7 14 0 3 0 2 1 3 6 2 4 4 2 2 7 4 5 2 7 4 8 3 3 16 0 3 0 2 1 3 6 2 4 4 2 2 7 4 5 2 7 4 8 2 8 18 0 3 0 2 1 3 6 2 4 4 2 2 7 4 5 2 7 4 8 2 8 20 0 3 0 2 1 3 6 2 4 4 2 2 7 4 5 2 7 4 8 2 8 ...

Page 173: ... 3 2 3 1 3 0 5 0 4 1 3 3 3 2 3 2 3 1 3 0 7 0 6 0 3 4 3 4 3 2 3 1 3 0 9 0 7 9 3 5 3 4 3 2 3 1 3 0 11 0 9 8 3 6 3 4 3 2 3 1 3 0 2 8 13 0 11 8 3 6 3 4 3 2 3 1 3 0 2 8 15 0 13 7 3 6 3 4 3 2 3 1 3 0 2 8 80 4 5kW index 40 14 7 15 0 3 4 3 4 12 6 13 0 3 6 3 6 10 5 11 0 3 7 3 7 9 5 10 0 3 9 3 7 8 5 9 1 3 9 3 9 7 0 7 6 4 1 4 1 4 2 5 0 5 6 4 2 4 2 4 2 3 0 3 7 4 4 4 4 4 7 4 6 0 0 0 7 4 7 4 7 4 9 4 9 3 0 2 2 4...

Page 174: ...on 7 1 VKM GAMV1 7 1 3 Capacity tables 7 1 3 3 Capacity correction factor 4D023764 Correction ratio Supply air flow rate Exhaust air flow rate Heat exchange efficiency Less than 50 70 50 90 1 2 1 1 1 0 9 0 8 0 7 0 6 0 5 0 7 0 8 0 9 1 0 1 1 1 2 1 3 1 4 1 5 1 6 1 7 1 8 1 9 2 0 ...

Page 175: ...option Heat exchanger elements ø6 4 Liquid pipe connection Gas pipe connection ø12 7 Air filters PT3 4 male screw Drain outlet Feed water connection port ø6 4C1220T ø196 ø250 EA OA VKM80GAMV1 3D051286 NOTES 1 Specifications are subject to change without notice 2 Be sure to provide two inspection hatches 450 or 600 at the service side of filters and elements 3 The high efficiency filter option can ...

Page 176: ...rs Outdoor air Feed water tank Exhaust air fan Exhaust air to outdoors 150 250 153 439 622 Maintenance cover Inspection hatch Inspection hatch Solenoid valve 1214 60 20 1262 439 183 592 Return air from room Humidifier Natural evaporative type Maintenance cover For humidifier Control box 130 160 42 28 144 210 210 Supply air to room Hanger bracket 4 14x40 oval hole RA SA 20 Maintenancespaceforthehea...

Page 177: ...mistor indoor air Optional accessories F1U Fuse 훾 10A 250V A1P R2T Thermistor outdoor air Wired remote control F1U Fuse 훾 5A 250V A2P R3T Thermistor inlet air into coil SS1 Select switch main sub F1U F2U Fuse 훾 5A 250V A3P R4T R5Y Thermistor liquid gas pipe of coil F1UT F2UT Thermo switch 152 C M1F M2F built in S1L Float switch humidifier Adaptor PC board for wiring KRP50 2 S1Q Limit switch damper...

Page 178: ...asuring place Remark Operation noise is measured in an anechoic chamber The operation noise level becomes greater than this value depending on the operation conditions reflected sound and peripheral noise Operation noise differs with operation and ambient conditions U H ultra high H high L low 4 Location of microphone Octave band sound pressure level dB 0dB 0 0002µbar Approximate threshold hearing...

Page 179: ... measured in an anechoic chamber The operation noise level becomes greater than this value depending on the operation conditions reflected sound and peripheral noise Operation noise differs with operation and ambient conditions U H ultra high H high L low 4 Location of microphone 5 Operation noise differs with operation and ambient conditions Octave band sound pressure level dB 0dB 0 0002µbar Appr...

Page 180: ...asured in an anechoic chamber The operation noise level becomes greater than this value depending on the operation conditions reflected sound and peripheral noise Operation noise differs with operation and ambient conditions U H ultra high H high L low 4 Location of microphone 5 Operation noise differs with operation and ambient conditions Octave band sound pressure level dB 0dB 0 0002µbar Approxi...

Page 181: ...3 Making opening holes on the ceiling 4 Hanging the unit on a material which does not have enough hanging strength 2 Take the following sound reduction measures Fig 2 1 Use a sound insulating low permeability to sound ceiling Note Some sound insulating ceilings are not very effective in reducing low frequency element of the operating sound 2 Place a sound reducing material under the source of the ...

Page 182: ...und absorptivity for greater sound reduction effect 1 Branched duct for letting air flow through two ducts to slow down its speed before it reaches the air discharge outlets sunction inlets 2 Flexible duct 4 Installation of the unit with the source of its operating sound located at a corner of a room will be a partially effective sound reduction measure it will keep persons in the center of the ro...

Page 183: ...a remedy for sound by connecting an optional flexible duct at the outlet of the indoor air suction side of the main body Mounting a silencer flexible duct 2 m long Mounting a silencer flexible duct 6 m long Mounting a flexible duct 2 m long to an air suction discharge grille Mounting a silencer Spiral duct 6 m No measures taken Mounting a flexible duct 6 m long Mounting a flexible duct 2 m long to...

