Mitsubishi Electric PU(H)Y-P250YGM-A Скачать руководство пользователя страница 37

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8-6 Automatic Control of the Computer Room

✻

< Outdoor Unit >

Free-Access Floor

< Indoor unit >

Intake
Thermistor

Discharge Thermistor

TB3

Controller

Terminal Bed for
External Input/Output

Remote Controller

Example

PFD-P500VM-E automatically controls the cooling temperature with a built-in controller.

(suction temperature or discharge temperature control)

This unit is designed for high sensible-heat specifications, and it does not include a humidifier or a dehumidi-

fier. Install such components as necessary.

✻

1 Bold lines in the diagram indicate refrigerant piping (gas/liquid).

This system consists of single refrigerant circuit.

✻

2 Indicates TB3-type transmission line used to communicate with the indoor unit.

This system is made up of single circuit.

Содержание PU(H)Y-P250YGM-A

Страница 1: ...g System 7 2 Control Wiring 7 3 Types of switch settings and setting methods 7 4 Sample System Connection 7 5 External input output specifications 8 Air Conditioning the Computer Room 8 1 Main Features of the Floor Duct Air Conditioners 8 2 Features of air conditioner for computer room 8 3 Step by Step Plan for the Implementation of the Air Conditioning 8 4 Conditions for the Installation of Compu...

Страница 2: ......

Страница 3: ... connects the indoor and outdoor units This system consists of single refrigerant circuit 3 Indicates TB7 Type transmission line that allows the unit to communicate with the controller When using a PFD P250VM E as an indoor unit connect an outdoor unit PUHY P250YGM A to each indoor unit and operate with a built in remote control for the indoor unit 1 Bold line indicates refrigerant piping gas liqu...

Страница 4: ...t 2 PUHY P250YGM A outdoor units to each indoor unit and operate with a built in remote control for the indoor unit At factory shipment this model of indoor unit is designed and set to accommodate a single refriger ant circuit Connection of two refrigerant circuits to the indoor unit requires setting change and pipe work 1 Bold line indicates refrigerant piping gas liquid This system consists of t...

Страница 5: ...ation Manual Indoor 27 CDB 19 CWB Indoor 20 CDB Pipe length 7 5m Outdoor Outdoor Height difference 0m 35 CDB 7 CDB 6 CWB Cooling Heating 3N 380 400 415V 50Hz 400 415V 60Hz PFD P500VM E 5 0 Power source kW Power input System capacity A m3 min Pa kg dB A m mm Current Heat exchanger Fan Refrigerant External finish Type x Quantity Airflow rate External static pressure kW Motor Output Air filter Refrig...

Страница 6: ...5 12 24 0 7 0 8 0 9 1 0 1 1 1 2 1 3 19 24 15 12 15 10 5 0 5 10 15 20 25 30 35 40 45 Capacity correction coefficient Input Correction Coefficient Outdoor unit inlet temperature CDB Outdoor unit inlet temperature CDB 2 2 Cooling Input The correction curves indicate the values measured at the point where the compressor was operated at its maximum capacity indicates the standard value ...

Страница 7: ...or 27 CDB 19 CWB Outdoor 35 CDB 0 4 0 5 0 6 0 7 0 8 0 9 1 30 40 50 60 70 80 RH SHF 130 120 110 100 90 80 70 Standard Capacity Ratio Standard Capacity Ratio 0 93 0 4 0 5 0 6 0 7 0 8 0 9 1 30 40 50 60 70 80 RH SHF 130 120 110 100 90 80 70 35 45 55 65 75 Indoor Temperature 27 CDB 35 45 55 65 75 Indoor Temperature 24 CDB ...

Страница 8: ...piping m How to obtain piping equivalent length Piping equivalent length m Capacity correction coefficient 0 7 0 8 0 9 1 0 20 40 60 80 100 120 140 160 180 2 5 Operation limit Indoor temperature CWB 15 0 5 10 5 10 15 20 25 30 35 40 45 10 12 15 20 25 30 The height between the Outdoor PUHY P YGM A and Indoor could make the running temperature range narrow For details refer to P19 7 1 Refrigerant Pipi...

Страница 9: ...oise Level 7 1m 1m Measured point Series Noise Level dB Type A PFD P250VM E 59 PFD P500VM E 63 1 Outdoor Unit 2 Indoor Unit Measured point 1m 1m Series Noise Level dB Type A PUHY P250YGM A 57 PUHY P500YGM A 60 61 50Hz 60Hz ...