Page 184: ...e range VKM80GAMV1 4D051313 50Hz 220V 240V Air flow rate m3 h Temperature exchange efficiency Exchange efficiency ø250 Pipe lenght Ultra High Low High External static pressure Pa 80m 60m 40m 20m Enthalpy exchange efficiency heating Enthalpy exchange efficiency cooling Operating air flow rate range 100m VKM100GAMV1 4D051314 50Hz 220V 240V Air flow rate m3 h Temperature exchange efficiency Exchange ...

Page 185: ...n bolt Locally procured 450 600 inspection hatch Locally procured RA Return air from room SA Supply air to room Sloping downards at a gradient of the 1 100 VKM80GAMV1 3D051320 NOTES 1 Leave space for servicing the unit and include inspection hatch Always open a hole on the side of the control box so that the air filters heat exchange elements fans and humidifier elements can easily be inspected an...

Page 186: ...d hood as the outdoor hood if they might get rained on directly we recommend using a deep hood optional accessory 13 In areas where freezing may occur always take steps to prevent the pipes from freezing 14 Do not place something which shouldn t be get wet at the below of this unit The dew would fall at following case where humidity is 80 more or the exit of drain socket is choked up or the air fi...

Page 187: ...re Ultra high Pa 150 170 180 High Pa 100 120 150 Low Pa 70 80 110 Motor Quantity 2 2 2 Output W 280 280 280 Temperature exchange efficiency Ultra high 74 78 76 High 74 78 76 Low 76 5 79 77 5 Enthalpy exchange efficiency Cooling Ultra high 62 66 64 High 62 66 64 Low 66 68 67 Heating Ultra high 65 71 67 High 65 71 67 Low 69 73 69 Operation Range Outdoor air 15 15 15 Heat exchange mode Sound Pressure...

Page 188: ...8 11dB higher than the unit s operating sound For operation in a quiet room it is required to take measures to lower the sound for example install more than 2m soft duct near the air discharge grille Air flow rate can be changed over to Low mode or High mode Normal amplitude input efficiency depend on the other above conditions OA fresh air from outdoor RA return air from the room The specificatio...

Page 189: ...mum circuit amps MCA A 4 30 4 30 4 30 Maximum fuse amps MFA A 15 15 15 Fan motor rated output kW 0 28 x 2 Full load amps FLA A 1 9 x 2 Voltage range Minimum V 198 198 198 Maximum V 264 264 264 Notes Voltage range Units are suitable for use on the electrical systems where the voltage supplied to the unit terminals is not below or above the listed range limits Maximum allowable voltage range variati...

Page 190: ...ing device 1 5 C 2 0 3 S C D l o r t n o c e t o m e r l a r t n e C l o r t n o c F F O N O d e i f i n U 1 5 B 1 0 3 T S D r e m i t e l u d e h c S PC board adapter s e c i d n e p p a l a c i r t c e l e r o f r e t p a d a g n i r i W 2 0 5 P R K t u p t u o l a n g i s N O r o F 0 5 A 4 P R B t i k l o r t n o c r e t a e h r o F For wiring Type indoor unit of VRV FXCQ M FXFQ P FXKQ M FXSQ M...

Page 191: ... 0 2 8 2 0 3 0 2 0 3 0 1 9 3 1 1 8 37 0 2 6 2 0 2 8 2 0 2 9 2 0 3 0 1 9 3 0 1 8 39 0 2 6 2 0 2 8 2 0 2 9 2 0 2 9 1 9 3 0 1 8 80 4 5kW index 40 10 0 3 0 2 1 3 6 2 4 4 2 2 7 4 5 2 7 12 0 3 0 2 1 3 6 2 4 4 2 2 7 4 5 2 7 14 0 3 0 2 1 3 6 2 4 4 2 2 7 4 5 2 7 4 8 3 3 16 0 3 0 2 1 3 6 2 4 4 2 2 7 4 5 2 7 4 8 2 8 18 0 3 0 2 1 3 6 2 4 4 2 2 7 4 5 2 7 4 8 2 8 20 0 3 0 2 1 3 6 2 4 4 2 2 7 4 5 2 7 4 8 2 8 21 ...

Page 192: ...2 3 1 3 0 5 0 4 1 3 3 3 2 3 2 3 1 3 0 7 0 6 0 3 4 3 4 3 2 3 1 3 0 9 0 7 9 3 5 3 4 3 2 3 1 3 0 11 0 9 8 3 6 3 4 3 2 3 1 3 0 2 8 13 0 11 8 3 6 3 4 3 2 3 1 3 0 2 8 15 0 13 7 3 6 3 4 3 2 3 1 3 0 2 8 80 4 5kW index 40 14 7 15 0 3 4 3 4 12 6 13 0 3 6 3 6 10 5 11 0 3 7 3 7 9 5 10 0 3 9 3 7 8 5 9 1 3 9 3 9 7 0 7 6 4 1 4 1 4 2 5 0 5 6 4 2 4 2 4 2 3 0 3 7 4 4 4 4 4 7 4 6 0 0 0 7 4 7 4 7 4 9 4 9 3 0 2 2 4 9 ...

Page 193: ...on 7 2 VKM GAV1 7 2 3 Capacity tables 7 2 3 3 Capacity correction factor 4D023764 Correction ratio Supply air flow rate Exhaust air flow rate Heat exchange efficiency Less than 50 70 50 90 1 2 1 1 1 0 9 0 8 0 7 0 6 0 5 0 7 0 8 0 9 1 0 1 1 1 2 1 3 1 4 1 5 1 6 1 7 1 8 1 9 2 0 ...

Page 194: ...4 137 515 10 322 High efficiency filter option Heat exchanger elements ø6 4 Liquid pipe connection Gas pipe connection ø12 7 Air filters PT3 4 male screw Drain outlet ø196 ø250 EA OA VKM80GAV1 3D051289 NOTES 1 Specifications are subject to change without notice 2 Be sure to provide two inspection hatches 450 or 600 at the service side of filters and elements 3 The high efficiency filter option can...

Page 195: ...35 153 160 Damper plate Supply air fan Fresh air from outdoors Outdoor air Exhaust air fan Exhaust air to outdoors 150 250 153 439 622 Maintenance cover Inspection hatch Inspection hatch 1214 60 20 1262 439 183 592 Return air from room Maintenance cover Control box 130 160 42 28 144 210 210 Supply air to room Hanger bracket 4 14x40 oval hole RA SA 20 Maintenancespacefortheheat exchangerelements th...

Page 196: ... A1P R3T Thermistor inlet air into coil F1U Fuse 훾 5A 250V A2P R4T R5T Thermistor liquid gas pipe of coil Adaptor PC board for wiring KRP50 2 F1UT F2UT Thermo switch 152 C M1F M2F built in S1Q Limit switch damper motor Ry1 Magnetic relay operation stop SS1 Selector switch for especially use A1P Ry2 Magnetic relay for humidifier operation HAP Light emitting diode service monitor green A1P T1R Trans...

Page 197: ...asured in an anechoic chamber The operation noise level becomes greater than this value depending on the operation conditions reflected sound and peripheral noise Operation noise differs with operation and ambient conditions U H ultra high H high L low 4 Location of microphone 5 Operation noise differs with operation and ambient conditions Octave band sound pressure level dB 0dB 0 0002μbar Approxi...

Page 198: ...s measured in an anechoic chamber The operation noise level becomes greater than this value depending on the operation conditions reflected sound and peripheral noise Operation noise differs with operation and ambient conditions U H ultra high H high L low 4 Location of microphone 5 Operation noise differs with operation and ambient conditions Octave band sound pressure level dB 0dB 0 0002μbar App...

Page 199: ...asured in an anechoic chamber The operation noise level becomes greater than this value depending on the operation conditions reflected sound and peripheral noise Operation noise differs with operation and ambient conditions U H ultra high H high L low 4 Location of microphone 5 Operation noise differs with operation and ambient conditions Octave band sound pressure level dB 0dB 0 0002μbar Approxi...

Page 200: ...n the ceiling 4 Hanging the unit on a material which does not have enough hanging strength 2 Take the following sound reduction measures Fig 2 1 Use a sound insulating low permeability to sound ceiling Note Some sound insulating ceilings are not very effective in reducing low frequency element of the operating sound 2 Place a sound reducing material under the source of the operating sound Note 1 W...

Page 201: ...for greater sound reduction effect 1 Branched duct for letting air flow through two ducts to slow down its speed before it reaches the air discharge outlets sunction inlets 2 Flexible duct 4 Installation of the unit with the source of its operating sound located at a corner of a room will be a partially effective sound reduction measure it will keep persons in the center of the room free from the ...

Page 202: ... remedy for sound by connecting an optional flexible duct at the outlet of the indoor air suction side of the main body Mounting a silencer flexible duct 2 m long Mounting a silencer flexible duct 6 m long Mounting a flexible duct 2 m long to an air suction discharge grille Mounting a silencer Spiral duct 6 m No measures taken Mounting a flexible duct 6 m long Mounting a flexible duct 2 m long to ...

Page 203: ...e range VKM80GAV1 4D051316 50Hz 220V 240V Air flow rate m3 h Temperature exchange efficiency Exchange efficiency ø250 Pipe lenght Ultra High Low High External static pressure Pa 80m 60m 40m 20m Enthalpy exchange efficiency heating Enthalpy exchange efficiency cooling Operating air flow rate range 100m VKM100GAV1 4D051317 50Hz 220V 240V Air flow rate m3 h Temperature exchange efficiency Exchange ef...

Page 204: ... bolt Locally procured 450 600 inspection hatch Locally procured RA Return air from room SA Supply air to room Sloping downards at a gradient of the 1 100 VKM80GAV1 3D051323 NOTES 1 Leave space for servicing the unit and include inspection hatch Always open a hole on the side of the control box so that the air filters heat exchange elements and fans can easily be inspected and serviced 2 Install t...

Page 205: ... take steps to prevent the pipes from freezing 8 Do not place something which shouldn t be get wet at the below of this unit The dew would fall at following case where humidity is 80 more or the exit of drain socket is choked up or the air filter is very dirty 1262 OA Fresh air from outdoors EA Exhaust air to outdoors Inspection hatch Maintenance space for the heat exchanger elements the air filte...

Page 206: ...igure 1 2 Duct connecting flange 3 Exhaust fan 1 Hanger bracket 7 Maintenance cover 6 Electric parts box 8 Heat exchanger elements 12 Gas pipe 13 Liquid pipe 16 Strainer included VKM GAMV1 series only VKM GAMV1 series only 14 Drain outlet 15 Humidifier Natural evaporating type 19 Remote controller Optional accessory 11 Direct expansion coil 9 Name plate 4 Air filter Long life filter 10 Air supply ...