Страница 10: ... 4000Hz 8000Hz dB A 70 6 62 7 60 5 56 1 54 8 45 7 39 7 32 9 59 10 20 30 40 50 60 70 80 90 63Hz 125Hz 250Hz 500Hz 1000Hz 2000Hz 4000Hz 8000Hz 10 20 30 40 50 60 70 80 90 63Hz 125Hz 250Hz 500Hz 1000Hz 2000Hz 4000Hz 8000Hz NC 70 NC 60 NC 50 NC 40 NC 30 NC 20 NC 70 NC 60 NC 50 NC 40 NC 30 NC 20 OCTAVE BAND PRESSURE LEVEL dB 0dB 20µPa OCTAVE BAND PRESSURE LEVEL dB 0dB 20µPa OCTAVE BAND CENTER FREQUENCIE...

Страница 11: ...s ø22 2 Brazed Mounting hole Air outlet Air inlet Air inlet ø62 Knockout hole Hole for power supply Changeable to ø27 ø33 by using attached conduit mounting plate Accessory ø27 Knockout hole Bottom hole for control wiring Knockout hole Bottom piping hole Left side view ø27 Knockout hole Left side hole for control wiring Knockout hole Left piping hole Accessories Refrigerant Gas conn pipe 1 pc Alre...

Страница 12: ...15 88 Flare Y Y Y Y X X Mounting hole Knockout hole Bottom piping hole ø27 Knockout hole Bottom hole for control wiring ø62 Knockout hole Hole for power supply Changeable to ø46 ø53 by using attached conduit mounting plate Accessory Accessories Refrigerant Gas conn pipe 1 pc Already installed on the unit Packing for conn pipe 1 pc Attached near the ball valve Conduit mounting plate ø53 ø46 1 pc Ea...

Страница 13: ...ower supply Body Nomal Local 1380 Remote controller A Refrig piping gas ø22 2 braze Power supply White Operating Green Check Yellow Failure Red Accessory Filter Lamp view from A 320 220 1950 20 100 462 580 Panel ø32 knook out hole Air inlet Control box 50 140 Hole for the control wiring ø32 knook out hole Main drain piping connection Rp1 1 4 Accessory Lifting bolts 4pc Front panel opening and clos...

Страница 14: ...ce Panel opening and closing dimension Indoor unit Unit surface figure Service space 400 or more Unit front figure 1000 or more 1 200 or more 1 It is necessary for the removal of the panel beyond 600mm 500 or more 710 Refrig piping gas in 2 refrig circuit system type P450 ø 19 05 braze type P560 ø 22 2 braze No 2 680 2 ø 32 knook out hole ø 32 knook out hole Air outlet Air inlet Power supply White...

Страница 15: ...e service handbook about the switch operations CENTRAL CONTROL TRANSMISSION LINE CNRS2 Inverter controller box Function device liquid outlet temp detect at Sub cool coil Discharge pipe temp detect OA temp detect Pipe temp detect Hex outlet Choke coil Transmission Thermistor High pressure switch 4 way valve Electronic expansion valve SC coil Solenoid valve Heat exchanger capacity control Solenoid v...

Страница 16: ... operations Address setting Function setting Maintenance setting Control circuit board TB3 Terminal Block TB7 Terminal Block TB1 Terminal Block ACNF Noise Filter M2 M1 M2 M1 shield shield CENTRAL CONTROL TRANSMISSION LINE INDOOR OUTDOOR TRANSMISSION LINE Power source 3N 380 400 415V 50 60Hz L3 N L1 L2 blue black white red blue N 1 9 2 1 9 1 5 6 10 9 14 13 10 14 13 9 6 5 1 2 black red red black 10 ...

Страница 17: ...S B CN54 L3 TB5 SHIELD L2 L1 L4 FAN over current detection 51F Z1 ZNR2 52F Z3 51F 52F MF TH24 TH21 TH22 TH23 6 5 4 3 2 1 LEV SYMBOL NAME DSA1 Surge absorber LED display power supply F901 ZNR1 ZNR2 ZNR901 MF I B S B IFB TB2 TB5 TB15 TB21 TB22 TB23 F1 T LEV 52F 51F 33P1 RC L4 L3 L2 L1 Z3 Z1 X11 SWC I B SW14 I B SW12 I B SW11 I B SW9 SW4 I B SW3 I B SW2 I B SW1 I B Surge absorber board Switch outlet ...