Page 207: ...tdoor unit Indoor unit HRV With DX Coil Remote controller for indoor unit Combined operation system with VRV systems Outdoor unit Remote controller for VRV BRC1A62 Figure 4 Figure 3 Remote controller for VKM BRC1D527 EU only Figure 5 Figure 5 Remote controller for VRV BRC1A62 4 1 UNIT No GROUP Remote controller for VKM BRC1D527 EU only 4 1 2 3 ...

Page 208: ...d here as follows WARNING Improper handling can lead to such serious consequences as death or severe injury Figure 6 Figure 6 1 2 3 Remote controller for VRV BRC1A62 UNIT No GROUP Remote controller for VKM BRC1D527 EU only 1 2 3 Figure 7 Figure 7 1 3 2 Remote controller for VRV BRC1A62 UNIT No GROUP Remote controller for VKM BRC1D527 EU only 1 2 4 7 8 3 5 6 Figure 8 1 Figure 8 2 Figure 9 1 Air fil...

Page 209: ...ult in a harmful gas Extinguish all flames from burning appliances such as stoves heaters etc ventilate the room and contact your dealer Do not use the air conditioner until when a service person confirms to finish repairing the portion where the refrigerant leaks CAUTION During Operation Do not use the HRV unit for other purposes In order to avoid any quality deterioration do not use the unit for...

Page 210: ...V unit is to be installed in a small room it is necessary to take proper measures so that the amount of any leaked refrigerant does not exceed the limiting concentration even when it leaks If the refrigerant leaks exceeding the level of limiting concentration an oxygen deficiency accident may happen Do not install the HRV unit at any place where flammable gas may leak out If the gas leaks out and ...

Page 211: ...uctions in its vicinity Do not use in the locations described below a Locations with mineral oil such as cutting oil in the atmosphere b Locations with salt in the air such as coastal areas c Locations with sulfide gas in the air such as hot springs d Locations where voltage fluctuates such as factory e In automobiles or marine vessels f Locations containing steam in the atmosphere or splattered o...

Page 212: ...dent system 7 Display operation mode FAN DRY AUTOMATIC COOLING HEATING This displays the operating status of the combined air conditioner There is no heating for the VRV III system Cooling only type is only available for systems operating in cooling and heating at the same time 8 Display programmed time This display shows the programmed time of the system start or stop 9 Display inspection test op...

Page 213: ...units 27 Display This displays the ventilation mode BRC1D527 and so on This is not displayed on the controller BRC1A62 28 Ventilation mode selector button available only connecting the HRV unit This is pressed to switch the ventilation mode of the HRV unit 29 Ventilation fan speed control button available only connecting the HRV unit This is pressed to control the fan speed of the HRV unit Refer t...

Page 214: ... system using only the HRV An operating remote controller is required when using the unit as an independent system Ask your dealer what kind of system your system is set up for before operation For the operation of the remote controller for indoor unit and centralized controller refer to the instruction manual provided with each unit See the included operating manuals for details on how to operate...

Page 215: ...e controller BRC1D527 and as equivalent Display changes as below Note Current Ventilation mode can be visible and selected on the remote controller Operation mode display Ventilation is displayed Operation mode selector button Remote controller for indoor unit Operation mode VRV Cooling mode HRV Heat exchange mode VRV Fan mode HRV Heat exchange mode VRV Stopping HRV Heat exchange mode When air con...

Page 216: ...Indoor temperature c Set temperature d Operating state of Air conditioner e Operating state of Total heat exchanger EXPLANATION OF NIGHTTIME FREE COOLING OPERATION IMAGE The unit compares the indoor and outdoor temperatures after the air conditioning operation stops for the night If the following conditions are satisfied the operation starts and when the indoor temperature reaches the air conditio...

Page 217: ...ady set to automatic mode If you change this mode with BRC1A62 consult your dealer Press ventilation fan speed button if you wish to change the fan speed The display rotates through the following selections every time the button is pressed After the selection the ventilation fan speed display disappears And the fan speed of the combined air conditioner regularly displays Note Above is available on...

Page 218: ...t stop the fan in the place where no ventilation by stopping the fan may cause the influence of diffusion of air which it is dirty and moisture into another room or the inflow from outside the room outflow such as viruses from the sickroom or smell leakage from the rest room etc Contact your dealer for details Hot start The remote controller will read until the hot air starts blowing e g at the st...

Page 219: ...l also change automatically Details and activity of operation Setting the master remote controller without the display to cooling heating mode will make slave remote controllers with the display to follow to the mode of the master remote controller Selection of fan mode is possible however Setting the master remote controller without the display to fan mode will make slave remote controllers with ...

Page 220: ...the same time For example Refer to Fig below When the timer is programmed to stop the system after 3 hours and start the system after 4 hours the system will stop after 3 hours and start 1 hour later Example Setting off after 3 hours and on after 4 hours will Operation will stop after 3 hours Operation will then start in 1 hour from the time it stopped How to Program and Set the Timer with the Rem...

Page 221: ...ay only is displayed if no actions were copied from Monday to Tuesday Note The schedule timer will not control fan speed control air flow direction control ventilation mode control ventilation amount change the operation mode for a scheduled setpoint The parameters listed above can be set manually without interfering with the schedule timer 8 3 4 Optimum Operation Observe the following precautions...

Page 222: ...may cause cracks discoloration or machine trouble 8 4 1 How to clean the Air Filter Clean the air filter when the display shows TIME TO CLEAN AIR FILTER It will display that it will operate for a set amount of time AT LEAST ONCE EVERY YEARS FOR GENERAL OFFICE USE CLEAN THE MORE FREQUENTLY IF NECESSARY Increase the frequency of cleaning if the unit is installed in a room where the air is etermely c...

Page 223: ...y in place 6 Install the air filter securely in place Refer to 8 4 1 4 7 Install the maintenance cover securely in place Refer to 8 4 1 5 8 4 3 Seasonal Maintenance VKM GAMV1 series only At the Beginning of the Season 1 Check below Are the indoor and outdoor unit intake and outlet vents blocked Remove anything that might be blocking them 2 Turn the power on When the power comes on the characters i...

Page 224: ...the remote controller and the operation stops but then restarts after a few minutes Cause This indicates that the remote controller is intercepting noise from electrical appliances other than the HRV unit and this prevents communication between the units causing them to stop Operation automatically restarts when the noise goes away 88 is displayed on the remote controller Symptom It displays immed...

Page 225: ...ation manuals included with the air conditioners or outdoor units for details Operation lamp Inspection indicator Unit No Malfunction code Description On Off Blinking 64 Indoor air thermistor malfunction On Off Blinking 65 Outdoor air thermistor malfunction On Off Blinking 6A Dumper related malfunction Blinking Blinking Blinking 6A Dumper related malfunction thermistor malfunction Blinking Blinkin...

Page 226: ...Correct the setting Humidifies very little or not at all VKM GAMV1 series only a Is there water in the water supply tank b Is water being supplied Inspect the water supply pipes and supply the water c Is the strainer clogged Clean the strainer d Is the solenoid valve broken i e won t open Replace the solenoid valve e Is the humidifier element torn Replace f Has the water resistance of the humidifi...

Page 227: ... similar lightweight item over the supply grille and exhaust grille 2 When the solenoid valve fails the remote controller does not display any error code Usage under that status will lead to insufficient humidification and increased tap water consumption The solenoid valve should be checked at the biginning of the heating season Note 1 This table indicates main parts See the maintenance and inspec...

Page 228: ...ntact your dealer for details Note Breakage due to taking apart or cleaning inside by anyone other than our authorized dealers may not be included in the warranty Moving and discarding the unit Contact your dealer for removing and reinstalling the total enthalpy heat exchanger when moving house since they require technical expertise This unit contains chlorofluorocarbon in the refrigent When disca...

Page 229: ...anual Where the air contains high levels of salt such as that near the ocean and where voltage fluctuates greatly such as that in factories Also in vehicles or vessels 9 1 2 Accessories Check the following accessories are included with your unit 9 1 3 Optional Accessories This unit can be made a part of two different systems as part of the combined operation system used together with VRVIII SYSTEM...

Page 230: ... or taken into the humidifier will not drop below 0 C Do not install the unit directly against a ceiling or wall If the unit is in contact with the ceiling or wall it can cause vibration Items to be checked If not properly done what is likely to occur Check Are the indoor and outdoor unit fixed firmly The units may drop vibrate or make noise Is the outdoor duct installed to outside with down slope...

Page 231: ...Refer to Fig 2 Leave space for servicing the unit and include inspection hatches Always open a hole on the side of the electric parts box so that the air filters heat exchange elements fans and humidifier elements can easily be inspected and serviced mm 2 Make sure the range of the unit s external static pressure is not exceeded See the fan strength and static performance characteristic drawings a...

Page 232: ...ation anchors Securely tighten the screws as before CAUTION The screws shouldn t be removed from the unit and should be tightened in order to prevent air from escaping Check that foreign objects such as plastic or paper are not contained in the unit when installing Install the unit after checking the indoor SA RA and outdoor EA OA in accordance with the figure duct layout precaution label Do not t...

Page 233: ...ple drain pipes install according to the procedure shown below Install a drain trap for each indoor unit CAUTION Water accumulating in the drain piping can cause the drain to clog The diameter of the drain pipe should be greater than or equal to the diameter of the connecting pipe pipe size PT3 4B When piping passes indoors always insulate it all the way to the base of the drain socket In areas wh...

Page 234: ...aintenance cover as this will make it impossible to remove the humidifier element Include the water supply piping with strainer included a water supply shut off valve and a drain valve both locally procured somewhere along the water supply piping that can be reached from the inspection hole It is impossible to connect the water supply piping directly to public piping Use a cistern tank of the appr...

Page 235: ...heat insulation work completely on both sides of the gas piping and the liquid piping Otherwise a water leakage can result sometimes Use insulation that can withstand temperatures of at least 120 C Improve insulation of refrigerant piping according to the installation environment Refer to the following information as a guide The ambient temperature is 30 C and humidity is 75 to 80 15 mm min in thi...

Page 236: ...ulator 3 Wrap the sealing material around the upper part of the flare nut connection 4 Turn the seams up see the figure on the right hand side CAUTION Be sure to insulate any field piping all the way to the piping connection inside the unit Any exposed piping may cause condensation or burns if touched Connect refrigerant piping and branching according to the attached installation manuals that come...