Страница 18: ...22 CN21 CN20 1 1 2 2 CN29 1 2 3 2 1 CN31 1 2 CN28 5 3 1 CN60 1 2 3 4 5 6 3 1 1 3 7 3 1 5 1 1 3 9 Z2 note2 33P2 T Z3 CN25 CN24 12 CN7V 1 2 3 4 5 6 7 2 1 X12 SW5 SWC SW12 2nd digit SW11 1st digit SW8 Address odd SW3 SW1 SW2 SW7 SW4 SW14 0 F E DCB A 9 0 9 8 7 6 5 4 3 2 1 9 1 2 3 4 5 6 7 8 0 8 7 6 5 4 3 2 1 No 2 FAN over current detection 51F Z1 ZNR2 Z2 52F Z3 TH24 2 TH21 2 TH22 2 TH23 2 51F 52F MF NA...

Страница 19: ...efrigerant Circuit Diagram And Thermal Sensor PUHY P250YGM A 21S4a 21S4b COMP O S CJ1 CJ2 63HS 63LS 63H SV1 HEX F HEX B SV5b TH8 TH11 TH5 TH6 TH7 CP2 ST8 LEV1 SCC ST4 ST3 CP1 Drier ST7 ST6 ACC BV1 BV2 ST1 ST2 ...

Страница 20: ...b TH6 CP2 CP1 TH11 TH12 COMP 2 Oil Tank COMP 1 O S O S CJ3 CJ1 63H2 63H1 63HS ST7 ST6 ST5 SV1 SV3 CV1 CV2 HEX2b B HEX1b F TH5 TH8 SCC CP3 TH7 ST9 Drier LEV1 ST8 SV5c SV5b HEX2a B HEX1a F ST2 ST13 ST12 ST11 ST10 CJ2 63LS BV2 ACC BV1 ST1 ...

Страница 21: ...ation Amount of charged refrigerant at factory shipment Sample calculation Outdoor unit model Charged refrigerant amount kg 9 5 P250 22 0 P500 Outdoor unit L L H A Outdoor unit L H A Indoor unit Indoor unit Liquid pipe size Total length of the ø 15 88 pipes x 0 2 Liquid pipe size Total length of the ø 9 52 pipes x 0 06 m x 0 2 kg m m x 0 06 kg m Total capacity of connected indoor units Amount for ...

Страница 22: ... cannot be con nected to the indoor units other than the PFD type indoor units 3 The PFD type indoor units cannot be connected to the ME remote controller 4 The address settings must be made on this system The automatic address setup cannot be made 5 The following functions cannot be selected on the PFD type indoor units 1 Switching between automatic power recovery Enabled Disabled Fixed to Enable...

Страница 23: ...r within the range shown in the parenthesis Cable type The need for address settings and the range of address setting depend on the configuration of the sys tem Refer to Sample System Connection Symbol Unit or controller Main Sub Indoor unit MA remote controller Address setting range IC 01 50 Note 1 Address setting method Factory setting No address setting required 00 00 MA Outdoor unit OC Main 51...

Страница 24: ...arge temperature sensor is supplied as standard specification 2 Power supply switch connector connection on the outdoor unit Factory setting The male power supply switch connector is connected to CN41 Grouping system Power supply switch connector connection Not connected Not grouped Grouped Required Grouped Not grouped Grouped Not grouped Grouped Not grouped Not required Leave the male connector o...

Страница 25: ...minal block TB5 on the indoor unit IC Non polarized 2 core cable Only use shielded cables Shielded cable connection Connect the earth terminal of the OC and S terminal of the IC terminal block TB5 b Switch setting Address setting is required as follows Main Controller Sub Controller Settings to be made with the sub main switch IC IC OC 1 2 Notes 3 MA MA 51 100 01 50 01 50 00 00 Setting not require...

Страница 26: ...and connect it to the female power supply switch connector CN40 on only one of the outdoor units Only use shielded cables Shielded cable connection To ground the shielded cable daisy chain the S terminals on the terminal block TB7 on each of the outdoor units Connect the S shielded terminal on the terminal block TB7 on the outdoor unit whose male connector on CN41 was disconnected and connected to...

Страница 27: ...ers are connected to the system connect terminals 1 and 2 of the terminal block TB15 on the indoor unit IC to the terminal block on the MA remote controllers option Set the Main Sub switch on the connected MA remote controllers option to SUB See the installation manual for the MA remote controller for the setting method c Switch setting Address setting is required as follows Main Controller Sub Co...

Страница 28: ...equired as follows Main Controller Sub Controller Settings to be made with the sub main switch IC IC OC 1 2 Notes 3 MA MA 51 100 01 50 01 50 00 00 Setting not required Sub Controller One indoor controller controller circuit board is equipped in the indoor unit 10HP and two indoor controllers controller circuit boards are equipped in the indoor unit 20HP Steps Unit or controller Main Sub Indoor uni...