Page 237: ...e connected Refer to Fig 16 To prevent short circuit install the opening of the indoor air intake as far as from the opening of the exhaust suction Use the duct applicable to the model of unit used Refer to the installation drawing Install the two outdoor ducts with down slope slope of 1 30 or more to prevent entry of rain water Also provide insulation for three ducts Outdoor ducts and Indoor supp...

Page 238: ... lid when laying electrical wiring Wire the outdoor unit and remote controller as shown in the electric wiring diagram label See the Remote Controller Installation Manual for details on how to install and lay the wiring for the remote controller This system consists of multiple indoor units Mark each indoor unit as unit A unit B and be sure the terminal board wiring to the outdoor unit and BS unit...

Page 239: ...e no pressure is applied to the wire connections by using the included clamping material to make appropriate clamps Also when wiring make sure the lid on the electric parts box fits snugly by arranging the wires neatly and attaching the electric parts box lid firmly When attaching the electric parts box lid make sure no wires get caught in the edges Pass wiring through the wiring through holes to ...

Page 240: ...vailable observe the following points when wiring Do not connect wires of different gauge to the same power supply terminal Looseness in the connection may cause overheating Use the specified electric wire Connect the wire securely to the terminal Lock the wire down without applying excessive force to the terminal Tightening torque 131N cm 10 Short circuit wire Remove when installing the humidista...

Page 241: ... the power wiring to the remote controller or transmission wiring terminal block Doing so can destroy the entire system Connect the remote controller and transmission wiring their respective terminal blocks 9 9 4 Wiring for the Humidity Regulator Locally Procured VKM GAMV1 series only Pass into the electric parts box together with the power wire through the power wiring through hole Remove the sho...

Page 242: ...it in a single refrigerant circuit F1 F2 F1 F2 R S P1 P2 F1 F2 T1 T2 R S P1 P2 F1 F2 T1 T2 L N P1 P2 F1 F2 T1 T2 Transmission wiring Outdoor unit Fuse Switch Remote controller Remote controller wiring IN D OUT D Electric parts box Standard indoor unit A Earth Earth Earth Remote controller Standard indoor unit B HRV A outside air processing type Power supply 220 240V 50 Hz Fuse Switch Power supply ...

Page 243: ... the upper and lower part of remote controller and working from the 2 positions pry off the upper part The remote controller PC board is attached to the upper part of remote controller 2 Turn the MAIN SUB changeover switch on one of the two remote controller PC boards to S Leave the switch of the other remote controller set to M R S N P F1 F2 T1 T2 L N N P F1 F2 T1 T2 Transmission wiring No polari...

Page 244: ...How to select FORCED OFF and ON OFF OPERATION Enter the FORCED OFF and ON OFF OPERATION selection using the local external start stop input settings based on 9 10 Field Setting and Test Run 9 9 8 Central Control If control is performed with a central device central management controller etc group number needs to be set with the remote controller See the manual of each central device for detail Rem...

Page 245: ...ng manual in a safe place Field setting Using the remote controller of the VRV system air conditioner to make HRV unit settings Initial setting Mode No 17 18 and 19 Group control of HRV units Mode No 27 28 and 29 individual control Operating procedure The following describes the operating procedure and settings 1 Press the INSPECTION TRIAL button for more than four seconds with the unit in the nor...

Page 246: ...s Approx 1250 hours No counting Nighttime free cooling operation setting Time after air conditioning is stopped NOTE 5 1 OFF 2 hours later 4 hours later 6 hours later 8 hours later Fan speed initial setting 4 Normal Ultra high Direct duct connection with VRV setting 5 Notdirect duct Air flow setting With direct duct fan off Notdirect duct Air flow setting With direct duct fan off Setting for cold ...

Page 247: ... a test run following the operation manual of the outdoor unit The operation lamp of the remote controller will flash when an malfunction occurs Check the malfunction code on the liquid crystal display to identify the point of trouble An explanation of malfunction codes and the corresponding trouble is provided in CAUTION FOR SERVICING of the outdoor unit If the display shows any of the following ...

Page 248: ...ll begin operation 4 After starting heating humidifying the sound of the water supply solenoid valve will be heard every 3 or 4 minutes a clicking sound so listening for that clicking sound let the unit run for 30 minutes to make sure that humidifying operation is normal CAUTION If carpentry work is not completed when a test run is finished tell the customer not to run the humidifier for the prote...

Page 249: ...d corresponding multiple type for building PC board for controlling the heat exchanger has been built in in addition to a P board for ventilation These two PC boards are connected via remote controller line P1 P2 to perform an interlocked control Its control system provides the same condition when 1 ventilation and 1 multiple type for building have been remotely controlled No air conditioning temp...

Page 250: ...T1 and T2 terminals the entire remote controller group makes a start stop Note 1 JC J2 of ventilation P board cannot be used Because only the ventilation P board makes a start stop no synchronized movement with the corresponding multiple type for building P board is assured 10 3 Central Control System When carrying out a central connection connect the central line to F1 and F2 only on the correspo...

Page 251: ...her than indoor temperature Poor heating or shortage of the amount of humidification may result If the indoor unit and this unit are installed with different BS system inevitably always take following remedies 1 and 2 1 RA Exhaust and suction of this unit is not taken directly from inside of the ceiling connect the suction duct and suction grille to the fitting port of RA duct to suck the indoor a...

Page 252: ... air heat exchanger Sensor position and its function VKM consists of indoor unit total heat exchanger portion Dissimilarities with normal indoor unit are Position of thermostat in the normal indoor unit Position to detect RA temperature Position of thermostat in VKM Position to detect the air subjected to total heat exchange between OA and RA Therefore the temperature detected by VKM gets lower th...

Page 253: ...ational Aeronautics and Space Administration the more number of dust particles may allow the more number of bacteria to exist which may justify the abovementioned theory of bacteria s presence in the form of adherence to dust Therefore it is possible to remove bacteria using an electrostatic precipitator though the result of cleaning cannot be easily measured It takes time to demonstrate how effec...

Page 254: ...o the lung join together with hemoglobin in the blood which result in preventing the bonding between oxygen and hemoglobin leading to inability to convey oxygen to the tissues of the human body The bonding force between CO and hemoglobin is 200 300 times larger than that between oxygen and hemoglobin A typical symptom is headache The motor of their limbs is anaesthetized before losing consciousnes...

Page 255: ...pm in annual average for urban roads over 100 ppm possible for motor highways tunnels and parking areas 10 Building Standard Act and Building Control Act use this value as the 24 hour average environmental standard 20 Short term based allowable value 8 hour average environmental standard 50 Vocational environment allowable concentration Japan Industrial Safety and Health Association 100 No effect ...

Page 256: ...rmally higher O2 concentrations invite another danger higher ignition possibilities Therefore artificial oxygen supplies should be avoided The most effective way for avoiding oxygen starvation is to supply natural air that contains oxygen concentrations appropriate for human life Concentration Effect of change in concentration 0 03 0 04 Standard atmosphere 0 04 0 06 Urban atmosphere 0 07 Allowable...

Page 257: ...sed on the natural conditions and mechanical ventilation using mechanical power Natural ventilation Uses external wind pressures and or buoyancy force produced by the difference in temperature between the inside and outside of the room subject to natural conditions so the benefits are unforeseeable or smaller than expected Mechanical ventilation Forced ventilation using a power driven fan or blowe...

Page 258: ...he intake do not feel discomfort 2 Location of exhaust fans and intakes For whole ventilation air intakes should be located as far from the fans as possible For local ventilation intended for narrower limited space air intake s should be located as close to the fan as possible so that the surrounding areas can be less affected 3 For confined rooms Ventilating a bathroom with the door tightly close...

Page 259: ...re types Static pressure Ps is a pressure needed for overcoming the resistance of the duct when conveying air Dynamic pressure Pv on the contrary is a pressure due to air stream To determine air velocity measure the dynamic pressure of the air The total pressure Pt is the sum of static pressure and dynamic pressure P Q Curve static pressure flow characteristic curve P Q Curve shows the performance...

Page 260: ...ocated in a windy place use a pressure type fan Wind velocity vs wind pressure and ventilator capacity reduction due to wind pressures air flow for 50 Hz only Propeller fan The simplest axial flow fan available for small capacity applications larger air flow can be obtained but at small pressure up to about 30 Pa so that large reduction in flow can occur due to resistance e g frictional resistance...

Page 261: ...est and the sound level meter To select types of ventilating fans observe the following three notes 1 The environment affects the noise level The nameplate values are those measured in an anechoic room Actual buildings have echoes from the walls floors and ceilings so that the noise level depends on the building materials used and how wide the room is Use appropriate echo coefficients to determine...

Page 262: ...bove mentioned airflow requirement Guideline for the number of air changes Calculate air flow based on the room capacity number of persons to be admitted Required air flow per person Building type Occupied area per person N Remarks Restaurant coffee shop 3m2 Floor area for business use Cabaret beer hall 2m2 Floor area for business use Japanese restaurant assembly room on hire 3m2 Floor area for bu...

Page 263: ...lculation m3 h person 0 Sitting quietly 0 0132 0 013 0 1 Very light work 0 0132 0 0242 0 022 1 2 Light work 0 0242 0 0352 0 030 2 4 Medium work 0 0352 0 0572 0 046 4 7 Heavy work 0 0572 0 0902 0 074 CO2 production for calculation m3 h person Energy metabolic rate for calculation Labor burden Required air flow m3 h person CO2 limit 0 10 CO2 limit 0 15 CO2 limit 0 20 0 013 0 Sitting quietly 18 6 10 ...

Page 264: ...ose pressure types installed in a cooking range hood are installed in a ducted system The air flow depends on the pressure losses determined according to the length of the ducted system and the number of bends and other accessories contained in the system Air flow calculations should consider these pressure drops to estimate the air flow as accurately as possible Odor intensity Description 0 Odorl...

Page 265: ... requirement Method using the duct s friction resistance diagram Simplified method using the equivalent straight piping length conversion table Calculate the pressure losses of the straight sections using the friction resistance diagram Using the equivalent straight piping length conversion table calculate the equivalent straight pipe length of the entire duct system Plot the loss resistance curve...

Page 266: ... 180 160 140 120 100 90 80 70 60 45 40 35 30 25 20 18 16 14 12 10 9 8 7 6 6 5 4 3 2 4 5 d 5 3 5 2 5 d 500cm 0 04 0 1 0 2 0 4 1 0 2 0 6 0 10 80 60 40 20 v 5 0 0 m s 4 0 0 3 0 0 2 0 0 1 5 0 9 0 8 0 7 0 6 0 5 0 4 0 3 0 2 0 1 8 1 6 1 4 1 2 1 0 0 9 0 8 0 7 0 6 0 5 Air flow Q m 3 h Friction loss factor γ Pa m Friction Resistance Diagram for Duct V e l o c i t y m s Diameter 50cm Friction loss factor γ P...