Страница 29: ...ge Level Dip SW1 9 OFF Output No 1 Operation Status Obtaining signals indicating operation status of indoor units in each refrigerant circuit Relay a contact output DC 30V or AC 100V 200V Standard Current 1A Minimum Current 1mA No 1 Error Status Obtaining signals indicating error status of indoor units in each refrigerant circuit No 2 Operation Status Obtaining signals indicating operation status ...

Страница 30: ...current contact DC12V 1mA SW11 Relay contact output DC30V or less 1A AC220 240V 1A No 1 Operation Status Indicator Lamp L1 No 1 Error Status Indicator Lamp L2 Power supply for displays No 2 Operation Status Indicator Lamp L3 No 2 Error Status Indicator Lamp L4 Relay Permissible Electrical Current 10mA 1A XA XE Setting on the Indoor Unit Confirm the following setting when using external input 1 No ...

Страница 31: ...ts may not operate 2 Do not bundle with high voltage AC220 240V wire since noise interference from such wire may cause the unit to malfunction 3 Do not bundle with minute voltage DC30V or below wire since noise interference from such wire may cause the unit to malfunction Caution 1 Wiring should be covered by insulation tube with supplementary insulation 2 Use relays or switches with IEC or equiva...

Страница 32: ...t the predetermined conditions constant temperature constant humidity at the time the air exits the unit Close attention must be paid to the auto controlling system 2 Dust in the duct space between the free access top floor and the existing floor must be thoroughly removed before installing the unit 3 Since the existing floor is cooled by the unit it may produce dews on the ceiling of the room dow...

Страница 33: ...ce earthquake proof anti vibration floor load anti vibration device noise control etc Calculating the Load Setting the Conditions for the Room Temperature humidity Condition Purpose Making decisions on the computer system Accommodates possible future expansion ensuring the acquisition route Operation schedule Back up system in case of breakdowns power outage water supply cut offs etc Air condition...

Страница 34: ...e computer 3 Matching the Volume of Air Flow It is possible to use the fan on the computer to cool the room This controlling method requires a certain volume of cold air in proportion to the amount of heat produced by the device The inlet panel is located at the bottom of the unit and the exhaust pipe is located either on the ceiling front and back or on the side 4 Considering a Back up Air Condit...

Страница 35: ...air conditioning system are set air conditioning capacity has to be determined by calculating the load 2 Unlike the outdoor air computer load remains constant throughout the year However it is possible that there are considerable fluctuations within a day This is due to the fact that depending on the time of the day there are changes in the number of computers that are turned on and that the diffe...

Страница 36: ...6 8 kW Total Infiltration draft Number of people in the room Outside air 39 6 834 0 0117 5 persons 82 125m3 834 0 0117 0 39 kW 0 41 kW 1 22 kW 2 0 kW Total 26800 0 336 24 18 V 60 221m3 min Calculate the temperature difference by setting the outdoor temperature then calculate hourly loads The chart shows the result of a calculation supposing that the system reaches its highest load at 12 o clock Ou...

Страница 37: ...ure with a built in controller suction temperature or discharge temperature control This unit is designed for high sensible heat specifications and it does not include a humidifier or a dehumidi fier Install such components as necessary 1 Bold lines in the diagram indicate refrigerant piping gas liquid This system consists of single refrigerant circuit 2 Indicates TB3 type transmission line used t...

Страница 38: ...s The chart shows an approximate longevity of parts It is an estimation of the time when old parts may need to be replaced or repairs need to be made It does not mean that the parts must absolutely be replaced except for the fan belt Please note that the figures in the chart do not mean warranty periods 2 Notes The above chart shows a maintenance schedule for a unit that is used under the followin...

Страница 39: ... or damage Clean Check for unusual noise Measure insulation resistance Free of unusual sound Insulation resistance over 1MΩ Replace if insulation resistance goes below 1MΩ Make sure the lamp comes on Comes on when the output is on Replace if the light does not come on when the power is on Perform an operation check using the operation data Adequately controls the air temperature Replace if malfunc...

Страница 40: ......

Страница 41: ...HEAD OFFICE TOKYO BLDG 2 7 3 MARUNOUCHI CHIYODA KU TOKYO 100 8310 JAPAN Issued in Mar 2006 MEE05K442 Printed in Japan New publication effective Mar 2006 Specifications subject to change without notice ...

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