Page 267: ...ds and sections where the sectional area is suddenly changed have unlike straight sections particular types of pressure losses due to eddy current and other factors The pressure loss of these non straight parts is given by the following equation 2 Calculation of pressure loss due to local features Example Bend as shown in the figure Long side Short side Equivalent diam eter A 200 40 Long side Shor...

Page 268: ... 75 0 60 1 0 0 37 1 5 0 19 0 5 1 10 0 5 0 75 0 50 1 0 0 28 1 5 0 13 1 0 0 5 1 00 0 75 0 41 1 0 0 22 1 5 0 09 4 0 0 5 0 96 0 75 0 37 1 0 0 19 1 5 0 07 4 Straight bend rectangular duct 0 25 1 25 0 5 1 47 1 0 1 50 4 0 1 38 5 Pipe inlet with round hood θ 20 0 02 40 0 03 60 0 05 90 0 11 120 0 20 6 Pipe inlet with rectangular hood θ 20 0 13 40 0 08 60 0 12 90 0 19 120 0 27 le d ζ λ le equivalent straigh...

Page 269: ...Building Standard Act In the latter case an inspection port should be installed on the ceiling so that the damper can be accessed through the port If an intermediate fan is installed midway in the duct an inspection port should be installed on the ceiling so that the fan can be accessed through the port The ducting examples shown in figures should be avoided These invite larger noise and smaller a...

Page 270: ...lated In cold weather areas or in winter condensation may occur due to the difference in temperature between the duct surroundings and living room To avoid condensation the ducting and their connections should be thermal insulated Local rules and regulations may have special requirements for fire dampers and bellows For details consult the authorities For bathrooms use ventilating fans specially d...

Page 271: ...2 11 HRV VKM GA M V1 HRV Heat Reclaim Ventilation 269 11 5 1 Unit conversion tables General conversion tables Pressure Velocity Area Weight ...

Page 272: ...2 11 270 HRV VKM GA M V1 HRV Heat Reclaim Ventilation Length Flow rate ...

Page 273: ...t Length Area Volume Mass Density Speed Force weight Temperature Kelvin Celsius Newton Pascal Joule Pressure Work SI unit Remarks JIS unit Other units Units mainly used in integral multiple of 10 of SI unit Units mainly used in integral multiple of 10 of unit used in combination with SI unit or of unit allowed use in combination ...

Page 274: ...8 258 8 155 1 07 10 9 505 3 48 35 5 6 4 0 63 91 0 18 4 1 80 261 6 160 1 10 11 2 510 3 52 35 9 6 6 0 65 93 9 18 6 1 82 264 5 165 1 13 11 6 515 3 55 36 2 6 8 0 67 96 7 18 8 1 84 267 3 170 1 17 12 0 520 3 59 36 6 7 0 0 69 99 5 19 0 1 86 270 2 175 1 21 12 3 525 3 62 36 9 7 2 0 71 102 4 19 2 1 88 273 0 180 1 25 12 7 530 3 65 37 3 7 4 0 73 105 2 19 4 1 90 275 9 185 1 28 13 0 535 3 69 37 6 7 6 0 74 108 1...

Page 275: ...2 11 HRV VKM GA M V1 HRV Heat Reclaim Ventilation 273 Temperature conversion table ...

Page 276: ...osphere without being decomposed Refrigerants are decomposed by strong ultraviolet rays radiated from the sun Chlorine is discharged Ozone O3 reaction caused by chlorine discharged Resulting in ozone layer destruction The strong ultraviolet rays radiated from the sun directly reach Earth s surface Cause of skin cancer and others Resulting in the increase of harmful ultraviolet rays Upper atmospher...

Page 277: ...ing beyond the limit that natural force can remove them As a result the dissipation of heat from Earth s surface is interrupted greenhouse effect thus resulting in global warming Carbon dioxide fluorocarbon methane nitride and others are released from Earth s surface Solar light beam Gases in the atmosphere absorb the infrared rays Infrared rays Atmosphere Earth Infrared rays heat rays from Earth ...

Page 278: ...2 11 276 HRV VKM GA M V1 HRV Heat Reclaim Ventilation Refrigerant R 410A saturation curve Temperature C Gauge pressure MPa G Absolute pressure MPa ...

Page 279: ...2 11 HRV VKM GA M V1 HRV Heat Reclaim Ventilation 277 R 410A Saturation pressure gauge pressure chart ...

Page 280: ...rmodynamic characteristics of R 410A Temperature C Steam pressure kPa Density kg m3 Specific heat at constant pressure kj kgK Specific enthalpy kj kg Specific entropy kj kgK Liquid Vapor Liquid Vapor Liquid Vapor Liquid Vapor Liquid Vapor Z0168 DAIREP ver2 0 ...

Page 281: ...2 11 HRV VKM GA M V1 HRV Heat Reclaim Ventilation 279 Pressure enthalpy curves of HFC32 125 50 50 wt Z0169 R 410A ...

Page 282: ...me v m 3 kg DA Moist Air h x Chart SI Pressure 101 325kPa Temperature 10 to 50 C E n t h a l p y h u m i d i t y r a t i o u d h d x k J k g S p e c i f i c e n t h a l p y h k J k g D A Ice Water R e l a t i v e h u m i d i t y ϕ W e t b u l b t e m p e r a t u r e t C Absolute humidity x kg kg DA Sensible heat factor ...

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